ACQUISITIONS - Equator Acquisition (Details)		12 Months Ended
	Nov. 15, 2013 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Estimated life
Change in the fair value of acquisition related contingent consideration		$ (7,184,000)	$ (37,924,000)	$ 0
Goodwill impairment		55,740,000	37,473,000
Goodwill		82,801,000	90,851,000	99,414,000
Business Combination, Contingent Consideration Arrangement - Equator		$ (7,591,000)	(37,924,000)	$ 0
Minimum
Estimated life
Customer relationship		4 years
Maximum
Estimated life
Customer relationship		20 years
Equator LLC
Acquisitions
Amount paid	$ 63,400,000
Business Combination, Contingent Consideration, Asset, Current	$ 3,700,000
Payment made to extinguish Equator contingent consideration		$ 500,000
Number of consecutive 12-month periods for meeting targeted levels of adjusted EBITA	3
Number of months for each consecutive period for meeting targeted levels of adjusted EBITA	12 months
Present value of future earn outs payments	$ 46,000,000
Estimated life
Goodwill impairment			37,500,000
Value of Equator contingent consideration after payment to sellers		$ 0
Accounts receivable, net	9,293,000		12,783,000
Adjustment Accounts Receivable			3,490,000
Prepaid expenses and Other assets	954,000		561,000
Business Combination, Adjustment Prepaid expenses and other current assets			(393,000)
Premises and equipment, net	16,974,000		16,974,000
Business Combination, Adjustment Premises and equipment			0
Intangible Assets, Other than Goodwill	43,393,000		43,393,000
Business Combination, Adjustment Other than Goodwill			0
Goodwill	82,460,000		82,460,000
Business Combination, Adjustment Goodwill			0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	242,000		320,000
Business Combination, Adjustment Other non-current assets			78,000
Assets acquired	153,316,000		156,491,000
Business Combination, Adjustments, Total Assets acquired			3,175,000
Accounts payable and accrued expenses	(7,232,000)		(6,696,000)
Adjustment Accounts payable and accrued expenses			536,000
Deferred Revenue	(36,689,000)		(36,689,000)
Business Combination, Adjustment Deferred revenue			0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	(43,921,000)		(43,385,000)
Total Liabilities Assumed			(536,000)
Purchase price	109,395,000		113,106,000
Business Combination, Adjustment, Assets Goodwill and Liabilities Net			$ 3,711,000
Equator LLC | Maximum
Acquisitions
Additional consideration	80,000,000
Earn Out consideration that can be earned in each of the first two 12-month periods	22,500,000
Earn Out consideration that can be earned in the third 12-month period	$ 35,000,000
Additional consideration that can be paid in restricted stock shares (as a percent)	20.00%
Customer Relationships | Equator LLC
Estimated life
Customer relationship	15 years
Trade Names | Equator LLC
Estimated life
Estimated useful lives	4 years
Software Development | Equator LLC
Estimated life
Estimated useful lives	7 years
Premises and Equipment Excluding Internally Developed Software | Equator LLC | Minimum
Estimated life
Estimated useful lives	3 years
Premises and Equipment Excluding Internally Developed Software | Equator LLC | Maximum
Estimated life
Estimated useful lives	5 years