LOANS AND ALLOWANCE FOR LOAN AND LEASE LOSSES - IMPAIRED LOANS (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Impaired loans
Loans with no allocated Allowance	$ 19,419	$ 21,416
Loans with allocated Allowance	28,300	31,268
Total impaired loans	47,719	52,684
Amount of the Allowance	4,584	4,925
PCI loan
Impaired loans
Total impaired loans	2,000	4,000
Impaired Loans
Impaired loans
Total impaired loans	$ 2,000	$ 3,000