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Consolidated Statements of Income (USD $)
In Millions, except Per Share data, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Operating revenues [Abstract] | |||
| Freight revenues | $ 22,560us-gaap_CargoAndFreightRevenue | $ 20,684us-gaap_CargoAndFreightRevenue | $ 19,686us-gaap_CargoAndFreightRevenue |
| Other revenues | 1,428us-gaap_OtherSalesRevenueNet | 1,279us-gaap_OtherSalesRevenueNet | 1,240us-gaap_OtherSalesRevenueNet |
| Total operating revenues | 23,988us-gaap_Revenues | 21,963us-gaap_Revenues | 20,926us-gaap_Revenues |
| Operating expenses [Abstract] | |||
| Compensation and benefits | 5,076us-gaap_LaborAndRelatedExpense | 4,807us-gaap_LaborAndRelatedExpense | 4,685us-gaap_LaborAndRelatedExpense |
| Fuel | 3,539us-gaap_FuelCosts | 3,534us-gaap_FuelCosts | 3,608us-gaap_FuelCosts |
| Purchased services and materials | 2,558unp_PurchasedServicesAndMaterial | 2,315unp_PurchasedServicesAndMaterial | 2,143unp_PurchasedServicesAndMaterial |
| Depreciation | 1,904us-gaap_Depreciation | 1,777us-gaap_Depreciation | 1,760us-gaap_Depreciation |
| Equipment and other rents | 1,234unp_EquipmentAndOtherRents | 1,235unp_EquipmentAndOtherRents | 1,197unp_EquipmentAndOtherRents |
| Other | 924us-gaap_OtherCostAndExpenseOperating | 849us-gaap_OtherCostAndExpenseOperating | 788us-gaap_OtherCostAndExpenseOperating |
| Total operating expenses | 15,235us-gaap_OperatingExpenses | 14,517us-gaap_OperatingExpenses | 14,181us-gaap_OperatingExpenses |
| Operating income | 8,753us-gaap_OperatingIncomeLoss | 7,446us-gaap_OperatingIncomeLoss | 6,745us-gaap_OperatingIncomeLoss |
| Other income (Note 7) | 151us-gaap_OtherNonoperatingIncomeExpense | 128us-gaap_OtherNonoperatingIncomeExpense | 108us-gaap_OtherNonoperatingIncomeExpense |
| Interest expense | (561)us-gaap_InterestExpense | (526)us-gaap_InterestExpense | (535)us-gaap_InterestExpense |
| Income before income taxes | 8,343us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 7,048us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 6,318us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
| Income taxes (Note 8) | (3,163)us-gaap_IncomeTaxExpenseBenefit | (2,660)us-gaap_IncomeTaxExpenseBenefit | (2,375)us-gaap_IncomeTaxExpenseBenefit |
| Net income | $ 5,180us-gaap_NetIncomeLoss | $ 4,388us-gaap_NetIncomeLoss | $ 3,943us-gaap_NetIncomeLoss |
| Share and Per Share (Note 9) [Abstract] | |||
| Earnings per share - basic | $ 5.77us-gaap_EarningsPerShareBasic | $ 4.74us-gaap_EarningsPerShareBasic | $ 4.17us-gaap_EarningsPerShareBasic |
| Earnings per share - diluted | $ 5.75us-gaap_EarningsPerShareDiluted | $ 4.71us-gaap_EarningsPerShareDiluted | $ 4.14us-gaap_EarningsPerShareDiluted |
| Weighted average number of shares - basic | 897.1us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 926.5us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 946.2us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
| Weighted average number of shares - diluted | 901.1us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 931.5us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 952.9us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
| Dividends declared per share | $ 1.91us-gaap_CommonStockDividendsPerShareDeclared | $ 1.48us-gaap_CommonStockDividendsPerShareDeclared | $ 1.245us-gaap_CommonStockDividendsPerShareDeclared |
| X | ||||||||||
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- Definition
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, office and other rentals. No definition available.
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- Definition
Materials and contracted services to maintain infrastructure and equipment and terminal services at intermodal and automotive facilities. No definition available.
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| X | ||||||||||
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- Definition
Revenue from transporting cargo and freight between locations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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| X | ||||||||||
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- Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Fuel costs incurred that are directly related to goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The aggregate amount of expenditures for salaries, wages, profit sharing and incentive compensation, and other employee benefits, including equity-based compensation, and pension and other postretirement benefit expense. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. No definition available.
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- Details
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| X | ||||||||||
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- Definition
The net result for the period of deducting operating expenses from operating revenues. No definition available.
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| X | ||||||||||
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- Definition
The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Revenues from the sale of other goods or rendering of other services, not elsewhere specified in the taxonomy; net of (reduced by) sales adjustments, returns, allowances, and discounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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| X | ||||||||||
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- Definition
The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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