XML 96 R81.htm IDEA: XBRL DOCUMENT v3.8.0.1
Long-Term Debt - 2023 Senior Notes (Details)
12 Months Ended
Jun. 10, 2016
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Debt Instrument [Line Items]      
Unamortized debt discount   $ 13,500,000 $ 15,300,000
9.25% Senior Notes due 2023 | Level 2      
Debt Instrument [Line Items]      
Estimated fair value   $ 694,200,000  
Senior Notes | 9.25% Senior Notes due 2023      
Debt Instrument [Line Items]      
Stated interest rate   9.25%  
Senior Notes | CVR Partners, LP | 9.25% Senior Notes due 2023      
Debt Instrument [Line Items]      
Debt instrument face amount $ 645,000,000    
Stated interest rate 9.25%    
Unamortized debt discount $ 16,100,000 $ 2,700,000  
Proceeds from Issuance debt 622,900,000    
Debt issuance costs $ 9,400,000    
Minimum percentage of holder to accelerate if in default   25.00%  
Fixed charge coverage ratio, minimum required for restricted payments   1.75  
Average maximum restricted payments permitted   $ 75,000,000.0  
Remaining restricted payments permitted   $ 72,700,000