ACQUISITIONS AND FDIC INDEMNIFICATION ASSET: (Details 1) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Beginning balance	$ 1,530	$ 1,896
Loans and Leases Receivable, Allowance, Covered	0	0
Disposals	(1,274)	(366)
Total Covered Assets	7,269	1,530
Commercial
Business Acquisition [Line Items]
Beginning balance	1,530	1,896
Loans and Leases Receivable, Allowance, Covered		0
Disposals	(1,274)	(366)
Total Covered Assets	7,269	1,530
Consumer
Business Acquisition [Line Items]
Beginning balance	0	0
Loans and Leases Receivable, Allowance, Covered	0	0
Disposals	0	0
Total Covered Assets	$ 0	$ 0