Commitments and Contingencies - Summary of Pre-Close Environmental Costs (Details) $ in Millions	3 Months Ended
	Mar. 31, 2016 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Pre-Close Environmental Costs	$ 20.0
Amount spent through March 31, 2016	(19.0)
Amount included as a component of reserves for environmental remediation costs in the unaudited condensed consolidated balance sheet as of March 31, 2016	(1.0)
Remaining Pre-Close Environmental Costs	$ 0.0