Acquisitions and Intangibles - Additional Information (Detail)	3 Months Ended								12 Months Ended									1 Months Ended		5 Months Ended		1 Months Ended
	Jan. 31, 2013 USD ($)	Oct. 31, 2012 USD ($)	Jul. 31, 2012 USD ($)	Apr. 30, 2012 USD ($)	Jan. 31, 2012 USD ($)	Oct. 31, 2011 USD ($)	Jul. 31, 2011 USD ($)	Apr. 30, 2011 USD ($)	Jan. 31, 2013 USD ($) Country	Jan. 31, 2012 USD ($)	Jan. 31, 2011 USD ($)	Jan. 31, 2013 Wholesale Licensed USD ($)	Jan. 31, 2012 Wholesale Licensed USD ($)	Jan. 31, 2011 Wholesale Licensed USD ($)	Jan. 31, 2013 Wholesale non-licensed USD ($)	Jan. 31, 2012 Wholesale non-licensed USD ($)	Jan. 31, 2011 Wholesale non-licensed USD ($)	Aug. 07, 2012 Vilebrequin USD ($)	Aug. 07, 2012 Vilebrequin EUR (€)	Dec. 31, 2012 Vilebrequin USD ($)	Jan. 31, 2013 Vilebrequin USD ($)	Aug. 07, 2012 Vilebrequin Franchise Rights USD ($)	Aug. 07, 2012 Vilebrequin Customer Relationships USD ($)	Aug. 07, 2012 Vilebrequin Trademarks USD ($)	Aug. 07, 2012 Vilebrequin Unsecured promissory notes
Business Acquisition [Line Items]
Business Acquisition agreement consideration in cash																		$ 87,573,000	€ 70,500,000
Business Acquisition, liabilities incurred																		18,633,000	15,000,000
Business Acquisition, note interest payable rate																									5.00%
Maturity date of note																		Dec. 31, 2017	Dec. 31, 2017
Business Acquisition, Contingent future payment																		27,900,000	22,500,000
CONTINGENT PURCHASE PRICE PAYABLE	5,787,000								5,787,000												5,787,000
Products sold in number of countries									50
Total consideration paid by the Company in business acquisition																		111,658,000
Business Acquisition, acquired goodwill and intangible assets																		101,000,000
Acquired indefinite lived Intangible asset, Amount																								58,600,000
Acquired finite lived Intangible asset, Amount																						7,400,000	2,600,000
Acquired finite lived intangible assets, Estimated useful life																						14 years	8 years
Net sales	375,278,000	543,513,000	251,479,000	229,449,000	294,346,000	510,009,000	229,975,000	196,871,000	1,399,719,000	1,231,201,000	1,063,404,000	981,845,000	840,717,000	718,537,000	281,916,000	277,615,000	244,031,000			19,100,000
Intangible assets amortization expense									1,200,000	900,000	1,300,000
GOODWILL	60,396,000				26,100,000				60,396,000	26,100,000		26,100,000	26,100,000		34,300,000
Exchange differences during period									$ 2,000,000