INTEREST INCOME (EXPENSE), NET (Details) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jul. 30, 2011	Jul. 31, 2010	Jul. 30, 2011	Jul. 31, 2010
Components of interest income (expense), net
Interest income	$ 240	$ 129	$ 478	$ 221
Tax-exempt interest income	2	14	7	18
Total interest income	242	143	485	239
Less:
Interest expense - credit facilities	63	55	126	126
Unused line fee	317	293	621	594
Amortization of deferred financing costs	145	145	290	290
Other interest and fees	31	31	33	66
Total interest expense	556	524	1,070	1,076
Interest (expense), net	$ (314)	$ (381)	$ (585)	$ (837)