Consolidated Cash Flow Statement - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash flows from operating activities
Net income	$ 3,462	$ 3,033
Adjustments to reconcile net income to net cash provided by (used for) operating activities:
Stock-based compensation expense	442	558
Depreciation and amortization	975	940
Provision for credit losses	(6)	234
Other operating adjustments	(12)	66
Changes in assets and liabilities:
Trading assets, net of Trading liabilities	(1,395)	2,582
Securities borrowed	(11,761)	(12,842)
Securities loaned	888	(91)
Customer and other receivables and other assets	272	4,899
Customer and other payables and other liabilities	3,735	777
Securities purchased under agreements to resell	(11,993)	(7,978)
Securities sold under agreements to repurchase	19,753	(2,043)
Net cash provided by (used for) operating activities	4,360	(9,865)
Proceeds from (payments for):
Other assets—Premises, equipment and software	(816)	(719)
Changes in loans, net	(355)	(822)
AFS securities:
Purchases	(9,019)	(3,475)
Proceeds from sales	4,548	1,466
Proceeds from paydowns and maturities	5,308	3,460
HTM securities:
Purchases	(1,453)	0
Proceeds from paydowns and maturities	3,112	1,617
Other investing activities	(271)	(2,568)
Net cash provided by (used for) investing activities	1,054	(1,041)
Net proceeds from (payments for):
Other secured financings	1,225	356
Deposits	534	(9,084)
Proceeds from issuance of Borrowings	28,079	21,219
Payments for:
Borrowings	(17,721)	(15,201)
Repurchases of common stock and employee tax withholdings	(1,718)	(2,205)
Cash dividends	(1,496)	(1,406)
Other financing activities	(46)	33
Net cash provided by (used for) financing activities	8,857	(6,288)
Effect of exchange rate changes on cash and cash equivalents	(1,198)	325
Net increase (decrease) in cash and cash equivalents	13,073	(16,869)
Cash and cash equivalents, at beginning of period	89,232	128,127
Cash and cash equivalents, at end of period	102,305	111,258
Supplemental Disclosure of Cash Flow Information
Cash payments for interest	11,878	8,912
Cash payments for income taxes, net of refunds	$ 233	$ 307