v2.4.0.8
Other Comprehensive Income (Loss) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
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 security   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)
Controlling interest
      
Other comprehensive income (loss) before reclassifications      
Components of net periodic benefit costs 198 (52) (204)
Gain (loss) on derivative instruments (5) 6 3
Loss on marketable securities     (13)
Reclassifications to net income      
Components of net periodic benefit costs 49 47 25
(Gain) loss on derivative instruments 15 (4) (1)
Loss on marketable security   2 13
Other comprehensive income (loss) before income taxes 257 (1) (177)
Income taxes related to other comprehensive income (loss) 2 (7) 13
Other comprehensive income (loss), net of income taxes 259 (8) (164)
Non-controlling interest and Redeemable non-controlling interest
      
Other comprehensive income (loss) before reclassifications      
Gain (loss) on derivative instruments   (3) (16)
Reclassifications to net income      
(Gain) loss on derivative instruments 3 3 12
Other comprehensive income (loss) before income taxes 3   (4)
Other comprehensive income (loss), net of income taxes $ 3   $ (4)