Property and Equipment, Net (Schedule of Property and Equipment, Net) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Property and Equipment [Line Items]
Property and equipment	$ 1,923,500	$ 1,613,500
Less accumulated depreciation and amortization	(1,017,700)	(865,700)
Property and equipment, net	905,835	747,808
Land [Member]
Property and Equipment [Line Items]
Property and equipment	4,900	4,600
Building and Leasehold Improvements [Member]
Property and Equipment [Line Items]
Property and equipment	$ 35,800	30,300
Building and Leasehold Improvements [Member] | Minimum [Member]
Property and Equipment [Line Items]
Estimated useful lives (in years)	3 years
Building and Leasehold Improvements [Member] | Maximum [Member]
Property and Equipment [Line Items]
Estimated useful lives (in years)	40 years
Machinery and Equipment [Member]
Property and Equipment [Line Items]
Property and equipment	$ 1,659,400	1,391,800
Machinery and Equipment [Member] | Minimum [Member]
Property and Equipment [Line Items]
Estimated useful lives (in years)	2 years
Machinery and Equipment [Member] | Maximum [Member]
Property and Equipment [Line Items]
Estimated useful lives (in years)	20 years
Office Furniture and Equipment [Member]
Property and Equipment [Line Items]
Property and equipment	$ 197,300	166,700
Office Furniture and Equipment [Member] | Minimum [Member]
Property and Equipment [Line Items]
Estimated useful lives (in years)	3 years
Office Furniture and Equipment [Member] | Maximum [Member]
Property and Equipment [Line Items]
Estimated useful lives (in years)	7 years
Construction in Progress [Member]
Property and Equipment [Line Items]
Property and equipment	$ 26,100	$ 20,100