GOODWILL AND OTHER INTANGIBLE ASSETS (Summary of Intangible Assets) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Amortized intangible assets:
Gross Carrying Amount	$ 149,195		$ 149,195		$ 75,016
Accumulated Amortization	(47,236)		(47,236)		(43,487)
Net Value	101,959		101,959		31,529
Aggregate amortization expense	2,553	$ 1,071	6,788	$ 3,237
Future estimated amortization expense
2016	2,586		2,586
2017	12,556		12,556
2018	10,131		10,131
2019	9,930		9,930
2020 and thereafter	66,756		$ 66,756
Weighted Average
Amortized intangible assets:
Amortization Period			10 years 8 months 12 days
Patents
Amortized intangible assets:
Gross Carrying Amount	15,812		$ 15,812		15,358
Accumulated Amortization	(15,788)		(15,788)		(15,330)
Net Value	24		$ 24		28
Patents | Weighted Average
Amortized intangible assets:
Amortization Period			1 month 6 days
Technology
Amortized intangible assets:
Gross Carrying Amount	44,496		$ 44,496		32,030
Accumulated Amortization	(9,960)		(9,960)		(7,475)
Net Value	34,536		$ 34,536		24,555
Technology | Weighted Average
Amortized intangible assets:
Amortization Period			14 years 10 months 24 days
Customer relationships
Amortized intangible assets:
Gross Carrying Amount	65,789		$ 65,789		6,406
Accumulated Amortization	(5,599)		(5,599)		(1,493)
Net Value	60,190		$ 60,190		4,913
Customer relationships | Weighted Average
Amortized intangible assets:
Amortization Period			11 years 9 months 18 days
License agreements and other
Amortized intangible assets:
Gross Carrying Amount	23,098		$ 23,098		21,222
Accumulated Amortization	(15,889)		(15,889)		(19,189)
Net Value	$ 7,209		$ 7,209		$ 2,033
License agreements and other | Weighted Average
Amortized intangible assets:
Amortization Period			6 years 10 months 24 days