DEBT (Details) (USD $)	12 Months Ended
	Jan. 28, 2012 Y	Jan. 29, 2011 Y
Line of Credit Facility [Line Items]
Available borrowings under credit facilities	$ 80,000,000	$ 80,000,000
Days borrowing incurred against facilities	0	10
Average borrowings outstanding	0	5,300,000
Maximum borrowings outstanding	0	10,800,000
Average interest rate on outstanding borrowings	0.00%	2.28%
Debt outstanding at period end	0	0
August 2011 Facility [Member]
Line of Credit Facility [Line Items]
Expiration date of renewed facility	August 2012	August 2011
Maximum borrowing capacity under renewed facility	30,000,000	30,000,000
Interest rate under renewed facility	higher of prime rate, the federal funds rate plus 0.5% or libor	higher of prime rate, the federal funds rate plus 0.5% or libor
November 2011 Facility [Member]
Line of Credit Facility [Line Items]
Expiration date of renewed facility	November 2012	November 2011
Maximum borrowing capacity under renewed facility	$ 50,000,000	$ 50,000,000
Interest rate under renewed facility	prime plus 2%	prime plus 2%