Segments and Related Information - Schedule of Major Product Category Sales (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Major product category sales
Sales	$ 692.6	$ 851.3
Product Concentration Risk [Member]
Major product category sales
Sales, percentage	100.00%	100.00%
Product Concentration Risk [Member] | Specialty Product [Member]
Major product category sales
Sales	$ 326.9	$ 352.2
Sales, percentage	47.20%	41.40%
Product Concentration Risk [Member] | Fuel Product [Member]
Major product category sales
Sales	$ 365.7	$ 499.1
Sales, percentage	52.80%	58.60%
Lubricating Oils [Member] | Product Concentration Risk [Member] | Specialty Product [Member]
Major product category sales
Sales	$ 138.6	$ 152.1
Sales, percentage	20.00%	17.90%
Solvents [Member] | Product Concentration Risk [Member] | Specialty Product [Member]
Major product category sales
Sales	$ 77.1	$ 87.4
Sales, percentage	11.10%	10.30%
Waxes [Member] | Product Concentration Risk [Member] | Specialty Product [Member]
Major product category sales
Sales	$ 30.5	$ 30.9
Sales, percentage	4.50%	3.60%
Packaged and Synthetic Specialty Products [Member]
Major product category sales
Sales	$ 57.7	$ 59.9
Packaged and Synthetic Specialty Products [Member] | Product Concentration Risk [Member] | Specialty Product [Member]
Major product category sales
Sales	$ 57.7	$ 59.9
Sales, percentage	8.30%	7.00%
Other [Member]
Major product category sales
Sales	$ 269.2	$ 292.3
Other [Member] | Product Concentration Risk [Member] | Specialty Product [Member]
Major product category sales
Sales	$ 23.0	$ 21.9
Sales, percentage	3.30%	2.60%
Gasoline [Member] | Product Concentration Risk [Member] | Fuel Product [Member]
Major product category sales
Sales	$ 120.9	$ 157.6
Sales, percentage	17.50%	18.50%
Diesel [Member] | Product Concentration Risk [Member] | Fuel Product [Member]
Major product category sales
Sales	$ 153.8	$ 225.9
Sales, percentage	22.20%	26.50%
Jet fuel [Member] | Product Concentration Risk [Member] | Fuel Product [Member]
Major product category sales
Sales	$ 25.9	$ 20.6
Sales, percentage	3.70%	2.40%
Asphalt, Heavy Fuel Oils and Other [Member] | Product Concentration Risk [Member] | Fuel Product [Member]
Major product category sales
Sales	$ 65.1	$ 95.0
Sales, percentage	9.40%	11.20%
Oil and Gas, Refining and Marketing [Member]
Major product category sales
Sales	$ 692.6	$ 851.3
Oil and Gas, Refining and Marketing [Member] | Product Concentration Risk [Member]
Major product category sales
Sales	$ 692.6	$ 851.3