Goodwill and Intangible Assets - Useful Lives of Intangibles (Details)	12 Months Ended
	Dec. 31, 2018
Product Acquisition Costs
Finite-Lived Intangible Assets [Line Items]
Intangible assets useful life	10 years
Trademarks and Technology
Finite-Lived Intangible Assets [Line Items]
Intangible assets useful life	15 years
Customer Relationships
Finite-Lived Intangible Assets [Line Items]
Intangible assets useful life	10 years