v3.3.1.900
EQUITY - AOCI (DETAILS) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss), Net of Tax      
Balance at beginning of period $ (4,058)    
Total other comprehensive income (loss) (2,306) $ (1,494) $ (1,157)
Balance at end of period (6,360) (4,058)  
Accumulated Other Comprehensive Income (Loss)      
Accumulated Other Comprehensive Income (Loss), Net of Tax      
Balance at beginning of period (4,058) (2,572) (1,410)
Other comprehensive income (loss) before reclassifications (2,392) (1,482) (1,144)
Amount reclassified from accumulated other comprehensive income 90 (4) (18)
Total other comprehensive income (loss) (2,302) (1,486) (1,162)
Balance at end of period (6,360) (4,058) (2,572)
Foreign Exchange Translation Adjustment      
Accumulated Other Comprehensive Income (Loss), Net of Tax      
Balance at beginning of period (3,897) (2,486) (1,265)
Other comprehensive income (loss) before reclassifications (2,546) (1,411) (1,217)
Amount reclassified from accumulated other comprehensive income     (4)
Total other comprehensive income (loss) (2,546) (1,411) (1,221)
Balance at end of period (6,443) (3,897) (2,486)
Deferred Gains (Losses) on Hedging Activities      
Accumulated Other Comprehensive Income (Loss), Net of Tax      
Balance at beginning of period (10) (22) 3
Other comprehensive income (loss) before reclassifications 147 21  
Amount reclassified from accumulated other comprehensive income 77 (9) (25)
Total other comprehensive income (loss) 224 12 (25)
Balance at end of period 214 (10) (22)
Pension and Other Postretirement Liability Adjustments      
Accumulated Other Comprehensive Income (Loss), Net of Tax      
Balance at beginning of period (154) (69) (157)
Other comprehensive income (loss) before reclassifications 7 (90) 68
Amount reclassified from accumulated other comprehensive income 13 5 20
Total other comprehensive income (loss) 20 (85) 88
Balance at end of period (134) (154) (69)
Unrealized Gains (Losses) on Investments      
Accumulated Other Comprehensive Income (Loss), Net of Tax      
Balance at beginning of period 3 5 9
Other comprehensive income (loss) before reclassifications   (2) 5
Amount reclassified from accumulated other comprehensive income     (9)
Total other comprehensive income (loss)   (2) (4)
Balance at end of period $ 3 $ 3 $ 5