v3.10.0.1
Property and Equipment (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Property, Plant and Equipment [Line Items]          
Property and equipment, gross $ 220,378   $ 220,378   $ 187,572
Less accumulated depreciation (20,539)   (20,539)   (13,451)
Property and equipment, net 199,839   199,839   174,121
Depreciation expense 3,800 $ 3,000 7,200 $ 5,800  
Land and buildings          
Property, Plant and Equipment [Line Items]          
Property and equipment, gross 37,415   37,415   32,088
Machinery and equipment          
Property, Plant and Equipment [Line Items]          
Property and equipment, gross 169,633   169,633   141,995
Construction in progress          
Property, Plant and Equipment [Line Items]          
Property and equipment, gross $ 13,330   $ 13,330   $ 13,489