v3.25.2
Loans Receivable and Allowance for Credit Losses - Loans Receivable (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans $ 8,138,711 $ 7,881,133
Net deferred loan costs, fees and purchased premiums and discounts 36,788 35,795
Loans receivable 8,175,499 7,916,928
Commercial real estate | One-to-four family    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 2,631,146 2,712,752
Commercial real estate | Multifamily    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 1,578,733 1,460,641
Commercial real estate | Commercial real estate    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 2,525,749 2,349,308
Commercial real estate | Construction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 415,403 473,573
Consumer loans | Home equity loans and advances    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 256,384 259,155
Consumer loans | Other consumer loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 2,602 3,404
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 8,126,713 7,869,447
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration | Commercial real estate | One-to-four family    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 2,629,372 2,710,937
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration | Commercial real estate | Multifamily    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 1,578,733 1,460,641
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration | Commercial real estate | Commercial real estate    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 2,517,693 2,339,883
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration | Commercial real estate | Construction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 415,403 473,573
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration | Commercial business loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 726,526 622,000
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration | Consumer loans | Home equity loans and advances    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 256,384 259,009
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration | Consumer loans | Other consumer loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 2,602 3,404
Financial Asset Acquired with Credit Deterioration    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 11,998 11,686
Financial Asset Acquired with Credit Deterioration | Commercial real estate | One-to-four family    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 1,774 1,815
Financial Asset Acquired with Credit Deterioration | Commercial real estate | Multifamily    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 0 0
Financial Asset Acquired with Credit Deterioration | Commercial real estate | Commercial real estate    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 8,056 9,425
Financial Asset Acquired with Credit Deterioration | Commercial real estate | Construction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 0 0
Financial Asset Acquired with Credit Deterioration | Consumer loans | Home equity loans and advances    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans 0 146
Financial Asset Acquired with Credit Deterioration | Consumer loans | Other consumer loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total loans $ 0 $ 0