v3.26.1
Fair Value Measurements - Estimated Fair Values of the Financial Instruments (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Financial assets:    
Trading securities $ 13,831 $ 15,215
Debt securities available-for-sale 1,378,502 1,412,419
Debt securities held-to-maturity 8,003 8,144
Financial liabilities:    
Subordinated debentures, net of issuance costs 61,721 61,665
Investment measured at fair value 5,000 5,000
Carrying Value    
Financial assets:    
Cash and cash equivalents 239,607 163,951
Trading securities 13,831 15,215
Debt securities available-for-sale 1,378,502 1,412,419
Debt securities held-to-maturity 8,278 8,339
Equity securities 0 0
FHLBNY stock, at cost 42,195 46,568
Net loans held-for-investment 3,770,923 3,818,629
Derivative assets 4,275 5,040
Financial liabilities:    
Deposits 4,088,617 4,015,809
FHLB advances and other borrowings (including securities sold under agreements to repurchase) 802,185 900,216
Subordinated debentures, net of issuance costs 61,721 61,665
Advance payments by borrowers for taxes and insurance 25,630 20,276
Derivative liabilities 4,281 5,045
Estimated Fair Value    
Financial assets:    
Cash and cash equivalents 239,607 163,951
Trading securities 13,831 15,215
Debt securities available-for-sale 1,378,502 1,412,419
Debt securities held-to-maturity 8,003 8,144
Equity securities 0 0
Net loans held-for-investment 3,659,445 3,716,252
Derivative assets 4,275 5,040
Financial liabilities:    
Deposits 4,089,747 4,017,711
FHLB advances and other borrowings (including securities sold under agreements to repurchase) 800,781 900,596
Subordinated debentures, net of issuance costs 57,404 57,108
Advance payments by borrowers for taxes and insurance 25,630 20,276
Derivative liabilities 4,281 5,045
Estimated Fair Value | Level 1    
Financial assets:    
Cash and cash equivalents 239,607 163,951
Trading securities 13,831 15,215
Debt securities available-for-sale 0 0
Debt securities held-to-maturity 0 0
Equity securities 0 0
Net loans held-for-investment 0 0
Derivative assets 0 0
Financial liabilities:    
Deposits 0 0
FHLB advances and other borrowings (including securities sold under agreements to repurchase) 0 0
Subordinated debentures, net of issuance costs 0 0
Advance payments by borrowers for taxes and insurance 0 0
Derivative liabilities 0 0
Estimated Fair Value | Level 2    
Financial assets:    
Cash and cash equivalents 0 0
Trading securities 0 0
Debt securities available-for-sale 1,378,502 1,412,419
Debt securities held-to-maturity 8,003 8,144
Equity securities 0 0
Net loans held-for-investment 0 0
Derivative assets 4,275 5,040
Financial liabilities:    
Deposits 4,089,747 4,017,711
FHLB advances and other borrowings (including securities sold under agreements to repurchase) 800,781 900,596
Subordinated debentures, net of issuance costs 57,404 57,108
Advance payments by borrowers for taxes and insurance 25,630 20,276
Derivative liabilities 4,281 5,045
Estimated Fair Value | Level 3    
Financial assets:    
Cash and cash equivalents 0 0
Trading securities 0 0
Debt securities available-for-sale 0 0
Debt securities held-to-maturity 0 0
Equity securities 0 0
Net loans held-for-investment 3,659,445 3,716,252
Derivative assets 0 0
Financial liabilities:    
Deposits 0 0
FHLB advances and other borrowings (including securities sold under agreements to repurchase) 0 0
Subordinated debentures, net of issuance costs 0 0
Advance payments by borrowers for taxes and insurance 0 0
Derivative liabilities $ 0 $ 0