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Commitments and Contingent Liabilities - Summary of Contract or Notional Amount of Outstanding Loan and Lease Commitments (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Commitments And Contingencies Liabilities [Line Items]
Fixed Rate	$ 248,073	$ 176,613
Variable Rate	1,724,725	1,636,948
Total	1,972,798	1,813,561
Commitments to Extend Credit
Commitments And Contingencies Liabilities [Line Items]
Fixed Rate	247,494	176,014
Variable Rate	1,666,980	1,578,405
Total	1,914,474	1,754,419
Letters of Credit
Commitments And Contingencies Liabilities [Line Items]
Fixed Rate	579	599
Variable Rate	57,745	58,543
Total	$ 58,324	$ 59,142

X

- Definition

Commitments and contingencies liabilities.

+ References

No definition available.

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- Definition

Loans and leases receivable commitments fixed and variable rates.

+ References

No definition available.

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X

- Definition

Reflects the amount of cash required to fully fund agreements to provide advances to borrowers and lessees at stated interest rates.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=123345438&loc=d3e61044-112788

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123345438&loc=d3e61082-112788

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- Definition

Reflects the amount of cash required to fully fund agreements to provide advances to borrowers and lessees at interest rates that increase or decrease depending on certain facts or circumstances.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123345438&loc=d3e61082-112788

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=123345438&loc=d3e61044-112788

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