Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
HTM securities, Fair Value	$ 53,905	$ 1,495
Loans Held for Sale, Fair Value	3,149	3,544
Loans Receivable, Fair Value Disclosure	20	23
Other Assets, Fair Value Disclosure	2,336	3,436
Short-term borrowings, fair value	1,816	1,731
Other Liabilities, Fair Value Disclosure	$ 1,914	$ 586
Common stock, par value (in dollars per share)	$ 5	$ 5