Property and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	$ 556,956	$ 243,955
Accumulated depreciation	(182,366)	(158,259)
Net property and equipment	374,590	85,696	[1]
Machinery and Equipment, Gross	222,658	96,536
Furniture and Fixtures, Gross	4,021	3,243
Construction in Progress, Gross	36,861	15,180
Land, Buildings and Improvements [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	202,634	63,524
Molds [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	51,214	39,014
Computer Equipment and Software [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	$ 39,568	$ 26,458

[1] December 31, 2016 balances were derived from audited consolidated financial statements.