Deposits (Tables)

12 Months Ended

Dec. 31, 2022

Banking And Thrifts [Abstract]

Escrow, Mortgage Subserving, and Other Deposits

Deposit accounts are summarized as follows:

	December 31,
(dollars in millions)	2022			2021
Escrow deposits:
Interest bearing	$	2,542		$	2,792
Non-interest bearing		2,077			2,083
		4,619			4,875
Mortgage subservicing deposits:
Interest bearing		713			—
Business checking and other deposits (1)		188			194
	$	5,520		$	5,069
Weighted-average interest rate:
Interest bearing deposit accounts		0.50	%		0.10	%

(1)Accounts are primarily non-interest bearing.