SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Restructuring charge	$ 6,214		$ 6,588
Capital Markets Reportable Segment [Member]
Restructuring charge	(3,923)		(3,923)
Principal Investments - United Online Segment [Member]
Restructuring charge	(109)		(483)
Corporate Overhead [Member]
Restructuring charge	2,182		2,182
Employee Termination Costs [Member]
Restructuring charge	4,825		5,199
Employee Termination Costs [Member] | Capital Markets Reportable Segment [Member]
Restructuring charge	2,534		2,534
Employee Termination Costs [Member] | Principal Investments - United Online Segment [Member]
Restructuring charge	109		483
Employee Termination Costs [Member] | Corporate Overhead [Member]
Restructuring charge	2,182		2,182
Facility Closure And Consolidation Charge [Member]
Restructuring charge	1,389		1,389
Facility Closure And Consolidation Charge [Member] | Capital Markets Reportable Segment [Member]
Restructuring charge	1,389		1,389
Facility Closure And Consolidation Charge [Member] | Principal Investments - United Online Segment [Member]
Restructuring charge
Facility Closure And Consolidation Charge [Member] | Corporate Overhead [Member]
Restructuring charge