Cost Reduction Plan - Narrative (Details) $ in Millions	1 Months Ended	3 Months Ended		12 Months Ended
	Dec. 31, 2015 USD ($)	Jun. 30, 2016 USD ($)	Aug. 31, 2015 USD ($)	Dec. 31, 2016 USD ($) employee	Nov. 30, 2015 USD ($)
Restructuring and Related Activities [Abstract]
Estimated positions in reduction in headcount of employees | employee				500
Estimated restructuring and related costs over next four years				$ 82.0
Expected capital expenditures				31.0
Restructuring plan cost				18.4
Capital expenditures incurred to date				28.9
Non-cash accelerated depreciation expense due to CIP				$ 0.7	$ 0.8
Severance Costs	$ 2.4	$ 1.1	$ 2.6