Debt (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Schedule of debt

Our debt consisted of the following (in millions):

	As of December 31,
	2017		2016
Credit Facility	$	60.0	$	325.2
Term Loans	835.8		840.0
Capital leases	10.4		12.6
Other	4.0		8.5
Total debt	910.2		1,186.3
Current maturities of long-term debt and capital leases	25.6		15.4
Long-term debt	$	884.6	$	1,170.8

Schedule of aggregate annual maturities of debt

As of December 31, 2017, the aggregate annual maturities of debt are as follows (in millions):

Year Ended December 31,
2018	$	25.6
2019	41.6
2020	55.8
2021	723.5
2022	61.7
Thereafter	1.9
	$	910.2

Schedule of interest expense and other financing costs, net

The following table provides additional information about our interest income, interest expense and other financing costs, net (in millions):

	2017			2016			2015
Interest income	$	6.0		$	4.5		$	5.0
Interest expense and other financing costs	(66.3		)	(43.7		)	(34.9		)
	$	(60.3	)	$	(39.2	)	$	(29.9	)