XML 51 R38.htm IDEA: XBRL DOCUMENT v3.4.0.3
Accumulated Other Comprehensive Income (Loss) - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Statement of Comprehensive Income [Abstract]    
Net increase to other comprehensive income or loss upon the translation $ 143 $ (418)
Changes in derivative financial instruments, net of tax 102 (66)
Changes in derivative financial instruments, tax $ 40 $ 21