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Allowance for Credit Losses - Loan Portfolio (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Allowance for credit losses activity by loan portfolio
Beginning balance			$ 39,651	$ 40,518
Provision charged to operations	$ 3,700	$ 2,100	9,700	5,451
Loans charged off			(12,000)	(9,562)
Recoveries of loans previously charged off			3,420	3,350
Ending balance	40,771	40,248	40,771	40,248
Impact of ASC 326 | Accounting Standards Update 2016-13 | Non-PCD loans
Allowance for credit losses activity by loan portfolio
Ending balance		(113)		(113)
Impact of ASC 326 | Accounting Standards Update 2016-13 | PCD loans
Allowance for credit losses activity by loan portfolio
Ending balance		604		604
Commercial
Allowance for credit losses activity by loan portfolio
Beginning balance			12,315	11,219
Provision charged to operations			1,160	839
Loans charged off				(16)
Recoveries of loans previously charged off			28	144
Ending balance	13,503	12,164	13,503	12,164
Commercial | Impact of ASC 326 | Accounting Standards Update 2016-13 | Non-PCD loans
Allowance for credit losses activity by loan portfolio
Ending balance		(617)		(617)
Commercial | Impact of ASC 326 | Accounting Standards Update 2016-13 | PCD loans
Allowance for credit losses activity by loan portfolio
Ending balance		595		595
Consumer
Allowance for credit losses activity by loan portfolio
Beginning balance			3,758	3,330
Provision charged to operations			440	362
Loans charged off			(293)	(240)
Recoveries of loans previously charged off			125	136
Ending balance	4,030	3,695	4,030	3,695
Consumer | Impact of ASC 326 | Accounting Standards Update 2016-13 | Non-PCD loans
Allowance for credit losses activity by loan portfolio
Ending balance		98		98
Consumer | Impact of ASC 326 | Accounting Standards Update 2016-13 | PCD loans
Allowance for credit losses activity by loan portfolio
Ending balance		9		9
Consumer finance
Allowance for credit losses activity by loan portfolio
Beginning balance			23,578	25,969
Provision charged to operations			8,100	4,250
Loans charged off			(11,707)	(9,306)
Recoveries of loans previously charged off			3,267	3,070
Ending balance	$ 23,238	24,389	$ 23,238	24,389
Consumer finance | Impact of ASC 326 | Accounting Standards Update 2016-13 | Non-PCD loans
Allowance for credit losses activity by loan portfolio
Ending balance		$ 406		$ 406

X

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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X

- 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
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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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
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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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
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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