LOANS AND ALLOWANCE FOR LOAN AND LEASE LOSSES - EASY ADVANCES (Details) - RPG - TRS division - Easy Advances - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2017	Dec. 31, 2016
Easy Advances originated	$ 328,523	$ 123,230
Provision for Easy Advances	$ 8,601	$ 3,574
Provision to total Easy Advances originated	2.62%	2.90%
Easy Advances net charged offs	$ 860	$ 405
Percentage of Easy Advances net charge-offs to Total Easy Advances Originated	0.26%	0.33%