v3.26.3
Fair Values of Financial Instruments (Carrying Values and Estimated Fair Values of Financial Instruments) (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities available for sale $ 134,973 $ 126,395
Loans held for sale 67,556  
Carrying Value [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 500,313 276,584
Interest-earning time deposits 735 735
Debt securities available for sale 134,973 126,395
Equity investments   9,172
Loans held for sale 67,556  
Loans receivable, net 2,179,697 2,691,091
FHLB of New York stock, at cost 7,911 14,176
Accrued interest receivable 13,625 13,834
Deposits 2,609,146 2,673,573
Debt 100,000 235,000
Subordinated debentures 43,397 43,210
Accrued interest payable 2,829 4,056
Fair Value [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 500,313 276,584
Interest-earning time deposits 735 735
Debt securities available for sale 134,973 126,395
Equity investments   9,172
Loans held for sale 67,556  
Loans receivable, net 2,101,906 2,643,200
FHLB of New York stock, at cost 7,911 14,176
Accrued interest receivable 13,625 13,834
Deposits 2,607,363 2,674,494
Debt 100,112 236,514
Subordinated debentures 37,687 40,034
Accrued interest payable 2,829 4,056
(Level 1) Quoted Prices In Active Markets For Identical Assets [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 500,313 276,584
Equity investments   9,172
Deposits 1,736,111 1,702,109
(Level 2) Significant Other Observable Inputs [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Interest-earning time deposits 735 735
Debt securities available for sale 134,973 126,395
Loans held for sale 67,556  
FHLB of New York stock, at cost 7,911 14,176
Accrued interest receivable 13,625 13,834
Deposits 871,252 972,385
Debt 100,112 236,514
Subordinated debentures 37,687 40,034
Accrued interest payable 2,829 4,056
(Level 3) Significant Unobservable Inputs [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans held for sale  
Loans receivable, net $ 2,101,906 $ 2,643,200