LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 9) - Purchased Non Covered Loans [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans	$ 18,420	$ 13,330	$ 18,249
Troubled debt restructurings not included above	11,004	9,373	1,212
Total impaired loans	29,424	22,703	19,461
Interest income recognized on impaired loans	2,070	785	109
Foregone interest income on impaired loans	$ 1,175	$ 1,365	$ 1,759