v3.4.0.3
TRADE STRUCTURED FINANCE PROGRAM (DETAILS) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Trade structured finance program      
Weighted-average interest rate of time deposits (as a percent) 2.29%   2.21%
Total net proceeds from issuances of LCs $ 1,396 $ 1,922  
Assets:      
Carrying value of time deposits 242   $ 325
Liabilities :      
Carrying value of letters of credit obligations and foreign exchange contracts 242   325
Total fair value (Level 2 measurement) of letters of credit obligations and foreign exchange contracts 242   325
Time deposits, LCs, foreign exchange contracts presented net in the balance sheet      
Trade structured finance program      
Face value of time deposits, LCs, and foreign exchange contracts 3,580   3,394
Level 2      
Assets:      
Fair value (Level 2 measurement) of time deposits 242   325
Liabilities :      
Fair value (Level 2 measurement) of letters of credit obligations 242   323
Fair value (Level 2 measurement) of foreign exchange forward contracts-(gains) losses     2
Total fair value (Level 2 measurement) of letters of credit obligations and foreign exchange contracts $ 242   $ 325