Loans and Accounts Receivable (Details) - USD ($) $ in Millions |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
---|---|---|---|---|
Loans segment information | ||||
Card Member loans | $ 65,265 | $ 58,573 | ||
Less: Reserve for losses | 1,223 | 1,028 | $ 1,201 | $ 1,261 |
Card Member loans, net | 64,042 | 57,545 | ||
Other loans, net | 1,419 | 1,254 | ||
Accounts Receivable and Loans Textuals [Abstract] | ||||
Other loans, reserves | 42 | 20 | ||
Variable Interest Enterprise [Member] | ||||
Loans segment information | ||||
Card Member loans | 26,129 | 23,559 | ||
U S Consumer Services [Member] | ||||
Loans segment information | ||||
Card Member loans | 48,758 | 43,495 | ||
U S Consumer Services [Member] | Variable Interest Enterprise [Member] | ||||
Accounts Receivable and Loans Textuals [Abstract] | ||||
Gross Card Member loans available to settle the obligations of a variable interest entity | 26,100 | 23,600 | ||
International Consumer and Network Services [Member] | ||||
Loans segment information | ||||
Card Member loans | 6,971 | 7,072 | ||
Global Commercial Services [Member] | ||||
Loans segment information | ||||
Card Member loans | $ 9,536 | $ 8,006 |