Summary of Significant Accounting Policies (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) segment	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Jan. 01, 2019 USD ($)
Property, Plant and Equipment [Line Items]
Number of reportable segments | segment	2
Pre-tax gain (loss) from foreign currency remeasurements	$ 18,000	$ (19,900)	$ 15,000
Allowance for doubtful accounts receivable	4,900	4,000
Other inventories	326,500	247,600
Research and development expenses	216,500	191,600	175,200
Advertising costs	171,400	$ 144,300	$ 135,500
Lease assets	61,618
Operating lease liability	$ 63,460
Accounting Standards Update 2016-02
Property, Plant and Equipment [Line Items]
Lease assets				$ 60,000
Operating lease liability				$ 60,000
Buildings
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	30 years
Building Equipment and Land Improvements
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	7 years
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	3 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	10 years
Software | Minimum
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	3 years
Software | Maximum
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	7 years