v3.26.1
FAIR VALUE OF FINANCIAL INSTRUMENTS - Schedule of Basis and Estimated Fair Values of Financial Instruments (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Financial assets:    
Held-to-maturity securities $ 1,437,082 $ 1,439,972
Carrying Value    
Financial assets:    
Cash and cash equivalents 167,784 291,217
Held-to-maturity securities 1,571,547 1,554,015
Loans held for sale 459 2,814
Loans receivable, net 5,080,146 4,899,687
Resell agreements 59,271 48,662
Accrued interest receivable 63,795 65,128
Financial liabilities:    
FHLBNY advances 5,924 5,760
Subordinated debt, net 63,830 63,787
Accrued interest payable 2,290 2,407
Carrying Value | Deposits payable on demand    
Financial liabilities:    
Deposits 8,220,553 7,746,044
Carrying Value | Time deposits    
Financial liabilities:    
Deposits 237,861 203,197
Estimated Fair Value    
Financial assets:    
Cash and cash equivalents 167,784 291,217
Held-to-maturity securities 1,437,082 1,439,972
Loans held for sale 459 2,814
Loans receivable, net 4,877,644 4,742,463
Resell agreements 59,271 48,662
Accrued interest receivable 63,795 65,128
Financial liabilities:    
FHLBNY advances 5,688 5,666
Subordinated debt, net 62,713 61,013
Accrued interest payable 2,290 2,407
Estimated Fair Value | Deposits payable on demand    
Financial liabilities:    
Deposits 8,220,553 7,746,044
Estimated Fair Value | Time deposits    
Financial liabilities:    
Deposits 237,179 203,170
Estimated Fair Value | Level 1    
Financial assets:    
Cash and cash equivalents 167,784 291,217
Held-to-maturity securities 0 0
Loans held for sale 0 0
Loans receivable, net 0 0
Resell agreements 0 0
Accrued interest receivable 81 124
Financial liabilities:    
FHLBNY advances 0 0
Subordinated debt, net 0 0
Accrued interest payable 0 0
Estimated Fair Value | Level 1 | Deposits payable on demand    
Financial liabilities:    
Deposits 0 0
Estimated Fair Value | Level 1 | Time deposits    
Financial liabilities:    
Deposits 0 0
Estimated Fair Value | Level 2    
Financial assets:    
Cash and cash equivalents 0 0
Held-to-maturity securities 411,292 449,414
Loans held for sale 0 0
Loans receivable, net 0 0
Resell agreements 0 0
Accrued interest receivable 14,272 11,912
Financial liabilities:    
FHLBNY advances 5,688 5,666
Subordinated debt, net 62,713 61,013
Accrued interest payable 2,290 2,407
Estimated Fair Value | Level 2 | Deposits payable on demand    
Financial liabilities:    
Deposits 8,220,553 7,746,044
Estimated Fair Value | Level 2 | Time deposits    
Financial liabilities:    
Deposits 237,179 203,170
Estimated Fair Value | Level 3    
Financial assets:    
Cash and cash equivalents 0 0
Held-to-maturity securities 1,025,790 990,558
Loans held for sale 459 2,814
Loans receivable, net 4,877,644 4,742,463
Resell agreements 59,271 48,662
Accrued interest receivable 49,442 53,092
Financial liabilities:    
FHLBNY advances 0 0
Subordinated debt, net 0 0
Accrued interest payable 0 0
Estimated Fair Value | Level 3 | Deposits payable on demand    
Financial liabilities:    
Deposits 0 0
Estimated Fair Value | Level 3 | Time deposits    
Financial liabilities:    
Deposits $ 0 $ 0