Consolidated Statements of Financial Condition (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Statement Of Financial Position [Abstract]
Held-to-maturity securities, at amortized cost ,fair value	$ 868	$ 914
Loans receivable, allowance for loan losses	$ 16,893	$ 16,352
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	100,000,000	100,000,000
Preferred stock, shares issued	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares, issued	24,724,274	18,463,028
Common stock, shares, outstanding	24,724,274	17,425,987
Treasury stock,repurchased	0	1,037,041
Unearned compensation, ESOP shares	1,668,101	434,251