LOANS (Details 7) - Loans Excluding Purchased Non Covered And Covered Loan [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	$ 15,700	$ 20,841	$ 16,860
Troubled debt restructurings not included above	14,385	12,935	14,418
Total impaired loans	30,085	33,776	31,278
Interest income recognized on impaired loans	318	168	909
Foregone interest income on impaired loans	$ 242	$ 109	$ 1,204