Debt - Debt Issuance Costs (Details) - USD ($) $ in Millions		12 Months Ended
	Oct. 28, 2015	Dec. 31, 2015	Dec. 31, 2014
Debt Instrument [Line Items]
Deferred debt issuance costs		$ 8.7	$ 2.2
Expected Future Amortization Expense [Abstract]
2016		1.7
2017		1.7
2018		1.7
2019		1.7
2020		1.4
Thereafter		0.5
Total		8.7	2.2
Second Amended and Restated Credit Agreement [Member]
Debt Instrument [Line Items]
Debt issuance cost	$ 7.4
Interest Expense [Member]
Debt Instrument [Line Items]
Amortization expense		0.9	0.6
New Accounting Pronouncement, Early Adoption, Effect [Member] | Other Assets [Member]
Debt Instrument [Line Items]
Deferred debt issuance costs		(8.7)	(2.2)
Expected Future Amortization Expense [Abstract]
Total		(8.7)	(2.2)
New Accounting Pronouncement, Early Adoption, Effect [Member] | Long-term Debt [Member]
Debt Instrument [Line Items]
Deferred debt issuance costs		8.7	2.2
Expected Future Amortization Expense [Abstract]
Total		$ 8.7	$ 2.2