FAIR VALUE (CONTINGENT CONSIDERATION TABLE) (DETAILS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, contingent consideration payable	$ 13,450	$ 24,744
Acquisitions	1,808
Payments	(9,439)	(12,010)
Imputed Interest/ Adjustment	(4,011)	716
Ending balance, contingent consideration payable	1,808	13,450
Iknowtion [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, contingent consideration payable	500	2,265
Payments	(500)	(1,800)
Imputed Interest/ Adjustment		35
Ending balance, contingent consideration payable	0	500
Guidon [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, contingent consideration payable	0	1,000
Payments		(1,000)
Ending balance, contingent consideration payable		0
Sofica [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, contingent consideration payable	3,153	6,317
Payments	(3,146)	(2,838)
Imputed Interest/ Adjustment	(7)	(326)
Ending balance, contingent consideration payable	0	3,153
rogenSi [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, contingent consideration payable	9,797	15,162
Payments	(5,793)	(6,372)
Imputed Interest/ Adjustment	(4,004)	1,007
Ending balance, contingent consideration payable	0	9,797
Welltok [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, contingent consideration payable	0
Acquisitions	1,250
Ending balance, contingent consideration payable	1,250	0
Atelka [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, contingent consideration payable	0
Acquisitions	558
Ending balance, contingent consideration payable	$ 558	$ 0