v3.3.1.900

Pension Plans and Postretirement Benefits (Benefit Obligation and Expense for Our Split-Dollar Life Insurance Agreements) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Postretirement and Pension Plans |  |  |
Benefit obligation | $ 233 | $ 217 | $ 212
Other operating and administrative expenses | $ 67 | $ 52 | $ 50

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- Definition Split Dollar Life Insurance Agreement Expense + References No definition available. + Details
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- Definition Split-dollar life insurance agreements benefit obligation + References No definition available. + Details
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- References No definition available. + Details
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