v3.3.1.900
Income Taxes (Deferred Tax Assets and Liabilities) (Details) - USD ($)
$ in Millions
Dec. 31, 2015
Dec. 31, 2014
Income Tax Disclosure [Abstract]    
NOL and credit carryforwards $ 2,842 [1] $ 2,873
Taxes related to risk management activities and derivatives 53 [1] 61
Reorganization items and impairments 212 [1] 216
Foreign capital losses 0 [1] 16
Deferred tax assets before valuation allowance 3,107 [1] 3,166
Valuation allowance (1,637) [1] (1,836)
Total deferred tax assets 1,470 [1] 1,330
Deferred tax liabilities: property, plant and equipment (1,377) [1] (1,305)
Deferred Tax Liabilities, Other (3) [1] (21)
Deferred Tax Liabilities, Gross (1,380) [1] (1,326)
Net deferred tax asset (liability) 90 [1] 4
Deferred Tax Liabilities, Gross, Current 0 (14)
Deferred Tax Liabilities, Gross, Noncurrent 0 [1] (1)
Deferred income tax asset, non-current $ 90 [1] $ 19
[1] We prospectively early adopted Accounting Standards Update 2015-17 during the fourth quarter of 2015 which requires the presentation of deferred tax assets and liabilities as non-current in our Consolidated Balance Sheet. See Note 2 for further information regarding the adoption of Accounting Standards Update 2015-17.