NOTE 4 - LOANS/LEASES RECEIVABLE - Allowance for Estimated Losses on Loans Leases (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Dec. 31, 2018
Balance	$ 41,104	$ 37,545	$ 39,847	$ 34,355
Provision for loan/lease losses	2,012	6,206	6,087	11,046
Reclassification of allowance for loans and leases relating to assets held for sale.	(6,122)		(6,122)
Loans/leases charged off	(741)	(991)	(3,953)	(2,951)
Recoveries on loans/leases previously charged off	291	317	685	626
Balance	36,116	43,077	36,116	43,077
Provision for assets held for sale	428		428
Allowance for impaired loans/leases					$ 704	$ 3,659
Allowance for nonimpaired loans/leases					35,412	36,188
Less allowance for estimated losses on loans/leases	41,104	37,545	39,847	34,355	36,116	39,847
Impaired loans/leases					9,178	20,203
Nonimpaired loans/leases					3,593,236	3,703,427
Loans and leases					$ 3,602,414	$ 3,723,630
Allowance as a percentage of impaired loans/leases					7.67%	18.11%
Allowance as a percentage of nonimpaired loans/leases					0.99%	0.98%
Total allowance as a percentage of total loans/leases					1.00%	1.07%
Provision For Loan Lease And Other Losses Excluding Provision Related To Loans Assets Held For Sale
Provision for loan/lease losses	1,584		5,659
Commercial Portfolio Segment [Member]
Balance	18,248	15,234	16,420	14,323
Provision for loan/lease losses		3,699		5,284
Reclassification of allowance for loans and leases relating to assets held for sale.	(2,814)		(2,814)
Loans/leases charged off	(349)	(87)	(876)	(911)
Recoveries on loans/leases previously charged off	68	71	300	221
Balance	16,151	18,917	16,151	18,917
Allowance for impaired loans/leases					$ 160	$ 973
Allowance for nonimpaired loans/leases					15,991	15,447
Less allowance for estimated losses on loans/leases	18,248	15,234	16,420	14,323	16,151	16,420
Impaired loans/leases					1,764	4,499
Nonimpaired loans/leases					1,468,214	1,424,911
Loans and leases					$ 1,469,978	$ 1,429,410
Allowance as a percentage of impaired loans/leases					9.07%	21.62%
Allowance as a percentage of nonimpaired loans/leases					1.09%	1.08%
Total allowance as a percentage of total loans/leases					1.10%	1.15%
Commercial Portfolio Segment [Member] | Provision For Loan Lease And Other Losses Excluding Provision Related To Loans Assets Held For Sale
Provision for loan/lease losses	998		3,120
Commercial Real Estate Portfolio Segment [Member]
Balance	17,363	15,819	17,719	13,963
Provision for loan/lease losses		2,254		4,091
Reclassification of allowance for loans and leases relating to assets held for sale.	(2,392)		(2,392)
Loans/leases charged off		(387)	(1,369)	(388)
Recoveries on loans/leases previously charged off	100	30	164	50
Balance	15,291	17,716	15,291	17,716
Allowance for impaired loans/leases					$ 374	$ 2,124
Allowance for nonimpaired loans/leases					14,917	15,595
Less allowance for estimated losses on loans/leases	17,363	15,819	17,719	13,963	15,291	17,719
Impaired loans/leases					4,148	10,447
Nonimpaired loans/leases					1,683,774	1,755,664
Loans and leases					$ 1,687,922	$ 1,766,111
Allowance as a percentage of impaired loans/leases					9.02%	20.33%
Allowance as a percentage of nonimpaired loans/leases					0.89%	0.89%
Total allowance as a percentage of total loans/leases					0.91%	1.00%
Commercial Real Estate Portfolio Segment [Member] | Provision For Loan Lease And Other Losses Excluding Provision Related To Loans Assets Held For Sale
Provision for loan/lease losses	220		1,168
Finance Leases Portfolio Segment [Member]
Balance	1,459	2,724	1,792	2,382
Provision for loan/lease losses		125		1,418
Loans/leases charged off	(351)	(428)	(1,501)	(1,506)
Recoveries on loans/leases previously charged off	114	211	155	338
Balance	1,302	2,632	1,302	2,632
Allowance for impaired loans/leases					$ 59	$ 194
Allowance for nonimpaired loans/leases					1,243	1,598
Less allowance for estimated losses on loans/leases	1,459	2,724	1,792	2,382	1,302	1,792
Impaired loans/leases					1,581	2,249
Nonimpaired loans/leases					90,726	115,720
Loans and leases					$ 92,307	$ 117,969
Allowance as a percentage of impaired loans/leases					3.73%	8.63%
Allowance as a percentage of nonimpaired loans/leases					1.37%	1.38%
Total allowance as a percentage of total loans/leases					1.41%	1.52%
Finance Leases Portfolio Segment [Member] | Provision For Loan Lease And Other Losses Excluding Provision Related To Loans Assets Held For Sale
Provision for loan/lease losses	80		856
Residential Portfolio Segment [Member]
Balance	2,582	2,433	2,557	2,466
Provision for loan/lease losses		132		150
Reclassification of allowance for loans and leases relating to assets held for sale.	(628)		(628)
Loans/leases charged off	(37)	(58)	(109)	(110)
Recoveries on loans/leases previously charged off			31	1
Balance	2,158	2,507	2,158	2,507
Allowance for impaired loans/leases					$ 27	$ 257
Allowance for nonimpaired loans/leases					2,131	2,300
Less allowance for estimated losses on loans/leases	2,582	2,433	2,557	2,466	2,158	2,557
Impaired loans/leases					1,062	2,110
Nonimpaired loans/leases					244,605	288,649
Loans and leases					$ 245,667	$ 290,759
Allowance as a percentage of impaired loans/leases					2.54%	12.18%
Allowance as a percentage of nonimpaired loans/leases					0.87%	0.80%
Total allowance as a percentage of total loans/leases					0.88%	0.88%
Residential Portfolio Segment [Member] | Provision For Loan Lease And Other Losses Excluding Provision Related To Loans Assets Held For Sale
Provision for loan/lease losses	241		309
Consumer Portfolio Segment [Member]
Balance	1,452	1,335	1,359	1,221
Provision for loan/lease losses		(4)		104
Reclassification of allowance for loans and leases relating to assets held for sale.	(288)		(288)
Loans/leases charged off	(4)	(31)	(99)	(36)
Recoveries on loans/leases previously charged off	9	5	36	16
Balance	1,214	1,305	1,214	1,305
Allowance for impaired loans/leases					$ 84	$ 111
Allowance for nonimpaired loans/leases					1,130	1,248
Less allowance for estimated losses on loans/leases	1,452	$ 1,335	1,359	$ 1,221	1,214	1,359
Impaired loans/leases					623	898
Nonimpaired loans/leases					105,917	118,483
Loans and leases					$ 106,540	$ 119,381
Allowance as a percentage of impaired loans/leases					13.48%	12.38%
Allowance as a percentage of nonimpaired loans/leases					1.07%	1.05%
Total allowance as a percentage of total loans/leases					1.14%	1.14%
Consumer Portfolio Segment [Member] | Provision For Loan Lease And Other Losses Excluding Provision Related To Loans Assets Held For Sale
Provision for loan/lease losses	$ 45		$ 206