LOANS (Details 9) - Purchased Non Covered Loans [Member] - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	$ 19,187	$ 17,308	$ 13,330
Troubled debt restructurings not included above	9,193	1,526	9,373
Total impaired loans	28,380	18,834	22,703
Interest income recognized on impaired loans	357	18	785
Foregone interest income on impaired loans	$ 356	$ 21	$ 1,365