Consolidated Cash Flow Statement - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities
Net income	$ 6,579	$ 5,254
Adjustments to reconcile net income to net cash provided by (used for) operating activities:
Stock-based compensation expense	859	981
Depreciation and amortization	2,246	1,862
Provision for credit losses	70	395
Other operating adjustments	75	116
Changes in assets and liabilities:
Trading assets, net of Trading liabilities	10,375	(31,849)
Securities borrowed	(1,618)	(5,752)
Securities loaned	2,021	(2,310)
Customer and other receivables and other assets	(7,736)	3,032
Customer and other payables and other liabilities	(842)	(1,082)
Securities purchased under agreements to resell	(8,170)	15,993
Securities sold under agreements to repurchase	3,026	(6,171)
Net cash provided by (used for) operating activities	6,885	(19,531)
Proceeds from (payments for):
Other assets—Premises, equipment and software	(1,667)	(1,570)
Changes in loans, net	(9,727)	(1,654)
AFS securities:
Purchases	(18,368)	(6,413)
Proceeds from sales	5,535	4,739
Proceeds from paydowns and maturities	9,531	6,890
HTM securities:
Purchases	(2,940)	0
Proceeds from paydowns and maturities	5,492	3,386
Other investing activities	(470)	(178)
Net cash provided by (used for) investing activities	(12,614)	5,200
Net proceeds from (payments for):
Other secured financings	1,360	(138)
Deposits	(2,941)	(8,134)
Proceeds from issuance of Borrowings	54,470	40,061
Payments for:
Borrowings	(38,736)	(34,259)
Repurchases of common stock and employee tax withholdings	(2,541)	(3,294)
Cash dividends	(2,963)	(2,785)
Other financing activities	(196)	(232)
Net cash provided by (used for) financing activities	8,453	(8,781)
Effect of exchange rate changes on cash and cash equivalents	(1,796)	(21)
Net increase (decrease) in cash and cash equivalents	928	(23,133)
Cash and cash equivalents, at beginning of period	89,232	128,127
Cash and cash equivalents, at end of period	90,160	104,994
Supplemental Disclosure of Cash Flow Information
Cash payments for interest	23,020	19,162
Cash payments for income taxes, net of refunds	$ 1,043	$ 978