Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash Flows from Operating Activities
Net income	$ 217	$ 116
Adjustments to reconcile net income to net cash provided by operating activities:
Provisions for losses	122	116
Amortization of underwriting expense	13	13
Deferred taxes	(24)	(51)
Changes in operating assets and liabilities:
Interest, taxes and other amounts due to/from affiliates	(114)	256
Other operating assets and liabilities	(41)	12
Net cash provided by operating activities	173	462
Cash Flows from Investing Activities
Net increase in Card Member receivables and loans	(2,805)	(3,529)
Net decrease in loans to affiliates and other	930	968
Net increase (decrease) in due to/from affiliates	1,160	(756)
Net cash used in investing activities	(715)	(3,317)
Cash Flows from Financing Activities
Net decrease in short-term debt	(1,195)	(1,995)
Net increase in short-term debt to affiliates	2,174	380
Proceeds from long-term debt	0	8,443
Principal payments of long-term debt	(447)	(3,900)
Net cash provided by financing activities	532	2,928
Effect of foreign currency exchange rates on cash and cash equivalents	(6)	29
Net (decrease) increase in cash, cash equivalents and restricted cash	(16)	102
Cash, cash equivalents and restricted cash at beginning of period	296	1,211
Cash, cash equivalents and restricted cash at end of period	$ 280	$ 1,313