Intangible Assets (Intangible Assets, Net, Other Than Goodwill) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Intangible assets with finite lives: Gross	$ 263,988	$ 262,429
Intangible assets with finite lives: Accumulated Amortization	(130,470)	(104,963)
Intangible assets with finite lives: Net	$ 133,518	157,466
Weighted Average Useful Life Remaining (in years)	5 years
Patents Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets with finite lives: Gross	$ 16,821	16,251
Intangible assets with finite lives: Accumulated Amortization	(5,812)	(4,895)
Intangible assets with finite lives: Net	$ 11,009	11,356
Weighted Average Useful Life Remaining (in years)	8 years
Acquired Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets with finite lives: Gross	$ 53,773	52,809
Intangible assets with finite lives: Accumulated Amortization	(25,160)	(16,405)
Intangible assets with finite lives: Net	$ 28,613	36,404
Weighted Average Useful Life Remaining (in years)	4 years
Internally Developed Software [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets with finite lives: Gross	$ 4,730	4,730
Intangible assets with finite lives: Accumulated Amortization	(3,371)	(2,919)
Intangible assets with finite lives: Net	$ 1,359	1,811
Useful Life (in years)	3 years
Weighted Average Useful Life Remaining (in years)	3 years
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets with finite lives: Gross	$ 102,265	101,933
Intangible assets with finite lives: Accumulated Amortization	(44,619)	(36,158)
Intangible assets with finite lives: Net	$ 57,646	65,775
Weighted Average Useful Life Remaining (in years)	7 years
Non-Compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets with finite lives: Gross	$ 11,945	12,163
Intangible assets with finite lives: Accumulated Amortization	(9,377)	(8,558)
Intangible assets with finite lives: Net	$ 2,568	3,605
Weighted Average Useful Life Remaining (in years)	3 years
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets with finite lives: Gross	$ 28,435	28,108
Intangible assets with finite lives: Accumulated Amortization	(15,297)	(12,498)
Intangible assets with finite lives: Net	$ 13,138	15,610
Weighted Average Useful Life Remaining (in years)	6 years
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets with finite lives: Gross	$ 46,019	46,435
Intangible assets with finite lives: Accumulated Amortization	(26,834)	(23,530)
Intangible assets with finite lives: Net	$ 19,185	$ 22,905
Weighted Average Useful Life Remaining (in years)	5 years
Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	1 year
Minimum [Member] | Patents Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	1 year
Minimum [Member] | Acquired Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	2 years
Minimum [Member] | Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	2 years
Minimum [Member] | Non-Compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	2 years
Minimum [Member] | Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	1 year
Minimum [Member] | Other [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	1 year
Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	19 years
Maximum [Member] | Patents Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	19 years
Maximum [Member] | Acquired Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	15 years
Maximum [Member] | Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	15 years
Maximum [Member] | Non-Compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	5 years
Maximum [Member] | Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	9 years
Maximum [Member] | Other [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	7 years