Segment Data - PP&E (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Property, plant and equipment	$ 3,309.9	$ 3,309.9	$ 2,999.6
Less: accumulated depreciation	(944.7)	(944.7)	(804.7)
Property, plant and equipment, net	2,365.2	2,365.2	$ 2,194.9
Depreciation	49.1	142.2
Operating Segments \| Refining
Segment Reporting Information [Line Items]
Property, plant and equipment	2,417.9	2,417.9
Less: accumulated depreciation	(679.0)	(679.0)
Property, plant and equipment, net	1,738.9	1,738.9
Depreciation	34.1	95.0
Operating Segments \| Logistics
Segment Reporting Information [Line Items]
Property, plant and equipment	457.7	457.7
Less: accumulated depreciation	(159.6)	(159.6)
Property, plant and equipment, net	298.1	298.1
Depreciation	6.6	19.8
Operating Segments \| Retail
Segment Reporting Information [Line Items]
Property, plant and equipment	154.3	154.3
Less: accumulated depreciation	(38.7)	(38.7)
Property, plant and equipment, net	115.6	115.6
Depreciation	2.8	10.9
Consolidation, Eliminations
Segment Reporting Information [Line Items]
Property, plant and equipment	280.0	280.0
Less: accumulated depreciation	(67.4)	(67.4)
Property, plant and equipment, net	212.6	212.6
Depreciation	$ 5.6	$ 16.5

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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