Allowance for Credit Losses - Loan Portfolio (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Allowance for credit losses activity by loan portfolio
Beginning balance	$ 40,518	$ 40,157
Provision charged to operations	1,950	(328)
Loans charged off	(3,213)
Recoveries of loans previously charged off	1,088
Ending balance	40,834	39,768
Impact of ASC 326 \| Accounting Standards Update 2016-13
Allowance for credit losses activity by loan portfolio
Beginning balance	491
Impact of ASC 326 \| Accounting Standards Update 2016-13 \| Non-PCD loans
Allowance for credit losses activity by loan portfolio
Beginning balance	(113)
Impact of ASC 326 \| Accounting Standards Update 2016-13 \| PCD loans
Allowance for credit losses activity by loan portfolio
Beginning balance	604
Commercial
Allowance for credit losses activity by loan portfolio
Beginning balance	11,219
Provision charged to operations	233
Loans charged off	(16)
Recoveries of loans previously charged off	35
Ending balance	11,449
Commercial \| Impact of ASC 326 \| Accounting Standards Update 2016-13
Allowance for credit losses activity by loan portfolio
Beginning balance	(22)
Commercial \| Impact of ASC 326 \| Accounting Standards Update 2016-13 \| Non-PCD loans
Allowance for credit losses activity by loan portfolio
Beginning balance	(617)
Commercial \| Impact of ASC 326 \| Accounting Standards Update 2016-13 \| PCD loans
Allowance for credit losses activity by loan portfolio
Beginning balance	595
Consumer
Allowance for credit losses activity by loan portfolio
Beginning balance	3,330
Provision charged to operations	117
Loans charged off	(89)
Recoveries of loans previously charged off	45
Ending balance	3,510
Consumer \| Impact of ASC 326 \| Accounting Standards Update 2016-13
Allowance for credit losses activity by loan portfolio
Beginning balance	107
Consumer \| Impact of ASC 326 \| Accounting Standards Update 2016-13 \| Non-PCD loans
Allowance for credit losses activity by loan portfolio
Beginning balance	98
Consumer \| Impact of ASC 326 \| Accounting Standards Update 2016-13 \| PCD loans
Allowance for credit losses activity by loan portfolio
Beginning balance	9
Consumer finance
Allowance for credit losses activity by loan portfolio
Beginning balance	25,969	24,791
Provision charged to operations	1,600
Loans charged off	(3,108)
Recoveries of loans previously charged off	1,008
Ending balance	25,875	$ 25,099
Consumer finance \| Impact of ASC 326 \| Accounting Standards Update 2016-13
Allowance for credit losses activity by loan portfolio
Beginning balance	406
Consumer finance \| Impact of ASC 326 \| Accounting Standards Update 2016-13 \| Non-PCD loans
Allowance for credit losses activity by loan portfolio
Beginning balance	$ 406

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446

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- Definition

Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (e)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

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- Definition

Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

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