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Fair Value Measurements - Fair Value Measurement on Nonrecurring Basis (Details) - Nonrecurring - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Fair value measurements of assets on a nonrecurring basis
Fair Value, Option, Changes in Fair Value, Gain (Loss)	$ (12)	$ (28)
Assets, Fair Value Disclosure	1,327		$ 4,213
Level 1
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure	0		0
Level 2
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure	0		0
Level 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure	749		2,470
Fair Value, Inputs, Level 1, 2 and 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			2,470
Impaired Loans
Fair value measurements of assets on a nonrecurring basis
Net Losses (Gains) Recorded in Earnings	(12)	(48)
Assets, Fair Value Disclosure			3,515
Impaired Loans | Level 1
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			0
Impaired Loans | Level 2
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			0
Impaired Loans | Level 3
Fair value measurements of assets on a nonrecurring basis
Fair Value	749
Assets, Fair Value Disclosure			1,772
Impaired Loans | Fair Value, Inputs, Level 1, 2 and 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			1,772
Impaired Loans | Commercial Portfolio Segment [Member]
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			2,524
Impaired Loans | Commercial Portfolio Segment [Member] | Level 1
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			0
Impaired Loans | Commercial Portfolio Segment [Member] | Level 2
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			0
Impaired Loans | Commercial Portfolio Segment [Member] | Level 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			1,238
Impaired Loans | Commercial Portfolio Segment [Member] | Fair Value, Inputs, Level 1, 2 and 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			1,238
Impaired Loans | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Fair value measurements of assets on a nonrecurring basis
Fair Value	215
Net Losses (Gains) Recorded in Earnings	(12)	(34)
Assets, Fair Value Disclosure	336		1,911
Impaired Loans | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Level 1
Fair value measurements of assets on a nonrecurring basis
Fair Value	0
Assets, Fair Value Disclosure			0
Impaired Loans | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Level 2
Fair value measurements of assets on a nonrecurring basis
Fair Value	0
Assets, Fair Value Disclosure			0
Impaired Loans | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Level 3
Fair value measurements of assets on a nonrecurring basis
Fair Value	215
Assets, Fair Value Disclosure			1,049
Impaired Loans | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Fair Value, Inputs, Level 1, 2 and 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			1,049
Impaired Loans | Commercial Portfolio Segment [Member] | Owner Occupied Commercial Real Estate [Member]
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			613
Impaired Loans | Commercial Portfolio Segment [Member] | Owner Occupied Commercial Real Estate [Member] | Level 1
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			0
Impaired Loans | Commercial Portfolio Segment [Member] | Owner Occupied Commercial Real Estate [Member] | Level 2
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			0
Impaired Loans | Commercial Portfolio Segment [Member] | Owner Occupied Commercial Real Estate [Member] | Level 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			189
Impaired Loans | Commercial Portfolio Segment [Member] | Owner Occupied Commercial Real Estate [Member] | Fair Value, Inputs, Level 1, 2 and 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			189
Impaired Loans | Real Estate Construction and Land Development [Member] | Five or More Family Residential and Commercial Properties [Member]
Fair value measurements of assets on a nonrecurring basis
Fair Value	534
Net Losses (Gains) Recorded in Earnings	0	$ (14)
Assets, Fair Value Disclosure	991		991
Impaired Loans | Real Estate Construction and Land Development [Member] | Five or More Family Residential and Commercial Properties [Member] | Level 1
Fair value measurements of assets on a nonrecurring basis
Fair Value	0
Assets, Fair Value Disclosure			0
Impaired Loans | Real Estate Construction and Land Development [Member] | Five or More Family Residential and Commercial Properties [Member] | Level 2
Fair value measurements of assets on a nonrecurring basis
Fair Value	0
Assets, Fair Value Disclosure			0
Impaired Loans | Real Estate Construction and Land Development [Member] | Five or More Family Residential and Commercial Properties [Member] | Level 3
Fair value measurements of assets on a nonrecurring basis
Fair Value	$ 534
Assets, Fair Value Disclosure			534
Impaired Loans | Real Estate Construction and Land Development [Member] | Five or More Family Residential and Commercial Properties [Member] | Fair Value, Inputs, Level 1, 2 and 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			534
Branch held for sale
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			698
Branch held for sale | Level 1
Fair value measurements of assets on a nonrecurring basis
Fair Value			0
Branch held for sale | Level 2
Fair value measurements of assets on a nonrecurring basis
Fair Value			0
Branch held for sale | Level 3
Fair value measurements of assets on a nonrecurring basis
Fair Value			698
Branch held for sale | Fair Value, Inputs, Level 1, 2 and 3
Fair value measurements of assets on a nonrecurring basis
Assets, Fair Value Disclosure			$ 698

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- Definition

Fair value assets and liabilities measured on non recurring basis.

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Amount of net gains and losses recorded in earnings for nonrecurring assets reported at fair value

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

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