CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Allowance for credit losses	$ 1,043,000	$ 1,128,000
Securities held-to-maturity, fair value	1,149,673,000	1,110,041,000
Allowance for loan credit losses	$ 60,195,000	$ 56,824,000
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, liquidation preference, value	$ 1,000	$ 1,000
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
Preferred stock, shares issued (in shares)	57,370	57,370
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	150,000,000	150,000,000
Common stock, shares issued (in shares)	62,219,644	61,877,686
Common stock, shares outstanding (in shares)	59,486,086	59,144,128
Treasury stock, shares (in shares)	2,733,558	2,733,558