(Loss) Earnings Per Share ("EPS") (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Earnings Per Share [Abstract]
Net (loss) income applicable to common shares	$ (194,096)	$ 51,516
Average number of common shares outstanding (in shares)	175,699,876	184,066,326
Less: Average unallocated ESOP shares (in shares)	(13,708,503)	(14,208,376)
Average number of common shares outstanding used to calculate basic (loss) earnings per common share (in shares)	161,991,373	169,857,950
Common stock equivalents (in shares)	68,058	110,206
Average number of common shares outstanding used to calculate diluted (loss) earnings per common share (in shares)	162,059,431	169,968,156
(Loss) earnings per common share
Basic (in dollars per share)	$ (1.20)	$ 0.30
Diluted (in dollars per share)	$ (1.20)	$ 0.30