Property and Equipment, Net (Schedule of Property and Equipment, Net) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Property and Equipment [Line Items]
Property and equipment	$ 1,182,200	$ 1,086,900
Less accumulated depreciation and amortization	(633,100)	(528,200)
Property and equipment, net	549,084	558,667
Land [Member]
Property and Equipment [Line Items]
Property and equipment	4,600	4,600
Building and Leasehold Improvements [Member]
Property and Equipment [Line Items]
Property and equipment	$ 24,200	21,700
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	$ 997,800	912,900
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	$ 146,100	136,900
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	$ 9,500	$ 10,800