Loans - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Loans and Leases Receivable Disclosure [Line Items]
Loans	$ 5,851,975	$ 4,916,624
Loan balance, before allowance for credit loss and fee	5,900,663	4,946,653
Deferred loan fees	13,780	13,922
Loans, including fees	57,745		$ 60,436
Commercial and industrial
Loans and Leases Receivable Disclosure [Line Items]
Loans	500,882	259,355
Commercial and industrial \| Payment Protection Program (PPP)
Loans and Leases Receivable Disclosure [Line Items]
Loans	56,605	61,147
Loans, including fees	974	3,482	$ 4,978
Deferred fee accretion	$ 1,190	$ 2,164

Amount, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount of fee received for commitment to originate or purchase financing receivable where likelihood of commitment being exercised is remote. Excludes financing receivable covered under loss sharing agreement.

+ References

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-Publisher FASB
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Amount excluding accrued interest, before allowance for credit loss, of financing receivable.

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-Publisher FASB
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Amount of unamortized loan commitment, origination, and other fees (costs) on financing receivable. Excludes financing receivable covered under loss sharing agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases.

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No definition available.

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