BUSINESS COMBINATIONS (Detail Textuals) shares in Thousands, $ in Thousands	1 Months Ended		12 Months Ended
	Jun. 19, 2015 USD ($) Branch shares	Feb. 14, 2014 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Business Acquisition [Line Items]
Goodwill Recorded on Acquisition			$ 98,445	$ 9,450	$ 2,034
Merger-related expenses excluded from pro forma non-interest expenses			$ 11,800	$ 1,300
CNB
Business Acquisition [Line Items]
Purchase price	$ 157,503
Aggregate shares issued in exchange for issued and outstanding common stock | shares	5,647
Goodwill Recorded on Acquisition	$ 88,995
Total Assets Acquired	899,930
Loans	733,986
Securities	90,109
Deposits	$ 786,853
Number of branches | Branch	40
FNBNY
Business Acquisition [Line Items]
Purchase price		$ 6,140
Goodwill Recorded on Acquisition		7,416
Total Assets Acquired		211,949
Loans		89,714
Securities		103,192
Deposits		$ 169,873