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Off-Balance Sheet Commitments and Contingencies - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Capital Contributions in SBICs and CDEs
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Restricted stock and investments	$ 23,500	$ 21,700
Investments in SBICs and other limited partnerships
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Restricted stock and investments	8,000	6,800
Capital Contributions, Low Income Housing Partnerships
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Restricted stock and investments	7,300	3,800
Amortization	711	747	$ 803
Capital Contributions, Low Income Housing Partnerships | Other Commitments, Unfunded Commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Accrued interest payable and accrued liabilities	3,700	796
Capital Contributions, Limited Partnerships Corporation
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Restricted stock and investments	4,100	0
Amortization	0	0	$ 0
Capital Contributions, Limited Partnerships Corporation | Other Commitments, Unfunded Commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Accrued interest payable and accrued liabilities	$ 3,200	$ 0

X

- Definition

Amount of liabilities incurred and payable to vendors for goods and services received, and accrued liabilities classified as other.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04(10)(d))
-Publisher FASB
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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(18))
-Publisher FASB
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