LOANS AND LEASES (Schedule of Risk Category of Loans by Class of Loans) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Total loans	$ 5,117,607	$ 4,802,758
Lease Financing [Member]
Total loans	312,133	345,868
Secured by Farmland and Agricultural [Member]
Total loans		6,871
Construction [Member]
Total loans	22,826
Residential Portfolio Segment [Member] | Junior Lien [Member]
Total loans	41,747	3,191
Residential Portfolio Segment [Member] | Primary Residential Mortgages [Member]
Total loans	516,350	500,243
Residential Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Total loans		40,803
Residential Portfolio Segment [Member] | Multifamily Property [Member]
Total loans	1,850,097	1,595,866
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Property [Member]
Total loans	256,345
Commercial Real Estate Portfolio Segment [Member] | Investment Property [Member]
Total loans	1,056,755	1,003,979
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Total loans	1,019,501	992,332	[1]
Commercial Portfolio Segment [Member] | Construction [Member]
Total loans	22,826	20,174
Consumer and Other Loans [Member]
Total loans	41,853	40,828
Pass [Member]
Total loans	4,960,203	4,635,566
Pass [Member] | Lease Financing [Member]
Total loans	312,133	345,868
Pass [Member] | Secured by Farmland and Agricultural [Member]
Total loans		6,871
Pass [Member] | Residential Portfolio Segment [Member] | Junior Lien [Member]
Total loans	41,207	3,173
Pass [Member] | Residential Portfolio Segment [Member] | Primary Residential Mortgages [Member]
Total loans	513,473	494,444
Pass [Member] | Residential Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Total loans		40,274
Pass [Member] | Residential Portfolio Segment [Member] | Multifamily Property [Member]
Total loans	1,835,333	1,579,776
Pass [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Property [Member]
Total loans	255,678	251,229
Pass [Member] | Commercial Real Estate Portfolio Segment [Member] | Investment Property [Member]
Total loans	955,473	901,877
Pass [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Total loans	982,300	951,127
Pass [Member] | Commercial Portfolio Segment [Member] | Construction [Member]
Total loans	22,753	20,099
Pass [Member] | Consumer and Other Loans [Member]
Total loans	41,853	40,828
Special Mention [Member]
Total loans	110,018	116,490
Special Mention [Member] | Residential Portfolio Segment [Member] | Primary Residential Mortgages [Member]
Total loans	319	557
Special Mention [Member] | Residential Portfolio Segment [Member] | Multifamily Property [Member]
Total loans	6,452	7,720
Special Mention [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Property [Member]
Total loans		663
Special Mention [Member] | Commercial Real Estate Portfolio Segment [Member] | Investment Property [Member]
Total loans	86,740	87,297
Special Mention [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Total loans	16,434	20,178
Special Mention [Member] | Commercial Portfolio Segment [Member] | Construction [Member]
Total loans	73	75
Substandard [Member]
Total loans	47,386	50,702
Substandard [Member] | Residential Portfolio Segment [Member] | Junior Lien [Member]
Total loans	540	18
Substandard [Member] | Residential Portfolio Segment [Member] | Primary Residential Mortgages [Member]
Total loans	2,558	5,242
Substandard [Member] | Residential Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Total loans		529
Substandard [Member] | Residential Portfolio Segment [Member] | Multifamily Property [Member]
Total loans	8,312	8,370
Substandard [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Property [Member]
Total loans	667	711
Substandard [Member] | Commercial Real Estate Portfolio Segment [Member] | Investment Property [Member]
Total loans	14,542	14,805
Substandard [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Total loans	$ 20,767	$ 21,027

[1] Includes PPP loans of $13.8 million at December 31, 2021.