Consolidated Statements of Income (Unaudited) - USD ($) shares in Millions, $ in Millions		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Non-interest revenues
Non-interest revenues		$ 11,298	$ 9,536
Interest income
Interest on loans		3,939	2,473
Interest and dividends on investment securities		30	13
Deposits with banks and other		447	34
Total interest income		4,416	2,520
Interest expense
Deposits		994	122
Long-term debt and other		439	199
Total interest expense		1,433	321
Net interest income		2,983	2,199
Total revenues net of interest expense		14,281	11,735
Provisions for credit losses
Total provisions for credit losses		1,055	(33)
Total revenues net of interest expense after provisions for credit losses		13,226	11,768
Expenses
Card Member rewards		3,766	3,111
Business development		1,393	1,043
Card Member services		983	626
Marketing		1,341	1,224
Salaries and employee benefits		2,014	1,654
Other, net		1,562	1,398
Total expenses		11,059	9,056
Pretax income		2,167	2,712
Income tax provision		351	613
Net income		$ 1,816	$ 2,099
Earnings per Common Share
Basic (in dollars per share)	[1]	$ 2.41	$ 2.73
Diluted (in dollars per share)	[1]	$ 2.40	$ 2.73
Average common shares outstanding for earnings per common share:
Basic (in shares)		743	757
Diluted (in shares)		744	758
Card Member Receivables
Provisions for credit losses
Total provisions for credit losses		$ 222	$ 80
Card Member Loans
Provisions for credit losses
Total provisions for credit losses		786	(111)
Other
Provisions for credit losses
Total provisions for credit losses		47	(2)
Discount revenue
Non-interest revenues
Non-interest revenues		7,947	6,835
Net card fees
Non-interest revenues
Non-interest revenues		1,713	1,423
Service fees and other revenue
Non-interest revenues
Non-interest revenues		1,218	906
Processed revenue
Non-interest revenues
Non-interest revenues		$ 420	$ 372

[1] Represents net income less (i) earnings allocated to participating share awards of $14 million and $16 million for the three months ended March 31, 2023 and 2022, respectively, and (ii) dividends on preferred shares of $14 million for both the three months ended March 31, 2023 and 2022.