Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues
Discount revenue earned from purchased Card Member receivables and Card Member loans	$ 38	$ 305	$ 562	$ 913
Interest income from affiliates and other	19	62	66	267
Finance revenue	19	21	63	58
Total revenues	76	388	691	1,238
Expenses
Provisions for credit losses	(12)	56	264	170
Interest expense	37	117	169	417
Interest expense to affiliates	5	102	70	337
Other, net	0	(18)	(14)	(66)
Total expenses	30	257	489	858
Pretax income	46	131	202	380
Income tax provision	20	21	72	55
Net income	$ 26	$ 110	$ 130	$ 325