Annual report pursuant to Section 13 and 15(d)

Property, Plant and Equipment - (Details)

v3.7.0.1
Property, Plant and Equipment - (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Property, plant and equipment              
Property, Plant and Equipment $ 661,791       $ 661,791 $ 513,201  
Accumulated depreciation (138,372)       (138,372) (75,119)  
Property plant and equipment net excluding construction in progress 523,419       523,419 438,082  
Construction in process 76,055       76,055 136,502  
Total 599,474       599,474 574,584  
Impairment of property, plant and equipment 17,893 $ 0 $ 0 $ 0 17,893 0 $ 0
Land              
Property, plant and equipment              
Property, Plant and Equipment 5,412       5,412 4,221  
Buildings and improvements              
Property, plant and equipment              
Property, Plant and Equipment 134,398       134,398 103,199  
Leasehold improvements              
Property, plant and equipment              
Property, Plant and Equipment 10,520       10,520 8,149  
Machinery and equipment              
Property, plant and equipment              
Property, Plant and Equipment $ 511,461       511,461 $ 397,632  
Emporia              
Property, plant and equipment              
Impairment of property, plant and equipment         $ 15,593