ACQUISITIONS: (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Business Acquisition [Line Items]
Deposits	$ 4,409,569	$ 3,755,945
Goodwill	86,135	78,592
Assets	5,175,099	4,560,520
Net Income (Loss) Attributable to Parent	$ 52,987	$ 53,844	$ 48,872