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Loans and Allowance for Credit Losses - Amortized Cost of Collateral (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | $ 6,747,873 | $ 6,907,899
Basis adjustments | 2,025 | 949
Portfolio Layer Hedges on Closed Portfolio of Loans [Member] | Designated as Hedging Instrument [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Basis adjustments | 2,000 | 900
Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 22,896 | 9,315
Business Assets |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 11,101 | 14,344
Multi-family Residential Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 2,531,613 | 2,662,226
Multi-family Residential Portfolio Segment [Member] | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 11,707 | 3,640
Commercial Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 1,974,622 | 1,959,624
Commercial Real Estate | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 6,376 |
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 513,938 | 533,084
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 117 | 1,005
One-To-Four Family - Residential Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 244,593 | 221,519
One-To-Four Family - Residential Portfolio Segment [Member] | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 812 | 4,670
Construction Portfolio Segment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 60,114 | 58,261
Small Business Administration Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 20,195 | 20,345
Small Business Administration Portfolio Segment [Member] | Business Assets |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 2,531 | 2,576
Commercial Business and Other Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 1,402,798 | 1,452,840
Commercial Business and Other Portfolio Segment [Member] | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | 3,884 |
Commercial Business and Other Portfolio Segment [Member] | Business Assets |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | $ 8,570 | $ 11,768

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