v3.5.0.2
Basis of Presentation (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Planned Major Maintenance Activities [Line Items]        
Depreciation and amortization excluded from direct operating expenses $ 16.1 $ 7.3 $ 40.3 $ 20.8
Depreciation and amortization excluded from cost of product sold 0.2 0.1 0.5 0.4
Depreciation and amortization excluded from selling, general and administrative expenses 0.1 0.0 0.2 0.0
Depreciation $ 16.4 7.4 $ 41.0 21.2
Minimum        
Planned Major Maintenance Activities [Line Items]        
Planned major maintenance activities frequency     2 years  
Maximum        
Planned Major Maintenance Activities [Line Items]        
Planned major maintenance activities frequency     3 years  
East Dubuque Facility | Direct Operating Expenses Exclusive of Depreciation and Amortization        
Planned Major Maintenance Activities [Line Items]        
Turnaround costs     $ 6.6  
Coffeyville Facility | Direct Operating Expenses Exclusive of Depreciation and Amortization        
Planned Major Maintenance Activities [Line Items]        
Turnaround costs   $ 6.6   $ 7.0