STOCK-BASED COMPENSATION (Details 1) - $ / shares	3 Months Ended
	Apr. 29, 2017	Apr. 30, 2016
2004 Employee Stock Purchase Plan [Member]
Expected volatility	61.80%	59.40%
Risk-free interest rate	1.00%	0.90%
Expected option life (in years)	3 months	3 months
Expected dividend yield	0.40%	0.40%
Weighted average fair value at grant date	$ 4.19	$ 3.88
Stock Option [Member]
Expected volatility	40.60%	33.70%
Risk-free interest rate	2.20%	1.50%
Expected option life (in years)	5 years 10 months 2 days	5 years 10 months 2 days
Expected dividend yield	1.86%	1.78%
Weighted average fair value at grant date	$ 4.11	$ 4.08