Deposits (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Deposits [Abstract]
Deposit Liability, Uninsured	$ 15,700	$ 14,600
Time Deposits, $250,000 Or More	$ 282	$ 215

Amount of uninsured deposit liability.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1406
-Paragraph (e)

Name:	us-gaap_DepositLiabilityUninsured
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant