ACQUISITIONS AND FDIC INDEMNIFICATION ASSET: (Details 1) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Business Acquisition [Line Items]
Beginning balance	$ 6,374	$ 10,085
Discount accretion	0	0
Disposals	(772)	(3,711)
Total Covered Assets	5,602	6,374
Commercial
Business Acquisition [Line Items]
Beginning balance	4,803	7,676
Discount accretion	0	0
Disposals	(681)	(2,873)
Total Covered Assets	4,122	4,803
Consumer
Business Acquisition [Line Items]
Beginning balance	1,571	2,409
Discount accretion	0	0
Disposals	(91)	(838)
Total Covered Assets	$ 1,480	$ 1,571