Goodwill and Intangible Assets (Weighted Average Amortization Period by Intangible Asset Class) (Details)	6 Months Ended
	Jun. 30, 2017
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	8 years 11 months
Trademarks and patents
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	7 years 2 months
Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	6 years
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	10 years 4 months
Covenant-not-to-compete
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	3 years 5 months