ACQUISITIONS - Mortgage Builder (Details) - USD ($) $ in Thousands			12 Months Ended
	Jul. 17, 2015	Sep. 12, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Goodwill			$ 86,283	$ 82,801	$ 90,851
Mortgage Builder
Acquisitions
Cash paid at closing		$ 15,700
Additional consideration		7,000
Contingent consideration arrangements, payment period	3 years
Present value of future earn outs payments			1,600
Payment received from the seller - Adjustment			$ 200
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Cash		668
Accounts receivable, net		1,102
Prepaid expenses		38
Premises and equipment, net		553
Software		1,509
Trademarks and trade names		209
Customer relationships		4,824
Goodwill		9,135
Assets acquired		18,038
Accounts payable and accrued expenses		(950)
Purchase price		$ 17,088