v2.4.0.8
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)      
Net income (loss) $ 1,407 $ (211) $ (5,677)
Other comprehensive income (loss) before reclassifications      
Components of net periodic benefit costs 198 (52) (204)
Gain (loss) on derivative instruments (5) 3 (13)
Loss on marketable securities     (13)
Reclassifications to net income      
Components of net periodic benefit costs 49 47 25
(Gain) loss on derivative instruments 18 (1) 11
Loss on marketable securities   2 13
Other comprehensive income (loss) before income taxes 260 (1) (181)
Income taxes related to other comprehensive income (loss) 2 (7) 13
Other comprehensive income (loss), net of income taxes 262 (8) (168)
Total comprehensive income (loss) 1,669 (219) (5,845)
Total comprehensive income attributable to noncontrolling interest 3 8 73
Total comprehensive income (loss) attributable to controlling interest $ 1,666 $ (227) $ (5,918)