Disclosures about Fair Value Measurements and Financial Instruments - Schedule of assets measured and recorded at fair value on a non-recurring basis (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Disclosures about Fair Value Measurements and Financial Instruments
Individually evaluated loans with carrying value	$ 16,684	$ 14,266
Specific valuation allowance	1,794	541
Loans receivable at fair value	1,031,384	990,745
Other real estate owned and repossessed assets	240	1,724
Level 3
Disclosures about Fair Value Measurements and Financial Instruments
Loans receivable at fair value	1,031,384	990,745
Fair Value Measurements, Nonrecurring Basis \| Individually evaluated loans
Disclosures about Fair Value Measurements and Financial Instruments
Individually evaluated loans	3,278
Fair Value Measurements, Nonrecurring Basis \| Other real estate owned and repossessed assets
Disclosures about Fair Value Measurements and Financial Instruments
Other real estate owned and repossessed assets	240	1,724
Fair Value Measurements, Nonrecurring Basis \| Level 1 \| Other real estate owned and repossessed assets
Disclosures about Fair Value Measurements and Financial Instruments
Other real estate owned and repossessed assets	0	0
Fair Value Measurements, Nonrecurring Basis \| Level 2 \| Other real estate owned and repossessed assets
Disclosures about Fair Value Measurements and Financial Instruments
Other real estate owned and repossessed assets	0	0
Fair Value Measurements, Nonrecurring Basis \| Level 3
Disclosures about Fair Value Measurements and Financial Instruments
Individually evaluated loans with carrying value	3,500	0
Specific valuation allowance	185,000,000
Loans receivable at fair value	3,300
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Individually evaluated loans
Disclosures about Fair Value Measurements and Financial Instruments
Individually evaluated loans	$ 3,278
Appraisal adjustments	13.00%
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Other real estate owned and repossessed assets
Disclosures about Fair Value Measurements and Financial Instruments
Other real estate owned and repossessed assets	$ 240	$ 1,724
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Minimum \| Other real estate owned and repossessed assets
Disclosures about Fair Value Measurements and Financial Instruments
Appraisal adjustments	15.00%	18.00%
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Minimum \| Other real estate owned and repossessed assets \| Measurement Input, Liquidation expenses
Disclosures about Fair Value Measurements and Financial Instruments
Liquidation expenses	0.00%	0.00%
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Maximum \| Other real estate owned and repossessed assets
Disclosures about Fair Value Measurements and Financial Instruments
Appraisal adjustments	59.00%	63.00%
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Maximum \| Other real estate owned and repossessed assets \| Measurement Input, Liquidation expenses
Disclosures about Fair Value Measurements and Financial Instruments
Liquidation expenses	30.00%	33.00%
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Weighted Average \| Measurement Input, Liquidation expenses
Disclosures about Fair Value Measurements and Financial Instruments
Liquidation expenses	11.00%
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Weighted Average \| Individually evaluated loans
Disclosures about Fair Value Measurements and Financial Instruments
Appraisal adjustments	13.00%
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Weighted Average \| Other real estate owned and repossessed assets
Disclosures about Fair Value Measurements and Financial Instruments
Appraisal adjustments	43.00%	24.00%
Fair Value Measurements, Nonrecurring Basis \| Level 3 \| Weighted Average \| Other real estate owned and repossessed assets \| Measurement Input, Liquidation expenses
Disclosures about Fair Value Measurements and Financial Instruments
Liquidation expenses		4.00%

Fair value appraisal of adjustments.

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Fair value liquidation expenses.

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Amount of individually evaluated loans for credit losses.

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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.

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Amount of allowance for credit loss on financing receivable evaluated on individual basis. Excludes financing receivable evaluated on collective basis.

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Amount of financing receivable individually evaluated for credit loss. Excludes financing receivable collectively evaluated for credit loss.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

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