Future Minimum Rental Commitments Under Non-Cancelable Long-Term Operating Leases And Capital Lease (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Operating lease
2014	$ 21.5
2015	17.8
2016	13.3
2017	11.2
2018	10.6
2019 and thereafter	30.7
Total future minimum lease commitments	105.1
Financing leases
2014	5.7
2015	5.8
2016	5.8
2017	5.8
2018	6.1
2019 and thereafter	82.3
Total future minimum lease commitments	111.5
Total
2014	27.2
2015	23.6
2016	19.1
2017	17.0
2018	16.7
2019 and thereafter	113.0
Total future minimum lease commitments	$ 216.6