Consolidated Statements of Income - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Interest income:
Loans receivable		$ 343,770	$ 263,559	$ 228,841
Debt securities available for sale and equity securities		28,120	34,221	30,211
Debt securities held to maturity		9,708	9,694	8,632
Federal funds and interest-earning deposits		8,188	474	430
Federal Home Loan Bank stock dividends		5,192	1,722	2,036
Total interest income		394,978	309,670	270,150
Interest expense:
Deposits		125,162	27,878	29,109
Borrowings		63,940	15,015	7,907
Total interest expense		189,102	42,893	37,016
Net interest income		205,876	266,777	233,134
Provision for (reversal of) credit losses	[1]	4,787	5,485	(9,953)
Net interest income after provision for (reversal of) credit losses		201,089	261,292	243,087
Non-interest income:
Bank-owned life insurance		10,126	7,393	5,994
Loan fees and service charges		4,510	3,924	2,983
(Loss) gain on securities transactions		(10,847)	210	2,025
Change in fair value of equity securities		695	(401)	(1,792)
Gain on sale of loans		1,214	178	10,790
Other non-interest income		14,136	10,380	8,940
Total non-interest income		27,379	30,400	38,831
Non-interest expense:
Compensation and employee benefits		120,846	116,926	99,534
Occupancy		22,927	22,589	20,071
Federal deposit insurance premiums		8,639	2,591	2,374
Advertising		2,805	2,865	2,358
Professional fees		9,824	8,158	7,363
Data processing and software expenses		15,039	13,362	11,497
Merger-related expenses		606	2,810	822
Loss on extinguishment of debt		300	0	2,851
Other non-interest expense		1,431	5,515	8,867
Total non-interest expense		182,417	174,816	155,737
Income before income tax expense		46,051	116,876	126,181
Income tax expense		9,965	30,703	34,132
Net income		$ 36,086	$ 86,173	$ 92,049
Earnings per share - basic (in dollars per share)		$ 0.35	$ 0.82	$ 0.88
Earnings per share - diluted (in dollars per share)		$ 0.35	$ 0.81	$ 0.88
Weighted average shares outstanding - basic (in shares)		102,656,388	105,580,823	104,156,112
Weighted average shares outstanding - diluted (in shares)		102,894,969	106,193,161	104,156,112
Demand deposit account fees
Non-interest income:
Revenue		$ 5,145	$ 5,293	$ 3,803
Title insurance fees
Non-interest income:
Revenue		$ 2,400	$ 3,423	$ 6,088

[1] (1) The Company adopted ASU 2016-13 as of January 1, 2022. Prior year period has not been restated.