Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

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Amount of interest income on financing receivable on nonaccrual status.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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- Definition

Amount of loan granted for unusual risk forbearance.

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- Definition

Annualized charge rate of non performing loans.

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Cash basis interest income recognized on nonaccrual loans.

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- Definition

Financing receivable, individually evaluated, without allowance for credit loss average recorded investment.

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- Definition

Loans Held For Investment Unpaid Principal Balance Nonperforming and Nonaccrual Percentage.

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Loans Held For Investment Unpaid Principal Balance Performing and Accruing Percentage.

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Loans Held for Investment at Amortized Cost and Loans Held for Investment at Fair Value - Additional Information (Details) - USD ($)	3 Months Ended		72 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Dec. 31, 2025	Dec. 31, 2020
Accounts Notes And Loans Receivable [Line Items]
Accrued interest income recognized on nonaccrual loans	$ 0	$ 0
Cash basis interest income recognized on nonaccrual loans	9,600,000	8,500,000
Average recorded investment of individually evaluated loans, computed using month-end balances	243,100,000	$ 300,600,000
COVID-19
Accounts Notes And Loans Receivable [Line Items]
Loans	$ 122,000,000		$ 122,000,000	$ 127,300,000
90+days
Accounts Notes And Loans Receivable [Line Items]
Annualized charge rate of non performing loans	2.20%	1.38%
COVID 19 Forbearance Program
Accounts Notes And Loans Receivable [Line Items]
Amount of loan granted for unusual risk forbearance	$ 289,700,000		289,700,000		$ 415,400,000
Accrued interest income recognized on nonaccrual loans	$ 6,800,000		$ 17,300,000
Loans held for investment unpaid principal balance performing and accruing, percentage	77.40%		77.40%	76.60%
Loans held for investment unpaid principal balance nonperforming and nonaccrual percentage	22.60%		22.60%	23.40%