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Consolidated Statements of Comprehensive Income - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Consolidated Statements of Comprehensive Income      
Net income $ 5,408 $ 5,163 $ 5,885
Other comprehensive income (loss)      
Net unrealized securities (losses) gains, net of tax (51) (38) 33
Foreign currency translation adjustments, net of tax (218) (545) (409)
Net unrealized pension and other postretirement benefit gains, net of tax 19 (32) (117)
Other comprehensive loss (250) (615) (493)
Comprehensive income $ 5,158 $ 4,548 $ 5,392