CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
INTEREST INCOME:
Loans receivable	$ 445,731	$ 466,360	$ 471,473
Mortgage-backed securities	45,723	31,792	38,640
Securities and cash equivalents	29,046	20,994	15,574
Total interest income	520,500	519,146	525,687
INTEREST EXPENSE:
Deposits	11,770	25,015	37,630
FHLB advances	2,592	5,023	12,234
Other borrowings	467	603	330
Subordinated debt	8,780	7,204	6,574
Total interest expense	23,609	37,845	56,768
Net interest income	496,891	481,301	468,919
(RECAPTURE)/PROVISION FOR CREDIT LOSSES	(33,388)	67,875	10,000
Net interest income after (recapture)/provision for credit losses	530,279	413,426	458,919
NON-INTEREST INCOME
Deposit fees and other service charges	39,495	34,384	46,632
Mortgage banking operations	33,948	51,083	22,215
Bank Owned Life Insurance Income	5,000	5,972	4,645
Miscellaneous	12,875	6,821	8,624
Other operating income	91,318	98,260	82,116
Net gain on sale of securities	482	1,012	33
Net change in valuation of financial instruments carried at fair value	4,616	(656)	(208)
Total non-interest income	96,416	98,616	81,941
NON-INTEREST EXPENSE:
Salary and employee benefits	244,351	245,400	226,409
Less capitalized loan origination costs	(34,401)	(34,848)	(28,934)
Occupancy and equipment	52,850	53,362	52,390
Information/computer data services	24,356	24,386	22,458
Payment and card processing expenses	20,544	16,095	16,993
Professional and legal expenses	22,274	12,093	9,736
Advertising and marketing	6,036	6,412	7,836
Deposit insurance	5,583	6,516	2,840
State/municipal business and use taxes	4,343	4,355	3,880
REO operations	(22)	(190)	303
Amortization of core deposit intangibles	6,571	7,732	8,151
Loss on extinguishment of debt	2,284	0	735
Miscellaneous	24,236	22,712	27,387
Total other operating expense, before acquisition related costs	379,005	364,025	350,184
COVID-19 expenses	436	3,502	0
Merger and acquisition - related expenses	660	2,062	7,544
Total non-interest expense	380,101	369,589	357,728
Income before provision for income taxes	246,594	142,453	183,132
PROVISION FOR INCOME TAXES	45,546	26,525	36,854
NET INCOME	$ 201,048	$ 115,928	$ 146,278
Earnings per common share
Basic (in dollars per share)	$ 5.81	$ 3.29	$ 4.20
Diluted (in dollars per share)	5.76	3.26	4.18
Cumulative dividends declared per common share (in dollars per share)	$ 1.64	$ 1.23	$ 2.64
Weighted average number of common shares outstanding:
Basic	34,610,056	35,264,252	34,868,434
Diluted	34,919,188	35,528,848	34,967,684