Commitments and Contingencies - Additional Information (Detail)	2 Months Ended	1 Months Ended
	Jul. 31, 2011 USD ($)	Mar. 31, 2011 Koidu Holdings S.A. [Member] USD ($)	Jul. 31, 2013 Swatch Parties [Member] USD ($)	Jul. 31, 2013 Swatch Parties [Member] CHF	Jul. 31, 2013 Tiffany Parties [Member] USD ($)	Jul. 31, 2013 Tiffany Parties [Member] CHF
Accounts, Notes, Loans and Financing Receivable [Line Items]
Lease exit charge	$ 30,884,000
Amount of term loan given		50,000,000
Minimum damage claim sought by third party			79,000,000	73,000,000
Maximum damage claim sought by third party			4,100,000,000	3,800,000,000
Minimum damage claims sought by the company					129,000,000	120,000,000
Maximum damage claims sought by the company					$ 581,000,000	540,000,000