XML 47 R34.htm IDEA: XBRL DOCUMENT v3.10.0.1
Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income (Loss) (Detail)
$ in Millions
6 Months Ended
Jun. 30, 2018
USD ($)
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Accumulated other comprehensive income (loss), Beginning balance $ 14,160
Accumulated other comprehensive income (loss), Ending balance 13,968
Currency Translation Adjustments [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Accumulated other comprehensive income (loss), Beginning balance (1,104)
Accumulated other comprehensive income (loss) before reclassifications (187)
Accumulated other comprehensive income (loss), Ending balance (1,291)
Derivative Financial Instruments, Net of Tax [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Accumulated other comprehensive income (loss), Beginning balance 7
Accumulated other comprehensive income (loss) before reclassifications 3
Amounts reclassified from accumulated other comprehensive income (loss) (4)
Accumulated other comprehensive income (loss), Ending balance 6
Defined Benefit Plans, Net of Tax [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Accumulated other comprehensive income (loss), Beginning balance (13)
Accumulated other comprehensive income (loss), Ending balance (13)
Accumulated Other Comprehensive Income (Loss) [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Accumulated other comprehensive income (loss), Beginning balance (1,110)
Accumulated other comprehensive income (loss) before reclassifications (184)
Amounts reclassified from accumulated other comprehensive income (loss) (4)
Accumulated other comprehensive income (loss), Ending balance $ (1,298)