Consolidated Statements of Cash Flows - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021
Operating Activities
Net cash provided by (used in) operating activities		$ 1,179	$ (677)
Investing Activities
Proceeds from sale of AFS securities including loans that have been securitized		834	1,143
Collection of principal on investment securities AFS		172	428
Purchase of investment securities AFS and other		(898)	(283)
Collection of principal on investment securities HTM		32	107
Proceeds received from the sale of LHFI		0	73
Net closings, purchases, and principal repayments of LHFI		(1,277)	2,139
Acquisition of premises and equipment, net of proceeds		(27)	(14)
Net sale of FHLB stock		48	0
Net proceeds from the sale of MSRs		30	88
Purchase of MSRs		(33)	0
Other, net		(13)	(6)
Net cash (used in) provided by investing activities		(1,132)	3,675
Financing Activities
Net change in deposit accounts		(1,360)	(1,312)
Net change in short-term FHLB borrowings and other short-term debt		1,421	(1,805)
Repayment of long-term FHLB advances		(700)	0
Repayment of long-term debt		0	(246)
Net receipt of payments of loans serviced for others		19	79
Dividends declared and paid		(7)	(7)
Other		9	14
Net cash used in financing activities		(618)	(3,277)
Net change in cash, cash equivalents and restricted cash	[1]	(571)	(279)
Beginning cash, cash equivalents and restricted cash	[1]	1,092	654
Ending cash, cash equivalents and restricted cash	[1]	521	375
Supplemental disclosure of cash flow information
Non-cash reclassification of LHFI to LHFS		4	48
Non-cash reclassification of LHFS to securitized LHFS		834	1,202
MSRs resulting from sale or securitization of loans		153	129
Beneficial interest in RMBS		0	58
Operating section supplemental disclosures
Proceeds from sales of LHFS		15,874	27,359
Closings, premium paid and purchase of LHFS, net of principal repayments		$ (15,259)	$ (27,761)

[1] For further information on restricted cash, see Note 8 - Derivatives.