XML 47 R34.htm IDEA: XBRL DOCUMENT v3.19.2
Revenues - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Disaggregation of Revenue [Line Items]        
Percentage of sales 100.00% 100.00% 100.00% 100.00%
Sales $ 345,215 $ 400,459 $ 660,110 $ 759,697
United States        
Disaggregation of Revenue [Line Items]        
Sales 289,551 342,497 547,193 640,145
International        
Disaggregation of Revenue [Line Items]        
Sales $ 55,664 $ 57,962 $ 112,917 $ 119,552
Nylon        
Disaggregation of Revenue [Line Items]        
Percentage of sales 27.00% 27.00% 29.00% 28.00%
Caprolactam        
Disaggregation of Revenue [Line Items]        
Percentage of sales 20.00% 19.00% 20.00% 18.00%
Ammonium Sulfate Fertilizers        
Disaggregation of Revenue [Line Items]        
Percentage of sales 27.00% 21.00% 25.00% 20.00%
Chemical Intermediates        
Disaggregation of Revenue [Line Items]        
Percentage of sales 26.00% 33.00% 26.00% 34.00%