XML 53 R38.htm IDEA: XBRL DOCUMENT v3.7.0.1
Accumulated Other Comprehensive Income (Components) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Balance at beginning of period $ (3,400) $ (3,154)
Other comprehensive income before reclassifications 131 7
Amounts reclassified from accumulated other comprehensive income 8 16
Other comprehensive income 139 23
Balance at end of period (3,261) (3,131)
Defined Benefit Plans [Member]    
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Balance at beginning of period (1,524) (1,690)
Other comprehensive income before reclassifications 0 0
Amounts reclassified from accumulated other comprehensive income 9 13
Other comprehensive income 9 13
Balance at end of period (1,515) (1,677)
Foreign Currency Translation [Member]    
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Balance at beginning of period (1,879) (1,446)
Other comprehensive income before reclassifications 110 9
Amounts reclassified from accumulated other comprehensive income
Other comprehensive income 110 9
Balance at end of period (1,769) (1,437)
Gains and Losses on Cash Flow Hedges [Member]    
Accumulated Other Comprehensive Income (Loss) [Roll Forward]    
Balance at beginning of period 3 (18)
Other comprehensive income before reclassifications 21 (2)
Amounts reclassified from accumulated other comprehensive income (1) 3
Other comprehensive income 20 1
Balance at end of period $ 23 $ (17)