Loans - Amortized Cost Basis of Loan Modifications (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	$ 5,031	$ 209
Payment Delay and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	0	209
Term Extension and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	212
Term Extension
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount		0
Payment Delay and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	4,819
Payment Delay and Term Extension
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount		0
Payment Delay, Term Extension, and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	0	0
Multifamily
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	$ 4,819
Financing receivable, excluding accrued interest, modified in period, to total financing receivables, percentage	0.21%
Multifamily \| Payment Delay and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	$ 0
Multifamily \| Term Extension and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	0
Multifamily \| Payment Delay and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	4,819
Multifamily \| Payment Delay, Term Extension, and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	0
Commercial and industrial loans
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	$ 212	$ 209
Financing receivable, excluding accrued interest, modified in period, to total financing receivables, percentage	0.12%	0.13%
Commercial and industrial loans \| Payment Delay and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	$ 0	$ 209
Commercial and industrial loans \| Term Extension and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	212
Commercial and industrial loans \| Term Extension
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount		0
Commercial and industrial loans \| Payment Delay and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	0
Commercial and industrial loans \| Payment Delay and Term Extension
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount		0
Commercial and industrial loans \| Payment Delay, Term Extension, and Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financing receivable, excluding accrued interest, modified in period, amount	$ 0	$ 0

Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

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-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
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-Publisher FASB
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-Topic 310
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