Debt and Credit Facilities - Additional Information (Detail) (Second Amended and Restated Credit Agreement [Member], USD $) In Millions, unless otherwise specified	6 Months Ended		0 Months Ended
	Jun. 30, 2014	Jun. 30, 2014 Term Loan A Facility [Member]	Jul. 25, 2014 Subsequent Event [Member] Term Loan A Facility [Member]	Jul. 25, 2014 Subsequent Event [Member] Term Loan A Facility [Member]	Jul. 25, 2014 Subsequent Event [Member] Delayed Draw Term Loan A Facility [Member]	Jul. 25, 2014 Subsequent Event [Member] Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Aggregate principal amount				$ 1,330	$ 100
Credit facility agreemtnt date	Jul. 25, 2014
Amount outstanding under revolving credit facility						$ 700.0
Decrease in interest margin			0.75%
Credit facility, maturity date		Jul. 25, 2019
Credit facility, description	(i) the refinancing of the term loan A facilities, term loan B facilities and revolving credit facilities with new term loan A facilities (including facilities in Canadian dollars, euros, Japanese yen, pounds sterling and U.S. dollars) in an aggregate principal amount equivalent to $1,330 million and revolving credit facilities of $700 million, (ii) a new $100 million delayed draw term loan A facility, (iii) a 0.75% reduction of the interest rate margin for the term loan A facilities and revolving credit facilities, (iv) extension of the final maturity of the term loan A facilities and revolving credit commitment to July 25, 2019, (v) adjustments to the financial maintenance covenant of Consolidated Net Debt to Consolidated EBITDA (as defined in the Second Amended and Restated Credit Agreement) and other covenants to provide additional flexibility to the Company and (vi) other amendments.