OPERATING SEGMENTS (Details) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Interest income	$ 57,931	$ 53,874	$ 45,847	$ 42,741	$ 43,885	$ 44,435	$ 43,238	$ 45,187	$ 45,613	$ 46,338	$ 45,799	$ 41,598	$ 200,393	$ 176,745	$ 179,348
Interest expense	10,003	4,726	3,746	4,102	4,128	4,407	5,188	5,958	6,147	6,365	6,619	7,533	22,577	19,681	26,664
Net interest income	47,928	49,148	42,101	38,639	39,757	40,028	38,050	39,229	39,466	39,973	39,180	34,065	177,816	157,064	152,684
Provision for credit losses	705	4,300	600	0	(1,104)	0	0	0	3,522	6,921	7,606	7,102	5,605	(1,104)	25,151
Net interest income (loss) after provision for loan losses	47,223	44,848	41,501	38,639	40,861	40,028	38,050	39,229	35,944	33,052	31,574	26,963	172,211	158,168	127,533
Total non-interest income	8,118	9,022	8,664	11,157	9,593	9,586	8,822	9,472	10,928	8,794	15,680	6,474	36,961	37,473	41,876
Non-interest expense	35,035	35,903	30,955	28,590	30,790	29,053	27,452	27,264	27,896	26,936	28,070	23,439	130,483	114,559	106,341
Income (loss) before income taxes													78,689	81,082	63,068
Income taxes	4,012	$ 3,924	$ 3,457	$ 4,377	3,873	$ 4,429	$ 3,820	$ 4,793	3,642	$ 2,993	$ 2,241	$ 1,687	15,770	16,915	10,563
Net income													62,919	64,167	52,505
Total Assets	6,461,717				6,077,414				5,152,760				6,461,717	6,077,414	5,152,760
Net Loans	3,739,683				2,936,489				3,109,290				3,739,683	2,936,489	3,109,290
Commercial/ Retail Bank
Segment Reporting Information [Line Items]
Interest income													199,937	176,153	178,462
Interest expense													14,979	12,166	20,801
Net interest income													184,958	163,987	157,661
Provision for credit losses													5,605	(1,104)	25,076
Net interest income (loss) after provision for loan losses													179,353	165,091	132,585
Total non-interest income													29,991	28,539	30,538
Non-interest expense													116,899	103,430	95,370
Income (loss) before income taxes													92,445	90,200	67,753
Income taxes													19,250	19,222	11,749
Net income													73,195	70,978	56,004
Total Assets	6,428,889				6,015,664				5,044,647				6,428,889	6,015,664	5,044,647
Net Loans	3,734,659				2,929,995				3,099,675				3,734,659	2,929,995	3,099,675
Mortgage Banking Division
Segment Reporting Information [Line Items]
Interest income													439	582	866
Interest expense													106	140	270
Net interest income													333	442	596
Provision for credit losses													0	0	75
Net interest income (loss) after provision for loan losses													333	442	521
Total non-interest income													4,303	8,823	10,446
Non-interest expense													5,493	5,361	5,596
Income (loss) before income taxes													(857)	3,904	5,371
Income taxes													(217)	988	1,359
Net income													(640)	2,916	4,012
Total Assets	18,194				16,519				33,525				18,194	16,519	33,525
Net Loans	5,024				6,494				9,615				5,024	6,494	9,615
Holding Company
Segment Reporting Information [Line Items]
Interest income													17	10	20
Interest expense													7,492	7,375	5,593
Net interest income													(7,475)	(7,365)	(5,573)
Provision for credit losses													0	0	0
Net interest income (loss) after provision for loan losses													(7,475)	(7,365)	(5,573)
Total non-interest income													2,667	111	892
Non-interest expense													8,091	5,768	5,375
Income (loss) before income taxes													(12,899)	(13,022)	(10,056)
Income taxes													(3,263)	(3,295)	(2,545)
Net income													(9,636)	(9,727)	(7,511)
Total Assets	14,634				45,231				74,588				14,634	45,231	74,588
Net Loans	$ 0				$ 0				$ 0				$ 0	$ 0	$ 0