v3.5.0.2
EQUITY - AOCI (DETAILS) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Accumulated Other Comprehensive Income (Loss), Net of Tax        
Balance at beginning of period     $ (6,360)  
Balance at end of period $ (5,825)   (5,825)  
Accumulated Other Comprehensive Income (Loss)        
Accumulated Other Comprehensive Income (Loss), Net of Tax        
Balance at beginning of period (5,718) $ (5,167) (6,360) $ (4,058)
Other comprehensive income (loss) before reclassifications (94) (1,078) 548 (2,205)
Amount reclassified from accumulated other comprehensive income (13) 33 (13) 51
Balance at end of period (5,825) (6,212) (5,825) (6,212)
Foreign Exchange Translation Adjustment        
Accumulated Other Comprehensive Income (Loss), Net of Tax        
Balance at beginning of period (5,462) (5,008) (6,443) (3,897)
Other comprehensive income (loss) before reclassifications (95) (1,245) 886 (2,356)
Balance at end of period (5,557) (6,253) (5,557) (6,253)
Deferred Gains (Losses) on Hedging Activities        
Accumulated Other Comprehensive Income (Loss), Net of Tax        
Balance at beginning of period (125) (12) 214 (10)
Other comprehensive income (loss) before reclassifications   166 (339) 146
Amount reclassified from accumulated other comprehensive income (13) 33 (13) 51
Balance at end of period (138) 187 (138) 187
Pension and Other Postretirement Liability Adjustments        
Accumulated Other Comprehensive Income (Loss), Net of Tax        
Balance at beginning of period (134) (150) (134) (154)
Other comprehensive income (loss) before reclassifications 1 1 1 5
Balance at end of period (133) (149) (133) (149)
Unrealized Gains (Losses) on Investments        
Accumulated Other Comprehensive Income (Loss), Net of Tax        
Balance at beginning of period 3 3 3 3
Balance at end of period $ 3 $ 3 $ 3 $ 3