Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2022		Sep. 30, 2021		Sep. 30, 2022		Sep. 30, 2021
Non-interest revenues
Non-interest revenues	$ 10,978		$ 8,934		$ 31,549		$ 24,593
Interest income
Interest on loans	3,164		2,256		8,344		6,494
Interest and dividends on investment securities	27		18		62		66
Deposits with banks and other	183		27		287		73
Total interest income	3,374		2,301		8,693		6,633
Interest expense
Deposits	440		109		749		356
Long-term debt and other	356		198		807		635
Total interest expense	796		307		1,556		991
Net interest income	2,578		1,994		7,137		5,642
Total revenues net of interest expense	13,556		10,928		38,686		30,235
Provisions for credit losses
Total provisions for credit losses	778		(191)		1,155		(1,472)
Total revenues net of interest expense after provisions for credit losses	12,778		11,119		37,531		31,707
Expenses
Card Member rewards	3,571		3,020		10,273		7,975
Business development	1,194		943		3,641		2,634
Card Member services	774		579		2,078		1,328
Marketing	1,458		1,412		4,184		3,706
Salaries and employee benefits	1,748		1,497		5,218		4,586
Other, net	1,574		1,218		4,423		3,095
Total expenses	10,319		8,669		29,817		23,324
Pretax income	2,459		2,450		7,714		8,383
Income tax provision	580		624		1,772		2,042
Net income	$ 1,879		$ 1,826		$ 5,942		$ 6,341
Earnings per Common Share
Basic (in dollars per share)	$ 2.47	[1]	$ 2.27	[1]	$ 7.78	[2]	$ 7.84	[2]
Diluted (in dollars per share)	$ 2.47	[1]	$ 2.27	[1]	$ 7.77	[2]	$ 7.82	[2]
Average common shares outstanding for earnings per common share:
Basic (in shares)	748		786		752		796
Diluted (in shares)	749		787		753		797
Card Member Receivables
Provisions for credit losses
Total provisions for credit losses	$ 165		$ (12)		$ 383		$ (147)
Card Member Loans
Provisions for credit losses
Total provisions for credit losses	596		(177)		757		(1,146)
Other
Provisions for credit losses
Total provisions for credit losses	17		(2)		15		(179)
Discount revenue
Non-interest revenues
Non-interest revenues	7,848		6,369		22,556		17,414
Net card fees
Non-interest revenues
Non-interest revenues	1,541		1,312		4,445		3,851
Service fees and other revenue
Non-interest revenues
Non-interest revenues	1,169		839		3,340		2,182
Processed revenue
Non-interest revenues
Non-interest revenues	$ 420		$ 414		$ 1,208		$ 1,146

[1] Represents net income less (i) earnings allocated to participating share awards of $14 million for both the three months ended September 30, 2022 and 2021, (ii) dividends on preferred shares of $14 million and $20 million for the three months ended September 30, 2022 and 2021, respectively, and (iii) an equity-related adjustment of $9 million related to the redemption of preferred shares for the three months ended September 30, 2021.

[2] Represents net income less (i) earnings allocated to participating share awards of $45 million for both the nine months ended September 30, 2022 and 2021, (ii) dividends on preferred shares of $43 million and $49 million for the nine months ended September 30, 2022 and 2021, respectively, and (iii) an equity-related adjustment of $9 million related to the redemption of preferred shares for the nine months ended September 30, 2021.