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Deposits (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Deposits
Deposits	$ 2,023,694	$ 1,957,923
Average balance, deposits	$ 1,948,812	$ 1,904,133
Deposits, weighted average interest rate during the period	0.16%	0.19%
Non-interest-bearing transaction accounts
Deposits
Deposits	$ 600,987	$ 589,559
Average balance, deposits	$ 562,530	$ 536,981
Deposits, weighted average interest rate during the period	0.00%	0.00%
Interest-bearing transaction accounts
Deposits
Deposits	$ 539,492	$ 530,225
Average balance, deposits	$ 533,251	$ 506,693
Deposits, weighted average interest rate during the period	0.19%	0.19%
Money market accounts
Deposits
Deposits	$ 806,917	$ 754,410
Average balance, deposits	$ 784,276	$ 693,608
Deposits, weighted average interest rate during the period	0.17%	0.17%
Certificates of deposit
Deposits
Deposits	$ 63,977	$ 54,091
Average balance, deposits	$ 52,519	$ 47,020
Deposits, weighted average interest rate during the period	0.42%	0.84%
Wholesale deposits
Deposits
Deposits	$ 12,321	$ 29,638
Average balance, deposits	$ 16,236	$ 119,831
Deposits, weighted average interest rate during the period	2.90%	0.82%

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- Definition

Average Balance, Deposits

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No definition available.

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- Definition

[Line Items] for Deposit [Table]

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- Definition

Deposits, Weighted Average Interest Rate During the Period

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- Definition

The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.12)
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

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