Commitments and Contingencies Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2014

Commitments and Contingencies Disclosure [Abstract]

Schedule of future minimum rental payments

Minimum rental commitments under operating leases at December 31, 2014 were as follows:

	Year Ended December 31,
	2015		2016		2017		2018		2019		2020 and Thereafter
Minimum rental commitments	$	4.7	$	3.9	$	3.2	$	2.8	$	2.7	$	27.6

Schedule of future purchase obligations

mounts due under purchase obligations as of December 31, 2014 were as follows:

	Year Ended December 31,
	2015		2016		2017		2018		2019		2020 and Thereafter
Purchase obligations	$	294.6	$	8.9	$	2.9	$	1.0	$	0.5	$	1.4

Environmental accrual rollforward

The following table presents the changes in such accruals, which are primarily included in Long-term liabilities:

	Year Ended December 31,
	2014			2013			2012
Beginning balance	$	22.8		$	21.7		$	22.0
Additional accruals	0.8			4.5			1.2
Less expenditures	(4.3		)	(3.4		)	(1.5		)
Ending balance	$	19.3		$	22.8		$	21.7