Goodwill and Other Intangible Assets, Net - Other Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Gross Amount	$ 194,085	$ 195,340
Accumulated Amortization	(61,157)	(50,577)
Customer Lists and Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	157,131	158,831
Accumulated Amortization	(49,322)	(41,445)
Developed Technology Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	19,565	19,055
Accumulated Amortization	(1,121)	(154)
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	8,650	8,478
Accumulated Amortization	(3,098)	(2,556)
Non-Compete Agreements and other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	8,216	8,453
Accumulated Amortization	$ (7,193)	(6,006)
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	17 years
Gross Amount	$ 523	523
Accumulated Amortization	$ (423)	$ (416)
Minimum [Member] | Customer Lists and Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	6 years
Minimum [Member] | Developed Technology Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	10 years
Minimum [Member] | Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	3 years
Minimum [Member] | Non-Compete Agreements and other [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	1 year
Maximum [Member] | Customer Lists and Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	26 years
Maximum [Member] | Developed Technology Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	20 years
Maximum [Member] | Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	15 years
Maximum [Member] | Non-Compete Agreements and other [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period (in years)	9 years