Total Debt (Tables)

12 Months Ended

Dec. 31, 2016

Debt Disclosure [Abstract]

Schedule of Total Debt Outstanding

The following table presents our total debt outstanding:

	As of December 31, 2016
			Unamortized Premium, Debt Issuance Costs and Loan Origination Fees
(in millions)	Outstanding Principal		Premium		Issuance Costs and Fees		Long-Term Debt, Net
Senior Secured Credit Facility:
Senior Secured Credit Facility due 2021	$	135.0	$	—	$	—	$	135.0
Term Loan due 2021	179.3		—		0.5		178.8
Swing line of credit	13.2		—		—		13.2
Total Senior Secured Credit Facility	327.5		—		0.5		327.0
5.375% Senior Unsecured Notes due 2021	600.0		2.5		7.8		594.7
Total debt	927.5		2.5		8.3		921.7
Current maturities of long-term debt	14.2		—		—		14.2
Total debt, net of current maturities	$	913.3	$	2.5	$	8.3	$	907.5

	As of December 31, 2015
			Unamortized Premium, Debt Issuance Costs and Loan Origination Fees
(in millions)	Outstanding Principal		Premium		Issuance Costs and Fees		Long-Term Debt, Net
Senior Secured Credit Facility:
Senior Secured Credit Facility due 2021	$	—	$	—	$	—	$	—
Term Loan due 2021	188.7		—		0.6		188.1
Swing line of credit	—		—		—		—
Total Senior Secured Credit Facility	188.7		—		0.6		188.1
5.375% Senior Unsecured Notes due 2021	600.0		3.0		9.3		593.7
Total debt	788.7		3.0		9.9		781.8
Current maturities of long-term debt	16.2		—		—		16.2
Total debt, net of current maturities	$	772.5	$	3.0	$	9.9	$	765.6

Schedule of Future Aggregate Maturities of Total Debt

Future aggregate maturities of total debt are as follows:

Years Ended December 31,
(in millions)
2017	$	14.2
2018	18.9
2019	23.6
2020	28.3
2021	842.5
Thereafter	—
Total	$	927.5