ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 6) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Revenue recognition
Period to return standard catalog product purchase for exchange or credit from original invoice date (domestic customers)	30 days
Period to return standard catalog product purchase for exchange or credit from original invoice date (international customers)	60 days
Advertising
Advertising costs	$ 3.9	$ 4.2	$ 3.1
Shipping and Handling Costs
Shipping and handling costs included in selling, general and administrative expenses	$ 5.2	$ 5.0	$ 4.9