RELATED PARTY TRANSACTIONS (Details) (USD $)	12 Months Ended							12 Months Ended	3 Months Ended	12 Months Ended		0 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011	Jan. 01, 2011 Kramer, Levin, Naftalis & Frankel LLP	Dec. 29, 2012 NewCo	Dec. 31, 2011 NewCo	Oct. 31, 2011 NewCo	Dec. 29, 2012 Minimum Kramer, Levin, Naftalis & Frankel LLP	Dec. 31, 2011 KS China Co., Limited	Dec. 29, 2012 KS China Co., Limited	Jul. 02, 2011 KS China Co., Limited	Nov. 20, 2009 Kate Spade Japan Co., Ltd.	Dec. 29, 2012 Kate Spade Japan Co., Ltd. item	Dec. 29, 2012 Kate Spade Japan Co., Ltd. Maximum
Related Party Transactions
Initial period of joint venture operations									10 years
Ownership interest in joint venture (as a percent)											40.00%
Capital contributions to joint venture	$ 5,000,000	$ 2,506,000	$ 4,033,000						$ 2,500,000	$ 5,000,000
Additional capital contributions to joint venture										5,500,000
Number of affiliates needed to reacquire existing KATE SPADE businesses													1
Cap on purchase price to be paid to reacquire existing businesses														30,000,000
Ownership interest in joint venture acquired (as a percent)												51.00%
Indirect holding interest in investment held at cost (as a percent)							18.75%
Period for which transition services are to be provided					24 months
Amount of transition service fees recognized					4,600,000	700,000
Investment valued under cost method of accounting					10,000,000	10,000,000
Legal fees payments				1,200,000
Legal fees as a percentage of related party's 2012 fee revenue								1.00%
Equity in earnings (losses) of equity investees	$ 1,245,000	$ (1,652,000)	$ (969,000)