Loans and Allowance for Credit Losses (Troubled Debt Restructurings on Financing Receivables) (Details)	3 Months Ended
Mar. 31, 2022 contract
Loans and Allowance for Credit Losses [Abstract]
Number of contracts	0

Number of financing receivables that have been modified by troubled debt restructurings.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration