BENEFIT PLANS, (Changes in plan assets and benefit obligations) (Details) (USD $)	12 Months Ended
	Jan. 31, 2015	Feb. 01, 2014
Summary of other changes in Plan assets and benefit obligations recognized in other comprehensive loss [Abstract]
Amortization of net loss	$ (399,000)	$ (610,000)
Net loss (gain)	4,012,000	(1,821,000)
Net change recognized in other comprehensive loss, pre-tax	3,613,000	(2,431,000)
Estimated net loss will be amortized from accumulated other comprehensive loss into net periodic benefit cost over the next fiscal year	700,000
Employer contributions	$ 0	$ 0