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LOANS (Schedule of Activity in Allowance for Loan Losses) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Allowance for loan losses
Beginning ALLL				$ 43,676				$ 38,504	$ 43,676	$ 38,504	$ 36,440
Charge-Offs									(9,203)	(135)	(1,948)
Recoveries									436	1,307	462
Provision	$ 2,350	$ 5,150	$ 4,900	20,000	$ 1,950	$ 800	$ 1,150	100	32,400	4,000	3,550
Ending ALLL	67,309				43,676				67,309	43,676	38,504
Agricultural Sector [Member]
Allowance for loan losses
Beginning ALLL				38				2	38	2
Provision									5	36	2
Ending ALLL	43				38				43	38	2
Residential Portfolio Segment [Member] | Junior Lien [Member]
Allowance for loan losses
Beginning ALLL				13				15	13	15	12
Recoveries										11	68
Provision									2	(13)	(65)
Ending ALLL	15				13				15	13	15
Residential Portfolio Segment [Member] | Primary Residential Mortgages [Member]
Allowance for loan losses
Beginning ALLL				2,090				3,506	2,090	3,506	4,085
Charge-Offs									(559)	(80)	(138)
Recoveries									373	205	160
Provision									1,001	(1,541)	(601)
Ending ALLL	2,905				2,090				2,905	2,090	3,506
Residential Portfolio Segment [Member] | Home Equity Lines of Credit [Member]
Allowance for loan losses
Beginning ALLL				128				164	128	164	221
Recoveries									11	10	10
Provision									79	(46)	(67)
Ending ALLL	218				128				218	128	164
Residential Portfolio Segment [Member] | Multifamily Property [Member]
Allowance for loan losses
Beginning ALLL				6,037				5,959	6,037	5,959	10,007
Charge-Offs									(56)
Provision									3,964	78	(4,048)
Ending ALLL	9,945				6,037				9,945	6,037	5,959
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Property [Member]
Allowance for loan losses
Beginning ALLL				2,064				2,614	2,064	2,614	2,385
Charge-Offs									(51)		(361)
Recoveries										1,060	66
Provision									1,037	(1,610)	524
Ending ALLL	3,050				2,064				3,050	2,064	2,614
Commercial Real Estate Portfolio Segment [Member] | Investment Property [Member]
Allowance for loan losses
Beginning ALLL				15,988				14,248	15,988	14,248	11,933
Charge-Offs									(6,092)		(1,335)
Recoveries									31		45
Provision									17,786	1,740	3,605
Ending ALLL	27,713				15,988				27,713	15,988	14,248
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector [Member]
Allowance for loan losses
Beginning ALLL				14,353				9,839	14,353	9,839	6,563
Charge-Offs									(2,418)		(46)
Recoveries									17	17	109
Provision									7,095	4,497	3,213
Ending ALLL	19,047				14,353				19,047	14,353	9,839
Commercial Portfolio Segment [Member] | Lease Financing [Member]
Allowance for loan losses
Beginning ALLL				2,642				1,772	2,642	1,772	884
Provision									1,294	870	888
Ending ALLL	3,936				2,642				3,936	2,642	1,772
Commercial Portfolio Segment [Member] | Construction [Member]
Allowance for loan losses
Beginning ALLL				27				1	27	1	1
Provision									131	26
Ending ALLL	158				27				158	27	1
Consumer and Other [Member]
Allowance for loan losses
Beginning ALLL				$ 296				$ 384	296	384	349
Charge-Offs									(27)	(55)	(68)
Recoveries									4	4	4
Provision									6	(37)	99
Ending ALLL	$ 279				$ 296				$ 279	$ 296	$ 384

X

- Definition

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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