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Accounts Payable And Other Current Liabilities (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Accounts Payable and Other Current Liabilities Details [Abstract] | |||
| Accounts payable | $ 877us-gaap_AccountsPayableCurrent | $ 803us-gaap_AccountsPayableCurrent | |
| Dividends payable | 438us-gaap_DividendsPayableCurrent | 356us-gaap_DividendsPayableCurrent | 318us-gaap_DividendsPayableCurrent |
| Income and other taxes payable | 412us-gaap_TaxesPayableCurrent | 491us-gaap_TaxesPayableCurrent | |
| Accrued wages and vacation | 409us-gaap_AccruedEmployeeBenefitsCurrent | 385us-gaap_AccruedEmployeeBenefitsCurrent | |
| Accrued casualty costs | 249us-gaap_LossContingencyAccrualCarryingValueCurrent | 207us-gaap_LossContingencyAccrualCarryingValueCurrent | |
| Interest payable | 178us-gaap_InterestPayableCurrent | 169us-gaap_InterestPayableCurrent | |
| Equipment rents payable | 100unp_EquipmentRentsPayable | 96unp_EquipmentRentsPayable | |
| Other current liabilities | 640us-gaap_OtherAccruedLiabilitiesCurrent | 579us-gaap_OtherAccruedLiabilitiesCurrent | |
| Total accounts payable and other current liabilities | $ 3,303us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent | $ 3,086us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent |
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- Definition
Costs accrued as of the balance sheet date for liabilities incurred (and for which invoices have typically been received) and payable to vendors for rent for freight cars owned by other railroads or private companies including lease expenses primarily for railcars, containers and trailers. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). No definition available.
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- Definition
Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of loss contingency liability expected to be resolved within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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