Loans and Allowance - Schedule of Modified Loans (Details) $ in Thousands	3 Months Ended
Mar. 31, 2022 USD ($) loan	Mar. 31, 2021 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans \| loan	1,000	7
Recorded Balance \| $	$ 27	$ 290
Commercial real estate, owner occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans \| loan	1,000
Recorded Balance \| $	$ 27
Residential
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans \| loan		5
Recorded Balance \| $		$ 197
Home equity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans \| loan		1
Recorded Balance \| $		$ 91
Individuals' loans for household and other personal expenditures
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Loans \| loan		1
Recorded Balance \| $		$ 2

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No definition available.

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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953682-111524

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953682-111524

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