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LOANS AND ALLOWANCE FOR LOAN LOSSES (Schedule of Loan Receivables) (Details) - USD ($)	Sep. 30, 2022	Jun. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Loans and Leases Receivable Disclosure [Line Items]
Total loans	$ 4,628,827,000		$ 3,739,527,000
Deferred fees, net of origination costs	(11,523,000)		(7,598,000)
Loans, net of deferred fees and costs	4,617,304,000		3,731,929,000
Allowance for loan losses	(42,541,000)	$ (40,534,000)	(34,729,000)	$ (38,121,000)	$ (37,377,000)	$ (35,407,000)
Net loans	4,574,763,000		3,697,200,000
Real estate
Loans and Leases Receivable Disclosure [Line Items]
Total loans	3,733,506,000		3,052,626,000
Commercial and industrial
Loans and Leases Receivable Disclosure [Line Items]
Total loans	869,215,000		654,535,000
Allowance for loan losses	(10,098,000)	(9,144,000)	(7,708,000)	(10,413,000)	(10,545,000)	(12,123,000)
Loan held for sale	0.0		4,100,000
Commercial and industrial \| Paycheck Protection Program loans
Loans and Leases Receivable Disclosure [Line Items]
Net loans	111,000		561,000
Consumer
Loans and Leases Receivable Disclosure [Line Items]
Total loans	26,106,000		32,366,000
Allowance for loan losses	(206,000)	(217,000)	(404,000)	(1,696,000)	(1,774,000)
Commercial \| Real estate
Loans and Leases Receivable Disclosure [Line Items]
Total loans	3,061,089,000		2,488,382,000
Allowance for loan losses	(26,964,000)	(25,945,000)	(22,216,000)	(21,468,000)	(20,299,000)	(17,243,000)
Construction \| Real estate
Loans and Leases Receivable Disclosure [Line Items]
Total loans	183,379,000		151,791,000
Allowance for loan losses	(2,532,000)	(2,587,000)	(2,105,000)	(2,101,000)	(1,972,000)	(1,593,000)
Consumer.
Loans and Leases Receivable Disclosure [Line Items]
Allowance for loan losses				(1,696,000)		(1,581,000)
Multifamily \| Real estate
Loans and Leases Receivable Disclosure [Line Items]
Total loans	438,766,000		355,290,000
Allowance for loan losses	(2,642,000)	(2,539,000)	(2,156,000)	(2,287,000)	(2,618,000)	(2,661,000)
One to four family \| Real estate
Loans and Leases Receivable Disclosure [Line Items]
Total loans	50,272,000		57,163,000
Allowance for loan losses	$ (99,000)	$ (102,000)	$ (140,000)	$ (156,000)	$ (169,000)	$ (206,000)