Debt Disclosure [Abstract]
Schedule of Operating Leased Assets [Table]
Schedule of Operating Leased Assets [Table]
Scenario [Axis]
Scenario [Axis]
Scenario, Unspecified [Domain]
Scenario, Unspecified [Domain]
Variable Interest Entities [Axis]
Variable Interest Entities [Axis]
Variable Interest Entity, Classification [Domain]
Variable Interest Entity, Classification [Domain]
Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity, Not Primary Beneficiary [Member]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Equipment
Equipment [Member]
Operating Leased Assets [Line Items]
Operating Leased Assets [Line Items]
Future minimum lease payments
Operating Leases, Future Minimum Payments Due
Related Party Transactions [Abstract]
Schedule of Related Party Transactions, by Related Party [Table]
Schedule of Related Party Transactions, by Related Party [Table]
Related Party [Axis]
Related Party [Axis]
Related Party [Domain]
Related Party [Domain]
Related Party Transaction [Axis]
Related Party Transaction [Axis]
Related Party Transaction [Domain]
Related Party Transaction [Domain]
Related Party Transaction [Line Items]
Related Party Transaction [Line Items]
Schedule of Related Party Transactions [Table Text Block]
Schedule of Related Party Transactions [Table Text Block]
1. The Company [Abstract]
1. The Company [Abstract]
Nature of Operations [Text Block]
Nature of Operations [Text Block]
Compensation and Retirement Disclosure [Abstract]
Schedule of Defined Benefit Plans Disclosures [Table]
Schedule of Defined Benefit Plans Disclosures [Table]
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]
Defined Benefit Plans and Other Postretirement Benefit Plans [Domain]
Defined Benefit Plan and Other Postretirement Benefit Plan [Domain]
Pension Benefits
Pension Plan [Member]
Retiree Health and Welfare Benefits
Other Postretirement Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost
Defined Benefit Plan, Service Cost
Interest cost
Defined Benefit Plan, Interest Cost
Expected return on plan assets
Defined Benefit Plan, Expected Return on Plan Assets
Amortization of prior service credits
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Amortization of net loss
Defined Benefit Plan, Amortization of Gains (Losses)
Settlements
Settlements recognized in net benefit cost
Settlements recognized in net benefit cost
Net (benefit) cost recognized
Defined Benefit Plan, Net Periodic Benefit Cost
Payables and Accruals [Abstract]
Accounts Payable and Other Current Liablities [Table]
Accounts Payable and Other Current Liablities [Table]
Accounts Payable and Other Current Liablities [Table]
Accounts Payable and Other Current Liablities [Line Items]
Accounts Payable and Other Current Liablities [Line Items]
[Line Items] for Accounts Payable and Other Current Liablities [Table]
Compensation and benefits payable
Accrued Employee Benefits, Current
Property and income tax liabilities
Accrued Property and Income Taxes, Current
Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due property, state and federal income tax obligations.
Capital expenditure estimated liabilities
Capital expenditure estimated liabilities
Capital expenditure estimated liabilities
Accounts payable
Accounts Payable, Current
Customer incentives
Customer Advances and Deposits, Current
Casualty and environmental liabilities
Loss Contingency Accrual
Rents and leases
Accrued Rent, Current
Other
Other Accrued Liabilities, Current
Total
Accounts Payable and Accrued Liabilities, Current
Components of Deferred Tax Assets and Liabilities [Abstract]
Components of Deferred Tax Assets and Liabilities [Table]
Components of Deferred Tax Assets and Liabilities [Table]
Components of Deferred Tax Assets and Liabilities [Table]
Components of Deferred Tax Assets and Liabilities [Line Items]
Components of Deferred Tax Assets and Liabilities [Line Items]
[Line Items] for Components of Deferred Tax Assets and Liabilities [Table]
Deferred Tax Liabilities, Property and Equipment
Deferred Tax Liabilities, Property, Plant and Equipment
Deferred Tax Liabilities, Other
Deferred Tax Liabilities, Other
Deferred Tax Liabilities, Gross
Deferred Tax Liabilities, Gross
Deferred Tax Asset, Tax Deferred Expense, Intangible Assets and Liabilities
Deferred Tax Asset, Tax Deferred Expense, Intangible Assets and Liabilities
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets and liabilities.
Deferred Tax Assets, Tax Deferred Expense, Casualty and environmental
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits
Deferred Tax Asset, Deferred Tax Expense, Pension and Retiree Health and Welfare Benefits
Deferred Tax Asset, Deferred Tax Expense, Pension and Retiree Health and Welfare Benefits
Deferred Tax Asset, Deferred Tax Expense, Pension and Retiree Health and Welfare Benefits
Deferred Tax Assets, Tax Deferred Expense, Long-term Debt Fair Value Adjustment Under Acquisition Method Accounting
Deferred Tax Assets, Tax Deferred Expense, Long-term Debt Fair Value Adjustment
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from long-term debt fair value adjustment under acquisition method accounting.
Deferred Tax Assets, Other
Deferred Tax Assets, Other
Deferred Tax Assets, Gross
Deferred Tax Assets, Gross
Deferred Tax Liabilities, Net
Deferred Tax Liabilities, Net
Deferred Tax Liabilities, Net, Noncurrent
Deferred Tax Liabilities, Net, Noncurrent
Deferred Tax Assets, Net, Current
Deferred Tax Assets, Net, Current
Commitments and Contingencies Disclosure [Abstract]
Schedule of Future Minimum Lease Payments for Capital and Operating Leases [Table]
Schedule of Future Minimum Lease Payments for Capital and Operating Leases [Table]
Tabular disclosure of future minimum lease payments as of the date of the latest balance sheet presented, in aggregate and for each of the five years succeeding fiscal years, with separate deductions from the total for the amount representing executor costs, including any profit thereon, included in the minimum lease payments and for the amount of the imputed interest necessary to reduce the net minimum lease payments to present value.
Schedule of Future Minimum Lease Payments for Capital and Operating Leases [Line Items]
Schedule of Future Minimum Lease Payments for Capital and Operating Leases [Line Items]
[Line Items] for Tabular disclosure of future minimum lease payments as of the date of the latest balance sheet presented, in aggregate and for each of the five years succeeding fiscal years, with separate deductions from the total for the amount representing executor costs, including any profit thereon, included in the minimum lease payments and for the amount of the imputed interest necessary to reduce the net minimum lease payments to present value.
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Minimum capital lease payments - 2016
Capital Leases, Future Minimum Payments Due, Next Twelve Months
Minimum capital lease payments - 2017
Capital Leases, Future Minimum Payments Due in Two Years
Minimum capital lease payments - 2018
Capital Leases, Future Minimum Payments Due in Three Years
Minimum capital lease payments - 2019
Capital Leases, Future Minimum Payments Due in Four Years
Minimum capital lease payments - 2020
Capital Leases, Future Minimum Payments Due in Five Years
Minimum capital lease payments - Thereafter
Capital Leases, Future Minimum Payments Due Thereafter
Total minimum capital leases payments
Capital Leases, Future Minimum Payments Due
Capital lease payments - amount representing interest
Capital Leases, Future Minimum Payments, Interest Included in Payments
Present value of minimum capital lease payments
Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Minimum operating lease payments - 2016
Operating Leases, Future Minimum Payments Due, Next Twelve Months
Minimum operating lease payments - 2017
Operating Leases, Future Minimum Payments, Due in Two Years
Minimum operating lease payments - 2018
Operating Leases, Future Minimum Payments, Due in Three Years
Minimum operating lease payments - 2019
Operating Leases, Future Minimum Payments, Due in Four Years
Minimum operating lease payments - 2020
Operating Leases, Future Minimum Payments, Due in Five Years
Minimum operating lease payments - Thereafter
Operating Leases, Future Minimum Payments, Due Thereafter
Future minimum lease payments
Rent Expense for Operating Leases
Rent Expense for Operating Leases
Rent expense for operating leases with terms exceeding one month. Excludes non-cancelable lease terms of less than one year and per diem leases.
Property and Equipment [Abstract]
Property and Equipment [Abstract]
Property, Plant and Equipment [Table Text Block]
Property, Plant and Equipment [Table Text Block]
Income Taxes [Abstract]
Income Taxes [Abstract]
Income Tax Disclosure [Text Block]
Income Tax Disclosure [Text Block]
Pension Plan Type [Axis]
Pension Plan Type [Axis]
Pension Plan Type [Axis]
Pension Plan Type [Domain]
Pension Plan Type [Domain]
[Domain] for Pension Plan Type [Axis]
Funded Pension Plan [Member]
Funded Pension Plan [Member]
Funded Pension Plan [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Beginning balance
Defined Benefit Plan, Fair Value of Plan Assets
Actual return on plan assets
Defined Benefit Plan, Actual Return on Plan Assets
Employer contributions
Defined Benefit Plan, Contributions by Employer
Benefits paid
Defined Benefit Plan, Benefits Paid
Administrative expenses
Defined Benefit Plan, Administration Expenses
Settlements
Defined Benefit Plan, Settlements, Plan Assets
Plan participants' contributions
Defined Benefit Plan, Contributions by Plan Participants
Ending balance
Funded status (plan assets less projected benefit obligations)
Defined Benefit Plan, Funded Status of Plan
Defined Benefit Plan, Amounts Recognized in Balance Sheet [Abstract]
Defined Benefit Plan, Amounts Recognized in Balance Sheet [Abstract]
Pension and Health and Welfare Benefit Plans, Liabilities
Defined Benefit Plan, Amounts Recognized in Balance Sheet
Pension and Health and Welfare Benefit Plans, Current Liabilities
Pension and Other Postretirement Defined Benefit Plans, Current Liabilities
Pension and Health and Welfare Benefit Plans, Other Assets
Defined Benefit Plan, Assets for Plan Benefits, Noncurrent
Income Tax Contingency [Table]
Income Tax Contingency [Table]
Income Tax Contingency [Line Items]
Income Tax Contingency [Line Items]
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Federal Statutory Income Tax Rate
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
State income taxes, net of federal tax benefit
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
Other, net
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
Effective Tax Rate
Effective Income Tax Rate Reconciliation, Percent
Schedule of Long-term Debt Instruments [Table]
Schedule of Long-term Debt Instruments [Table]
Range [Axis]
Range [Axis]
Range [Domain]
Range [Domain]
Minimum [Member]
Minimum [Member]
Maximum [Member]
Maximum [Member]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Long-term Debt, Type [Domain]
Debt Instrument [Axis]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
Capital Lease Obligations [Member]
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Capital leases entered into to finance maintenance of way and other vehicles and equipment
Capital leases entered into to finance maintenance of way and other vehicles and equipment
Capital leases entered into to finance maintenance of way and other vehicles and equipment
Long-term Debt, Percentage Bearing Variable Interest, Amount
Long-term Debt, Percentage Bearing Variable Interest, Amount
Unamortized Debt Issuance Expense [Abstract]
Unamortized Debt Issuance Expense [Abstract]
New Accounting Pronouncements or Change in Accounting Principle [Table]
New Accounting Pronouncements or Change in Accounting Principle [Table]
Adjustments for New Accounting Pronouncements [Axis]
Adjustments for New Accounting Pronouncements [Axis]
Type of Adoption [Domain]
Type of Adoption [Domain]
Adjustments for New Accounting Pronouncement [Member]
Adjustments for New Accounting Pronouncement [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Unamortized Debt Issuance Expense
Unamortized Debt Issuance Expense
Employment Benefit Plans
Pension and Other Postretirement Benefits Disclosure [Text Block]
Significant Accounting Policies [Abstract]
Significant Accounting Policies [Abstract]
Significant Accounting Policies [Text Block]
Significant Accounting Policies [Text Block]
Loss Contingencies [Table]
Loss Contingencies [Table]
Loss Contingency Nature [Axis]
Loss Contingency Nature [Axis]
Loss Contingency, Nature [Domain]
Loss Contingency, Nature [Domain]
Environmental Issue
Environmental Issue [Member]
Loss Contingencies [Line Items]
Loss Contingencies [Line Items]
Number of alleged environmental contamination sites (in sites)
Administrative Judicial and Other Mandatory Cleanup Efforts Total Sites
Administrative, Judicial and Other Mandatory Cleanup Efforts, Total Sites
Number of environmental superfund sites (in sites)
Administrative Judicial and Other Mandatory Cleanup Efforts Superfund Sites
Administrative, Judicial and Other Mandatory Cleanup Efforts, Superfund Sites
Liability for third-party tort claims
Recorded Liability For Third Party Environmental Tort Claims
Recorded Liability For Third Party Environmental Tort Claims
Accrued obligations for environmental matters, current liabilities
Accrued Environmental Loss Contingencies, Current
Additional Expense Based on Actuarial Study Results
Additional Expense Based on Actuarial Study Results
Additional Expense Based on Actuarial Study Results
Estimated time frame for accrued cost distributions
Site Contingency, Estimated Time Frame for Accrued Cost Distributions
Site Contingency, Estimated Time Frame for Accrued Cost Distributions
Future costs for environmental liabilities, minimum
Loss Contingency, Range of Possible Loss, Minimum
Future costs for environmental liabilities, maximum
Loss Contingency, Range of Possible Loss, Maximum
Accrual for Environmental Loss Contingencies [Roll Forward]
Accrual for Environmental Loss Contingencies [Roll Forward]
Beginning balance
Accrual for Environmental Loss Contingencies
Accruals
Accrual For Environmental Loss Contingencies Provision
Accrual For Environmental Loss Contingencies Provision
Payments
Accrual for Environmental Loss Contingencies, Payments
Ending balance
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Schedule of Variable Interest Entities [Table]
Schedule of Variable Interest Entities [Table]
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Variable Interest Entity [Line Items]
Company limited partner holding interest, percentage
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage
General partner holding interest, percentage
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest
Unconsolidated Partnership, assets
Variable Interest Entity, Assets
Variable Interest Entity, Assets
Affordable Housing Project Investment, Write-down, Amount
Affordable Housing Project Investment, Write-down, Amount
Affordable Housing Tax Credits and Other Tax Benefits, Amount
Affordable Housing Tax Credits and Other Tax Benefits, Amount
Unamortized investment balance classified as Other Assets
Variable Interest Entity, Nonconsolidated, Unamortized Investment Balance
Variable Interest Entity, Nonconsolidated, Unamortized Investment Balance
Remaining commitments classified as Other Liabilities
Other Commitment
Maximum exposure to loss
Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount
Current Federal Tax Expense (Benefit)
Current Federal Tax Expense (Benefit)
Current State and Local Tax Expense (Benefit)
Current State and Local Tax Expense (Benefit)
Current Income Tax Expense (Benefit)
Current Income Tax Expense (Benefit)
Deferred Federal Income Tax Expense (Benefit)
Deferred Federal Income Tax Expense (Benefit)
Deferred State and Local Income Tax Expense (Benefit)
Deferred State and Local Income Tax Expense (Benefit)
Deferred Income Tax Expense (Benefit)
Deferred Income Tax Expense (Benefit)
Income Tax Expense (Benefit), Continuing Operations
Income Tax Expense (Benefit)
Nature Of Operations [Table]
Nature Of Operations [Table]
Nature Of Operations [Table]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Northern Sante Fe Corporation [Member]
Northern Sante Fe Corporation [Member]
Northern Sante Fe Corporation [Member]
Freight Revenue by Commodity Group [Axis]
Freight Revenue by Commodity Group [Axis]
Description of total freight revenues broken out between commodity groups.
Freight Revenue by Commodity Group [Domain]
Freight Revenue by Commodity Group [Domain]
[Domain] for Description of total freight revenues broken out between commodity groups.
Consumer Products [Member]
Consumer Products [Member]
Consumer Products commodity group portion of total freight revenues.
Industrial Products [Member]
Industrial Products [Member]
Industrial Products commodity group portion of total freight revenues.
Coal [Member]
Coal [Member]
Agricultural Products [Member]
Agricultural Products [Member]
Agricultural Products commodity group portion of total freight revenues.
Nature Of Operations [Line Items]
Nature Of Operations [Line Items]
[Line Items] for Nature Of Operations [Table]
Rail Route Network Distance
Rail Route Network Distance
Approximate distance of railroad network
Number of States in which Entity Operates
Number of States in which Entity Operates
Number of Canadian Provinces In Which Entity Operates
Number of Canadian Provinces In Which Entity Operates
Number of Canadian Provinces In Which Entity Operates in as of the Balance Sheet Date
Percentage of Total Freight Revenues
Percentage of Total Freight Revenues
Percentage of Total Freight Revenues
Business Combination, Step Acquisition, Remaining Equity Interest Acquired, Percentage
Business Combination, Step Acquisition, Remaining Equity Interest Acquired, Percentage
In a business combination achieved in stages, this element represents the percentage aquired of the remaining equity interest in the acquiree not already owned.
Schedule of Variable Interest Entities
Schedule of Variable Interest Entities [Table Text Block]
Investments, Debt and Equity Securities [Abstract]
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Income Statement [Abstract]
Statement [Table]
Statement [Table]
Statement [Line Items]
Statement [Line Items]
Revenues
Revenue, Net
Operating expenses:
Operating Expenses [Abstract]
Compensation and benefits
Labor and Related Expense
Fuel
Fuel Costs
Purchased services
Purchased services
The amount of expense for contract services provided to the Company.
Depreciation and amortization
Depreciation, Depletion and Amortization
Equipment rents
Equipment rents
Rent paid for freight cars owned by other railroads or private companies, net of rents received, including lease expenses primarily for locomotives, railcars, containers and trailers.
Materials and other
Materials and other
Materials and other operating expenses not separately disclosed. This element is used when other, more specific, elements are not appropriate.
Total operating expenses
Operating Expenses
Operating income
Operating Income (Loss)
Interest expense
Interest and Debt Expense
Interest income, related parties
Interest Income Related Parties
Interest income received from related parties.
Other expense, net
Other Nonoperating Income (Expense)
Income tax expense
Net income
Net Income (Loss) Attributable to Parent
Other Assets
Other Asset, Investment in Variable Interest Entity [Text Block]
Other Asset, Investment in Variable Interest Entity [Text Block]
Equipment Trust Certificate [Member]
Equipment Trust Certificate [Member]
Three Point Four Four Two Percent 13-Year Equipment Obligation [Member]
Three Point Four Four Two Percent 13-Year Equipment Obligation [Member]
Three Point Four Four Two Percent 13-Year Equipment Obligation [Member]
Debt Instrument, Face Amount
Debt Instrument, Face Amount
Debt Instrument, Interest Rate, Stated Percentage
Debt Instrument, Interest Rate, Stated Percentage
Scenario, Forecast [Member]
Scenario, Forecast [Member]
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount Rate - expense
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate
Expected Long-term Return on Assets - expense
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets
Rate of Compensation Increase
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount Rate - benefit obligations
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate
Rate of Compensation Increase - benefit obligations
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase
Assumptions Sensitivity Analysis [Abstract]
Assumptions Sensitivity Analysis [Abstract]
Assumptions Sensitivity Analysis [Abstract]
Effect of 50 basis point decrease in discount rate
Effect of 50 basis point decrease in discount rate
Effect of 50 basis point decrease in the discount rate on future net benefit costs.
Effect of 50 basis point increase in discount rate
Effect of 50 basis point increase in discount rate
Effect of 50 basis point increase in the discount rate on future net benefit costs.
Effect of 50 basis point decrease in rate of return on plan assets
Effect of 50 basis point decrease in rate of return on plan assets
Effect of 50 basis point decrease in the rate of return on plan assets on future net benefit costs.
Effect of 50 basis point increase in rate of return on plan assets
Effect of 50 basis point increase in rate of return on plan assets
Effect of 50 basis point increase in the rate of return on plan assets on future net benefit costs.
Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract]
Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract]
Assumed health care cost trend rate for next year (participants over 65)
Assumed health care cost trend rate for next year (participants over 65)
Assumed health care cost trend rate for next year (participants over 65)
Assumed health care cost trend rate for next year (participants under 65)
Assumed health care cost trend rate for next year (participants under 65)
Assumed health care cost trend rate for next year (participants under 65)
Defined Benefit Plan, Ultimate Health Care Cost Trend Rate
Defined Benefit Plan, Ultimate Health Care Cost Trend Rate
Defined Benefit Plan, Year that Rate Reaches Ultimate Trend Rate
Defined Benefit Plan, Year that Rate Reaches Ultimate Trend Rate
Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components
Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components
Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components
Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components
Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation
Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation
Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation
Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation
Schedule of Net Benefit Costs
Schedule of Net Benefit Costs [Table Text Block]
Schedule of Net Funded Status [Table Text Block]
Schedule of Net Funded Status [Table Text Block]
Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]
Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Schedule of Defined Benefit Plans Accumulated Other Comprehensive Income Loss [Table Text Block]
Schedule of Defined Benefit Plans Accumulated Other Comprehensive Income Loss [Table Text Block]
Schedule of Assumptions Used [Table Text Block]
Schedule of Assumptions Used [Table Text Block]
Sensitivity analysis of impact on future net benefit cost resulting from hypothetical change in assumptions [Table Text Block]
Sensitivity analysis of impact on future net benefit cost resulting from hypothetical change in assumptions [Table Text Block]
Sensitivity analysis of impact on future net benefit cost reulting from hypothetical change in assumptions [Table Text Block]
Schedule of Health Care Cost Trend Rates [Table Text Block]
Schedule of Health Care Cost Trend Rates [Table Text Block]
Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block]
Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block]
Schedule of Allocation of Plan Assets [Table Text Block]
Schedule of Allocation of Plan Assets [Table Text Block]
Schedule of Expected Benefit Payments Years 2015 - 2024 [Table Text Block]
Schedule of Expected Benefit Payments [Table Text Block]
Receivables [Abstract]
Allowance for bill adjustments and uncollectible accounts
Allowance for Bill Adjustments and Doubtful Accounts Receivable, Current
A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that have bill adjustments or are expected to be uncollectible.
Accounts receivable greater than 90 days old
Accounts Receivable, Current, Greater than 90 Days Past Due
Accounts Receivable, Current, Greater than 90 Days Past Due
OCI Parenthetical [Abstract]
OCI Parenthetical [Abstract]
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Tax
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Tax
Statement of Cash Flows [Abstract]
OPERATING ACTIVITIES
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net income
Adjustments to reconcile net income to net cash provided by operating activities:
Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Deferred income taxes
Long-term casualty and environmental liabilities, net
Long term casualty and environmental liabilities, net
The net change during the reporting period in the amount of noncurrent costs accrued for casualty, environmental and other loss contingencies.
Contributions to qualified pension plan
Pension Contributions
Other, net
Other Operating Activities, Cash Flow Statement
Changes in current assets and liabilities:
Increase (Decrease) in Operating Capital [Abstract]
Accounts receivable, net
Increase (Decrease) in Accounts Receivable
Materials and supplies
Increase (Decrease) in Materials and Supplies
Other current assets
Increase (Decrease) in Other Current Assets
Accounts payable and other current liabilities
Increase (Decrease) in Accounts Payable and Accrued Liabilities
Net cash provided by operating activities
Net Cash Provided by (Used in) Operating Activities
INVESTING ACTIVITIES
Net Cash Provided by (Used in) Investing Activities [Abstract]
Capital expenditures excluding equipment
Capital Expenditures Excluding Equipment
The cash outflow associated with the acquisition of long-lived, physical assets, excluding equipment, that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.
Acquisition of equipment
Acquisition of equipment
The cash outflow associated with the acquisition of equipment which includes locomotive, freight cars and other equipment, some or all of which may be sold and leased back by the Company through either an operating or capital lease.
Purchases of investments and investments in time deposits
Payments to Acquire Investments
Proceeds from sales of investments and maturities of time deposits
Proceeds from Sale of Trading Securities Held-for-investment
Partnership Investment
Payments for (Proceeds from) Limited Partnership
Other, net
Payments for (Proceeds from) Other Investing Activities
Net cash used for investing activities
Net Cash Provided by (Used in) Investing Activities
FINANCING ACTIVITIES
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from Issuance of Long-term Debt
Proceeds from Issuance of Long-term Debt
Payments on long-term debt
Repayments of Long-term Debt
Net increase in intercompany notes receivable classified as equity
Increase (Decrease) in Notes Receivable, Related Parties
Other, net
Proceeds from (Payments for) Other Financing Activities
Net cash used for financing activities
Net Cash Provided by (Used in) Financing Activities
Increase/ (Decrease) in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Cash and cash equivalents:
Cash and Cash Equivalents, at Carrying Value [Abstract]
Beginning of period
Cash and Cash Equivalents, at Carrying Value
End of period
SUPPLEMENTAL CASH FLOW INFORMATION
Supplemental Cash Flow Information [Abstract]
Interest paid, net of amounts capitalized
Interest Paid, Net
Capital investments accrued but not yet paid
Capital Expenditures Incurred but Not yet Paid
Income taxes paid, net of refunds
Income Taxes Paid, Net
Schedule of Future Minimum Lease Payments for Capital and Operating Leases [Table Text Block]
Schedule of Future Minimum Lease Payments for Capital and Operating Leases [Table Text Block]
[Table Text Block] for Tabular disclosure of future minimum lease payments as of the date of the latest balance sheet presented, in aggregate and for each of the five years succeeding fiscal years, with separate deductions from the total for the amount representing executor costs, including any profit thereon, included in the minimum lease payments and for the amount of the imputed interest necessary to reduce the net minimum lease payments to present value.
Schedule of Loss Contingencies by Contingency
Schedule of Loss Contingencies by Contingency [Table Text Block]
Accrued Obligations for Environmental Matters
Accrual for Environmental Loss Contingencies [Table Text Block]
Accrual for Environmental Loss Contingencies [Table Text Block]
Notes and Debentures [Member]
Notes and Debentures [Member]
Notes and Debentures issued with the net proceeds from the sale of the debentures being used for general corporate purposes.
Equipment Obligations [Member]
Equipment Obligations [Member]
Equipment obligations entered into to finance locomotives and railcars.
Mortgage Bonds [Member]
Mortgage Bonds [Member]
Mortgage Bonds [Member]
Financing Obligation [Member]
Financing Obligation [Member]
Sales leaseback transactions accounted for as financing obligations due to continuing involvement.
Unamortized Fair Value Adjustment [Member]
Unamortized Fair Value Adjustment [Member]
Unamortized fair value adjustment under acquisition method acounting, discount and other, net.
Total Debt
Debt and Capital Lease Obligations
Total Debt, Weighted Average Interest Rate
Debt, Weighted Average Interest Rate
Current portion of debt
Long-term Debt and Capital Lease Obligations, Current
Short-term Debt, Weighted Average Interest Rate
Short-term Debt, Weighted Average Interest Rate
Total long-term debt
Long-term Debt and Capital Lease Obligations
Finite-Lived Intangible Assets, Amortization Expense, Maturity Schedule [Abstract]
Schedule of Finite-Lived Intangible Assets [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross carrying amount
Finite-Lived Intangible Assets, Gross
Intangible assets, accumulated amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Intangible liabilities, gross carrying amount
Finite-Lived Intangible Liabilities, Gross
Amount before amortization of liabilities, excluding financial liabilities, lacking physical substance with a finite life.
Intangible liabilities, accumulated amortization
Finite-Lived Intangible Liabilities, Accumulated Amortization
Finite-Lived Intangible Liabilities, Accumulated Amortization
Amortization of Intangible Assets
Amortization of Intangible Assets
Amortization of Intangible Liabilities
Amortization of Intangible Liabilities
Amortization of Intangible Liabilities
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization of intangible assets, 2016
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
Amortization of intangible liabilities, 2016
Finite-lived Intangible Liabilities, Amortization Expense, Next Twelve Months
Finite-lived Intangible Liabilities, Amortization Expense, Next Twelve Months
Amortization of intangible assets, 2017
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Amortization of intangible liabilities, 2017
Finite-Lived Intangible Liabilities, Amortization Expense, Year Two
Finite-Lived Intangible Liabilities, Amortization Expense, Year Two
Amortization of intangible assets, 2018
Finite-Lived Intangible Assets, Amortization Expense, Year Three
Amortization of intangible liabilities, 2018
Finite-Lived Intangible Liabilities, Amortization Expense, Year Three
Finite-Lived Intangible Liabilities, Amortization Expense, Year Three
Amortization of intangible assets, 2019
Finite-Lived Intangible Assets, Amortization Expense, Year Four
Amortization of intangible liabilities, 2019
Finite-Lived Intangible Liabilities, Amortization Expense, Year Four
Finite-Lived Intangible Liabilities, Amortization Expense, Year Four
Amortization of intangible assets, 2020
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Amortization of intangible liabilities, 2020
Finite-Lived Intangible Liabilities, Amortization Expense, Year Five
Finite-Lived Intangible Liabilities, Amortization Expense, Year Five
Statement of Financial Position [Abstract]
Assets
Assets [Abstract]
Accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Schedule of Property, Plant and Equipment [Table]
Property, Plant and Equipment [Table]
Land [Member]
Land [Member]
Track Structure [Member]
Track Structure [Member]
Property and equipment, net, designated as track structure.
Other Roadway [Member]
Other Roadway [Member]
Property and equipment, net, designated as other roadway.
Locomotives [Member]
Locomotives [Member]
Property and equipment, net, designated as locomotives.
Freight Cars and Other Equipment [Member]
Freight Cars and Other Equipment [Member]
Property and equipment, net, designated as freight cars and other equipment.
Computer Equipment [Member]
Computer Equipment [Member]
Construction in Progress [Member]
Construction in Progress [Member]
Property and Equipment under Capital Lease [Member]
Property and Equipment under Capital Lease [Member]
Property and Equipment under Capital Lease [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life
Property, Plant and Equipment, Useful Life
Property, Plant and Equipment, Gross
Property, Plant and Equipment, Gross
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Property, Plant and Equipment, Net
Property, Plant and Equipment, Net
Capital Leased Asset, Net
Capital Leased Asset, Net
Property, plant or equipment held under lease agreements classified as an asset.
Interest Costs Capitalized
Interest Costs Capitalized
Schedule of Guarantor Obligations [Table]
Schedule of Guarantor Obligations [Table]
Guarantee Entity Name [Axis]
Guarantee Entity Name [Axis]
Guarantee Entity Name [Axis]
Guarantee Entity Name [Domain]
Guarantee Entity Name [Domain]
Guarantee Entity Name [Domain]
Kinder Morgan Energy Partners, L.P.
Kinder Morgan Energy Partners, L.P. [Member]
Kinder Morgan Energy Partners, L.P. [Member]
Chevron Phillips Chemical Company, LP [Member]
Chevron Phillips Chemical Company, LP [Member]
Chevron Phillips Chemical Company, LP [Member]
Guarantor Obligations, Nature [Axis]
Guarantor Obligations, Nature [Axis]
Guarantor Obligations, Nature [Domain]
Guarantor Obligations, Nature [Domain]
Payment Guarantee
Payment Guarantee [Member]
Indemnification Agreement [Member]
Indemnification Agreement [Member]
Guarantor Obligations [Line Items]
Guarantor Obligations [Line Items]
BNSF Railway Ownership Percentage
Noncontrolling Interest, Ownership Percentage by Parent
Principal Amount Guaranteed
Principal Amount Guaranteed
Principal Amount Guaranteed
Maximum Future Payments
Guarantor Obligations, Maximum Exposure, Undiscounted
Maximum Recourse Amount
Maximum Recourse Amount
Maximum Recourse Amount
Remaining Term (in years)
Remaining Term
Remaining Term
Capitalized Obligations
Guarantor Obligations, Current Carrying Value
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Goodwill and Intangible Assets Disclosure [Abstract]
Schedule of Goodwill [Table]
Schedule of Goodwill [Table]
Goodwill [Line Items]
Goodwill [Line Items]
Goodwill, Impairment Loss
Goodwill, Impairment Loss
Goodwill, Impaired, Accumulated Impairment Loss
Goodwill, Impaired, Accumulated Impairment Loss
Goodwill, Acquired During Period
Goodwill, Acquired During Period
Goodwill
Goodwill
Comprehensive Income (Loss) Note [Text Block]
Comprehensive Income (Loss) Note [Text Block]
Variable Debt Rate Type [Axis]
Variable Debt Rate Type [Axis]
Variable Debt Rate Type [Axis]
Variable Debt Rate Type [Domain]
Variable Debt Rate Type [Domain]
Variable Debt Rate Type [Domain]
Effective Federal Funds Rate [Member]
Effective Federal Funds Rate [Member]
Effective Federal Funds Rate [Member]
Parent Company
Parent Company [Member]
Affiliated Entity [Member]
Affiliated Entity [Member]
Federal and state income payments, net of refunds
Income Tax Payments, Net of Refunds, To Parent By Reporting Entity
Income Tax Payments, Net of Refunds, To Parent By Reporting Entity
Intercompany receivable
Accounts Receivable, Related Parties, Current
Intercompany payable
Accounts Payable, Related Parties, Current
Intercompany notes receivable
Notes Receivable, Related Parties, Noncurrent
Origination of Notes Receivable from Related Parties
Origination of Notes Receivable from Related Parties
Repayments received on intercompany notes receivable
Repayment of Notes Receivable from Related Parties
Debt Instrument, Basis Spread on Variable Rate
Debt Instrument, Basis Spread on Variable Rate
Revenue from related parties
Revenue from Related Parties
Related Party Transaction Expenditures with Affiliates
Related Party Transaction Expenditures From Transactions with Affiliates
Expenditures recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
Unfunded Non-Qualified Pension Plan [Member]
Unfunded Non-Qualified Pension Plan [Member]
Unfunded Non-Qualified Pension Plan [Member] [Member]
Geographical [Axis]
Geographical [Axis]
Segment, Geographical [Domain]
Geographical [Domain]
UNITED STATES
UNITED STATES
International [Member]
International [Member]
International [Member]
Defined Benefit Plan, Asset Categories [Axis]
Defined Benefit Plan, Asset Categories [Axis]
Plan Asset Categories [Domain]
Plan Asset Categories [Domain]
Equity Securities [Member]
Equity Securities [Member]
Corporate Debt Securities [Member]
Corporate Debt Securities [Member]
Registered investment companies [Member]
Registered investment companies [Member]
Registered investment companies [Member]
US Government Agencies Debt Securities [Member]
US Government Agencies Debt Securities [Member]
Collateralized Mortgage Backed Securities [Member]
Collateralized Mortgage Backed Securities [Member]
Cash and Cash Equivalents [Member]
Cash and Cash Equivalents [Member]
Fair Value, Hierarchy [Axis]
Fair Value, Hierarchy [Axis]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value Hierarchy [Domain]
Fair Value, Inputs, Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 3 [Member]
Fair Value, Inputs, Level 3 [Member]
Defined Benefit Plans, Fair Value of Plan Assets Excluding Accrued Dividend And Interest Receivable
Defined Benefit Plans, Fair Value of Plan Assets Excluding Accrued Dividend And Interest Receivable
Defined benefit plans, fair value of plan assets excluding accrued dividend and interest receivable.
Defined Benefit Plan, Significant Concentrations of Risk
Defined Benefit Plan, Significant Concentrations of Risk
Defined Benefit Plan, Actual Plan Asset Allocations
Defined Benefit Plan, Actual Plan Asset Allocations
Accrued Investment Income Receivable, Less than
Accrued Investment Income Receivable
Description of 401(k) plans and non-qualified defined contribution plan
Description of Defined Contribution Pension and Other Postretirement Plans
401(k) matching expense
Defined Contribution Plan, Cost Recognized
Collective bargaining agreements description
Multiemployer Plans, Plan Benefits, Description
Multiemployer Plan, insurance premiums
Multiemployer Plan, Period Contributions
Average number of employees covered under multi-employer benefit plans
Average number of employees covered under multi-employer benefit plans
Average number of employees covered under multi-employer benefit plans
Annual actuary study [Axis]
Annual actuary study [Axis]
Annual actuary study [Axis]
Annual actuary study [Domain]
Annual actuary study [Domain]
[Domain] for annual actuary study [Axis]
Asbestos Issue [Member]
Asbestos Issue [Member]
Balance Sheet Location [Axis]
Balance Sheet Location [Axis]
Balance Sheet Location [Domain]
Balance Sheet Location [Domain]
Current Liabilities [Member]
Current Liabilities [Member]
Current Liabilities [Member]
Cash and Cash Equivalents [Axis]
Cash and Cash Equivalents [Axis]
Cash and Cash Equivalents [Domain]
Cash and Cash Equivalents [Domain]
Legal Entity [Axis]
Legal Entity [Axis]
Entity [Domain]
Entity [Domain]
BNSF Insurance Company [Member]
BNSF Insurance Company [Member]
BNSF Insurance Company [Member]
Asbestos, non-malignant [Member]
Asbestos, non-malignant [Member]
Asbestos, non-malignant [Member]
Unasserted Claim
Unasserted Claim [Member]
Personal Injury
Personal Injury [Member]
Personal Injury [Member]
Asbestos and Personal Injury [Abstract]
Loss Contingency, Estimate [Abstract]
Percent of total number of future asbestos claims
Percent of total number of future asbestos claims
Percent of total number of future asbestos claims
Percent of total cost of future asbestos claims
Percent of total cost of future asbestos claims
Percent of total cost of future asbestos claims
Increase in personal injury expense
Increase in personal injury expense
Increase in personal injury expense
Decrease in personal injury expense
Decrease in personal injury expense
Decrease in personal injury expense
No change was recorded in personal injury expense
No change was recorded in personal injury expense
No change was recorded in personal injury expense
Percent of future unasserted asbestos claims to be filed within the next ten years
Percent of Future Unasserted Asbestos Claims To be Filed Within the Next Ten Years
Percent of Future Unasserted Asbestos Claims To be Filed Within the Next Ten Years
Percent of future unasserted asbestos claims to be filed within the next fifteen years
Percent of Future Unasserted Asbestos Claims to be Filed Within the Next Fifteen Years
Percent of Future Unasserted Asbestos Claims to be Filed Within the Next Fifteen Years
Percent of future unasserted asbestos claims to be filed within the next twenty-five years
Percent of Future Unasserted Asbestos Claims to be Filed Within the Next Twenty-five Years
Percent of Future Unasserted Asbestos Claims to be Filed Within the Next Twenty-five Years
Length in Years for 65 Percent of Future Unasserted Asbestos Claims to be Filed
Length in Years for 60 Percent of Future Unasserted Asbestos Claims to be Filed
Length in Years for 60% of Future Unasserted Asbestos Claims to be Filed
Length in Years for 80 Percent of Future Unasserted Asbestos Claims to be Filed
Length in Years for 80 Percent of Future Unasserted Asbestos Claims to be Filed
Length in Years for 80 Percent of Future Unasserted Asbestos Claims to be Filed
Length in Years for 95 Percent of Future Unasserted Claims to be Filed
Length in Years for 95 Percent of Future Unasserted Claims to be Filed
Length in Years for 95 Percent of Future Unasserted Claims to be Filed
Accrued obligations for asbestos and other personal injury matters, current liabilities
Loss Contingency, Accrual, Current
Future costs to settle personal injury claims, minimum
Future costs to settle personal injury claims, maximum
Loss Contingency Accrual [Roll Forward]
Loss Contingency Accrual [Roll Forward]
Beginning balance
Accruals
Loss Contingency Accrual, Provision
Payments
Loss Contingency Accrual, Payments
Ending balance
Future amortization of actuarial losses and prior service credits, Less than
Defined Benefit Plan Future Amortization of Gains Losses and Prior Service Credits Cost
Amount included in accumulated other comprehensive income (AOCI) related to gain (loss) and prior service credits (costs) expected to be recognized as components of net periodic benefit cost for the fiscal year that follows the most recent annual statement of financial position.
Future amortization of prior service credits
Defined Benefit Plan, Future Amortization of Prior Service Cost (Credit)
Future Amortization of Gain (Loss), Less than
Defined Benefit Plan, Future Amortization of Gain (Loss)
Defined Benefit Plan, Change in Accumulated Other Comprehensive Income Loss [Roll Forward]
Defined Benefit Plan, Change in Accumulated Other Comprehensive Income Loss [Roll Forward]
Defined Benefit Plan, Change in Accumulated Other Comprehensive Income Loss [Roll Forward]
Beginning balance
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax
Amortization of net loss
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), before Tax
Amortization of prior service credits
Other Comprehensive (Income) Loss, Amortization Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Prior Service Cost (Credit), before Tax
Prior Service Credit
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost (Credit) Arising During Period, before Tax
Actuarial (loss) gain
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, before Tax
Settlements
Other Comprehensive Income Defined Benefit Plans Settlements
Other Comprehensive Income Defined Benefit Plans Settlements
Ending balance
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax [Abstract]
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax [Abstract]
Net gain (loss)
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax
Prior service credits
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Prior Service Credits (Cost), before Tax
Prior Service Costs, before tax, that resulted from Plan design change, which has not yet been recognized as components of net periodic benefit cost.
Settlements
Other Comprehensive Income (Loss) Settlements Before Tax
Other Comprehensive Income (Loss) Settlements Before Tax
Pre-tax amount recognized in AOCI at December 31,
After-tax amount recognized in AOCI at December 31,
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax
Quaterly Financial Data Unaudited [Abstract]
Quaterly Financial Data Unaudited [Abstract]
Schedule of Quarterly Financial Information [Table Text Block]
Schedule of Quarterly Financial Information [Table Text Block]
Maturities of Long-term Debt [Abstract]
Debt Maturities [Abstract]
Debt Maturities [Abstract]
Debt Maturities [Abstract]
Debt maturities - 2016
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months
Debt maturities - 2017
Long-term Debt, Maturities, Repayments of Principal in Year Two
Debt maturities - 2018
Long-term Debt, Maturities, Repayments of Principal in Year Three
Debt maturities - 2019
Long-term Debt, Maturities, Repayments of Principal in Year Four
Debt maturities - 2020
Long-term Debt, Maturities, Repayments of Principal in Year Five
Debt maturities - Thereafter
Long-term Debt, Maturities, Repayments of Principal after Year Five
Total Debt
Total Debt excluding capital leases
Long-term Debt
Total Debt excluding capital leases, Fair Value
Long-term Debt, Fair Value
Weighted Average Interest Rate on Debt and Capital Lease Obligations [Abstract]
Weighted Average Interest Rate on Debt and Capital Lease Obligations [Abstract]
Weighted Average Interest Rate on Debt and Capital Lease Obligations [Abstract]
Weighted Average Interest Rate On Debt And Capital Lease Obligations - 2016
Weighted Average Interest Rate On Debt And Capital Lease Obligations In Next Twelve Months
Weighted average interest rate n debt and capital lease obligations maturing in the next fiscal year following the latest fiscal year.
Weighted Average Interest Rate On Debt And Capital Lease Obligations - 2017
Weighted Average Interest Rate On Debt And Capital Lease Obligations In Year Two
Weighted average interest rate on debt and capital lease obligations maturing in the second fiscal year following the latest fiscal year.
Weighted Average Interest Rate On Debt And Capital Lease Obligations - 2018
Weighted Average Interest Rate On Debt And Capital Lease Obligations In Year Three
Weighted average interest rate on debt and capital lease obligations maturing in the third fiscal year following the latest fiscal year.
Weighted Average Interest Rate On Debt And Capital Lease Obligations - 2019
Weighted Average Interest Rate On Debt And Capital Lease Obligations In Year Four
Weighted average interest rate on debt and capital lease obligations maturing in the fourth fiscal year following the latest fiscal year.
Weighted Average Interest Rate On Debt And Capital Lease Obligations - 2020
Weighted Average Interest Rate On Debt And Capital Lease Obligations In Year Five
Weighted average interest rate on debt and capital lease obligations maturing in the fifth fiscal year following the latest fiscal year.
Weighted Average Interest Rate On Debt And Capital Lease Obligations - Thereafter
Weighted Average Interest Rate On Debt And Capital Lease Obligations After Year Five
Weighted average interest rate on debt and capital lease obligations maturing after the fifth fiscal year following the latest fiscal year.
Income Tax Examination, Penalties and Interest Expense [Abstract]
Income Tax Examination [Table]
Income Tax Examination [Table]
Income Tax Authority [Axis]
Income Tax Authority [Axis]
Income Tax Authority [Domain]
Income Tax Authority [Domain]
Income Tax Examination [Line Items]
Income Tax Examination [Line Items]
Income Tax Examination, Description
Income Tax Examination, Description
Total accrued liabilities for interest and penalites
Income Tax Examination, Penalties and Interest Accrued
Total interest and penalties recognized as expense (benefit)
Income Tax Examination, Penalties and Interest Expense
Other Intangible Assets and Liabilities
Goodwill And Other Intangible Assets and Liabilities [Text Block]
Goodwill And Other Intangible Assets and Liabilities [Text Block]
Consolidated Statements of Changes in Equity [Abstract]
Consolidated Statements of Changes in Equity [Abstract]
Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Parent
Parent [Member]
Common Stock Including Additional Paid in Capital [Member]
Common Stock Including Additional Paid in Capital [Member]
Retained Earnings [Member]
Retained Earnings [Member]
InterCompanyNotesReceivable [Member]
InterCompanyNotesReceivable [Member]
InterCompanyNotesReceivable [Member]
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent [Member]
Increase (Decrease) in Total Equity [Roll Forward]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance
Stockholders' Equity Attributable to Parent
Comprehensive income, net of tax
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Intercompany notes receivable
Increase (Decrease) in Notes Receivable Classified as Equity, Related Parties
Increase (Decrease) in Notes Receivable Classified as Equity, Related Parties
Balance
Consolidated Statements of Comprehensive Income [Abstract]
Consolidated Statements of Comprehensive Income [Abstract]
Net income
Other comprehensive income:
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Change in Pension and Retiree Health and Welfare benefits, net of tax expense of $31 million, tax benefit of $156 million and tax expense of $305 million, respectively
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), Net of Tax
Change in accumulated other comprehensive income of equity method investees
Change in Other Comprehensive Income of Equity Method Investees
Change in Other Comprehensive Income of Equity Method Investees
Other comprehensive (loss) income, net of tax
Other Comprehensive Income (Loss), Net of Tax
Total comprehensive income
Debt
Debt Disclosure [Text Block]
Related Party Transactions
Related Party Transactions Disclosure [Text Block]
Equity [Abstract]
Reclassification out of Accumulated Other Comprehensive Income [Table]
Reclassification out of Accumulated Other Comprehensive Income [Table]
Pension and Retiree Health and Welfare Benefit Items [Member]
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Actuarial losses
Prior service credits
Income Tax (expense) / benefit
Net of tax
Reconciliation of Unrecognized Tax Benefits Excluding Amounts Pertaining to Examined Tax Returns RollForward [Abstract]
Reconciliation of Unrecognized Tax Benefits Excluding Amounts Pertaining to Examined Tax Returns RollForward [Abstract]
Reconciliation of Changes in Unrecognized Tax Benefits Liabilities / (Assets) [Table]
Reconciliation of Changes in Unrecognized Tax Benefits Liabilities / (Assets) [Table]
Reconciliation of Changes in Unrecognized Tax Benefits Liabilities / (Assets) [Table]
Reconciliation of Changes in Unrecognized Tax Benefits Liabilities / (Assets) [Line Items]
Reconciliation of Changes in Unrecognized Tax Benefits Liabilities / (Assets) [Line Items]
[Line Items] for Reconciliation of Changes in Unrecognized Tax Benefits Liabilities / (Assets) [Table]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning Balance
Unrecognized Tax Benefits
Additions for tax positions related to current year
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions
Reductions for tax positions taken in prior years
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
Additions for tax positions as a result of settlements
Unrecognized Tax Benefits, Increase Resulting from Settlements with Taxing Authorities
Reductions for tax positions as a result of settlements
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities
Reductions for tax positions as a result of lapse of statute of limitations
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Ending Balance
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Schedule of Quarterly Financial Information Unaudited [Table]
schedule of quarterly financial information Unaudited [Table]
Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, operating income and net income.
schedule of quarterly financial information Unaudited [Line Items]
schedule of quarterly financial information Unaudited [Line Items]
[Line Items] for Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, operating income and net income.
Revenue, Net
Operating Income (Loss)
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Projected benefit obligation at beginning of period
Defined Benefit Plan, Benefit Obligation
Actuarial loss (gain)
Defined Benefit Plan, Actuarial Gain (Loss)
Settlements
Defined Benefit Plan, Settlements, Benefit Obligation
Projected benefit obligation at end of period
Component representing future salary increases
Component representing future salary increases
Component representing future salary increases
Accumulated benefit obligation at end of period
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Accumulated Benefit Obligation
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year
Expected benefit payments, 2016
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months
Expected benefit payments, 2017
Defined Benefit Plan, Expected Future Benefit Payments, Year Two
Expected benefit payments, 2018
Defined Benefit Plan, Expected Future Benefit Payments, Year Three
Expected benefit payments, 2019
Defined Benefit Plan, Expected Future Benefit Payments, Year Four
Expected benefit payments, 2020
Defined Benefit Plan, Expected Future Benefit Payments, Year Five
Expected benefit payments, 2021 - 2025
Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]
Insurance coverage premiums
Premiums Written By Related Insurance Entity Net Of Reimbursements
Premiums written by related insurance entity, net of reimbursement form third parties
Expense related to insurance premiums
General Insurance Expense Related Insurance Entity
The expense in the period incurred with respect to protection provided by related insurance entity against risks other than risks associated with production (which are allocated to cost of sales).
Unamortized insurance premiums
Prepaid Insurance Written By Related Insurance Entity
Carrying amount as of the balance sheet date of unamortized costs of insurance coverage written by related insurance entity, which will be charged against earnings ratably over the period in which contractually agreed upon coverage's will be in effect; such periods expire within one year or the normal operating cycle, if longer.
Insurance claims paid
Claim Payments Made By Related Insurance Entity To Related Subsidiary
Total amount of payments made by related insurance entity to related subsidiary during the reporting period to settle insured claims.
Insurance claims receivable
Insurance Settlements Receivable From Related Insurance Entity
Amount due in settlement of a claim for reimbursement from related insurance entity when the Company has suffered a loss covered under an insurance policy.
Accumulated Other Comprehensive Income [Table]
Accumulated Other Comprehensive Income [Table]
Accumulated Other Comprehensive Income [Table]
Equity Method Investments [Member]
Equity Method Investments [Member]
Accumulated Other Comprehensive Income [Line Items]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Other Comprehensive Income (Loss) Net of Tax, Period Change [Abstract]
Accumulated other comprehensive income (loss), Beginning Balance
Accumulated Other Comprehensive Income (Loss), Net of Tax
Other comprehensive income before reclassifications
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax
Amounts reclassified from accumulated other comprehensive income
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax
Accumulated other comprehensive income (loss), Ending Balance
Consolidation, Policy [Policy Text Block]
Consolidation, Policy [Policy Text Block]
Use of Estimates, Policy [Policy Text Block]
Use of Estimates, Policy [Policy Text Block]
Revenue Recognition, Policy [Policy Text Block]
Revenue Recognition, Policy [Policy Text Block]
Trade and Other Accounts Receivable, Policy [Policy Text Block]
Trade and Other Accounts Receivable, Policy [Policy Text Block]
Cash and Cash Equivalents, Policy [Policy Text Block]
Cash and Cash Equivalents, Policy [Policy Text Block]
Investment, Policy [Policy Text Block]
Investment, Policy [Policy Text Block]
Inventory, Policy [Policy Text Block]
Inventory, Policy [Policy Text Block]
Goodwill And Intangible Assets And Intangible Liabilities Policy [Policy Text Block]
Goodwill And Intangible Assets And Intangible Liabilities Policy [Policy Text Block]
Disclosure of accounting policy for goodwill, intangible assets and intangible liabilities. This accounting policy also may address how an entity assesses and measures impairment of goodwill, intangible assets and intangible liabilities.
Property, Plant and Equipment, Policy [Policy Text Block]
Property, Plant and Equipment, Policy [Policy Text Block]
Property, Plant and Equipment, Planned Major Maintenance Activities, Policy [Policy Text Block]
Property, Plant and Equipment, Planned Major Maintenance Activities, Policy [Policy Text Block]
Rail Grinding Costs, Policy [Policy Text Block]
Rail Grinding Costs, Policy [Policy Text Block]
Disclosure of accounting policy for rail grinding costs.
Environmental Liabilities, Policy [Policy Text Block]
Environmental Liabilities, Policy [Policy Text Block]
Disclosure of accounting policy for environmental liabilities which may include cleanup costs when deemed both probable and reasonably estimable.
Personal Injury Claims, Policy [Policy Text Block]
Personal Injury Claims, Policy [Policy Text Block]
Disclosure of accounting policy for personal injury claims that allege that the Company was responsible for the individual's injury.
Income Tax, Policy [Policy Text Block]
Income Tax, Policy [Policy Text Block]
Pension and Other Postretirement Plans, Policy [Policy Text Block]
Pension and Other Postretirement Plans, Policy [Policy Text Block]
Fair Value Measurement, Policy [Policy Text Block]
Fair Value Measurement, Policy [Policy Text Block]
Property, Plant and Equipment Disclosure [Text Block]
Property, Plant and Equipment Disclosure [Text Block]
Current assets:
Assets, Current [Abstract]
Cash and cash equivalents
Accounts receivable, net
Accounts Receivable, Net, Current
Materials and supplies
Materials, Supplies, and Other
Current portion of deferred income taxes
Deferred Tax Assets, Net of Valuation Allowance, Current
Other current assets
Other Assets, Current
Total current assets
Assets, Current
Property and equipment, net of accumulated depreciation of $4,864 and $3,547, respectively
Goodwill
Intangible assets, net
Finite-Lived Intangible Assets, Net
Other assets
Other Assets, Noncurrent
Total assets
Assets
Liabilities and Stockholder's Equity
Liabilities and Equity [Abstract]
Current liabilities:
Liabilities, Current [Abstract]
Accounts payable and other current liabilities
Long-term debt due within one year
Total current liabilities
Liabilities, Current
Deferred income taxes
Long-term debt
Intangible liabilities, net
Intangible liabilities, net
The aggregate sum of gross carrying value of a major finite-lived intangible liability class, less accumulated amortization and any impairment charges.
Casualty and environmental liabilities
Casualty and environmental liabilities
Noncurrent portion of costs accrued as of the balance sheet date for casualty, environmental and other loss contingencies.
Pension and retiree health and welfare liability
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent
Other liabilities
Other Liabilities, Noncurrent
Total liabilities
Liabilities
Commitments and contingencies (see Notes 11 and 12)
Commitments and Contingencies
Stockholder's Equity
Stockholders' Equity Attributable to Parent [Abstract]
Common Stock, $1 par value, 1,000 shares authorized; issued and outstanding and paid-in-capital
Common Stocks, Including Additional Paid in Capital
Retained Earnings
Retained Earnings (Accumulated Deficit)
Intercompany notes receivable
Accumulated other comprehensive income (loss)
Total stockholder's equity
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Total liabilities and stockholder's equity
Liabilities and Equity
Trading Securities, Debt
Trading Securities, Debt
Trading Securities, Equity
Trading Securities, Equity
Trading Securities
Trading Securities
Trading Securities, Recognized Gain
Trading Securities, Realized Gain
Trading Securities, Recognized Loss
Trading Securities, Realized Loss
Trading Securities, Recognized Gain (Loss)
Trading Securities, Realized Gain (Loss)
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
Entities [Table]
Entity Information [Line Items]
Entity Information [Line Items]
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Filer Category
Entity Filer Category
Document Type
Document Type
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Amendment Flag
Amendment Flag
Entity Well-known Seasoned Issuer
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Voluntary Filers
Entity Current Reporting Status
Entity Current Reporting Status
Entity Public Float
Entity Public Float
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Accounts Payable and Accrued Liabilities Disclosure [Text Block]
Accounts Payable and Accrued Liabilities Disclosure [Text Block]
Trading Securities [Table Text Block]
Trading Securities [Table Text Block]
Realized Gain (Loss) on Investments [Table Text Block]
Realized Gain (Loss) on Investments [Table Text Block]
Quarterly Financial Information [Text Block]
Quarterly Financial Information [Text Block]
Schedule of Finite-Lived Intangible Assets and Liabilities
Schedule of Finite-Lived Intangible Assets and Liabilities [Table Text Block]
Schedule of Finite-Lived Intangible Assets and Liabilities [Table Text Block]
Schedule of Finite-Lived Intangible Assets and Liabilities Amortization Expense
Schedule of Finite-Lived Intangible Assets and Liabilities Amortization Expense [Table Text Block]
Schedule of Finite-Lived Intangible Assets and Liabilities Amortization Expense [Table Text Block]
Schedule of Finite-Lived Intangible Assets and Liabilities, Future Amortization Expense
Schedule of Finite-Lived Intangible Assets and Liabilities, Future Amortization Expense [Table Text Block]
Schedule of Finite-Lived Intangible Assets and Liabilities, Future Amortization Expense [Table Text Block]
Schedule of Debt [Table Text Block]
Schedule of Debt [Table Text Block]
Schedule of Maturities of Long-term Debt [Table Text Block]
Schedule of Maturities of Long-term Debt [Table Text Block]
Schedule of Guarantor Obligations
Schedule of Guarantor Obligations [Table Text Block]