Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 546,848	$ 526,010
Less accumulated depreciation	(275,063)	(253,381)
Property and equipment, net	271,785	272,629
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	22,326	22,972
Building
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 162,701	163,420
Building | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful life	30 years
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 258,023	241,310
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful life	3 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful life	7 years
Office equipment and other
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 103,798	$ 98,308
Office equipment and other | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful life	3 years
Office equipment and other | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful life	10 years