Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Minimum rental commitments under non-cancelable leases

(In millions)	2017			2018			2019			2020			2021			Thereafter			Total
Minimum lease payments	$	75.3		$	69.8		$	69.1		$	65.7		$	64.6		$	331.9		$	676.4
Less: income from subleases (1)	(8.9		)	(15.2		)	(15.5		)	(15.7		)	(16.2		)	(55.4		)	(126.9		)
Net minimum lease payments	$	66.4		$	54.6		$	53.6		$	50.0		$	48.4		$	276.5		$	549.5

Future minimum lease payments for capital leases

(In millions)	As of December 31, 2016
2017	$	2.0
2018	16.7
Total	18.7
Less: interest	(0.6		)
Net present value of the future minimum lease payments	$	18.1