FAIR VALUE MEASUREMENTS- Change in Fair Value of Interest Rate Commitments (Details) - Interest rate lock commitments - Level 3 - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Interest rate lock commitments at beginning of period	$ 342	$ 354	$ 795
Fair value of acquired Yadkin interest rate lock commitments	0	231	0
Issuances	1,620	2,366	2,909
Settlements	(1,554)	(2,609)	(3,350)
Interest rate lock commitments at end of period	$ 408	$ 342	$ 354