Retirement Benefit Plans - Total Accumulated Benefit Obligations and Plans with Accumulated Benefit Obligations in Excess of Plan Assets (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
U.S. and Puerto Rico [Member]
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Total accumulated benefit obligations	$ 273.8	$ 268.7
Plans with accumulated benefit obligations in excess of plan assets:
Accumulated benefit obligation	8.8	26.9
Plan assets at fair market value		16.0
Foreign-based defined benefit plans [Member]
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Total accumulated benefit obligations	362.1	244.9
Plans with accumulated benefit obligations in excess of plan assets:
Accumulated benefit obligation	308.9	191.9
Plan assets at fair market value	$ 303.7	$ 168.8