Income Taxes (Tables)

9 Months Ended

Sep. 30, 2014

Income Tax Disclosure [Abstract]

Roll-Forward of Unrecognized Tax Benefits and Associated Accrued Interest and Penalties

A roll-forward of unrecognized tax benefits and associated accrued interest and penalties is as follows:

(in millions)	Interest and Penalties			Unrecognized Tax Benefits			Total
Opening balance at January 1, 2014	$	1.1		$	11.9		$	13.0
Reductions for tax positions of prior periods		(0.4	)		(3.6	)		(4.0	)
Reductions due to lapsed statute of limitations		(0.2	)		(2.9	)		(3.1	)
Closing balance at September 30, 2014		0.5			5.4			5.9
Current		0.0			0.0			0.0
Non-current	$	0.5		$	5.4		$	5.9