DEBT AND FINANCING ARRANGEMENTS (Details) (USD $)							6 Months Ended
	Jul. 28, 2012 item	Jan. 28, 2012	Jul. 28, 2012 7.50% Senior Subordinated Notes, due December 2014	Jan. 28, 2012 7.50% Senior Subordinated Notes, due December 2014	Jul. 28, 2012 Senior Secured Term Loan, due October 2013 item	Jan. 28, 2012 Senior Secured Term Loan, due October 2013	Jul. 28, 2012 Revolving Credit Agreement, through January 2016	Jul. 28, 2012 Revolving Credit Agreement, through January 2016 Minimum	Jul. 28, 2012 Revolving Credit Agreement, through January 2016 Maximum	Jul. 28, 2012 Letters of credit
Debt and financing arrangements
Long-term debt	$ 294,758,000	$ 295,122,000	$ 147,565,000	$ 147,565,000	$ 147,018,000	$ 147,557,000	$ 175,000
Current maturities	(1,254,000)	(1,079,000)
Long-term debt less current maturities	293,504,000	294,043,000
Interest rate on debt instrument (as a percent)			7.50%	7.50%
Number of stores collateralized	742				126
LIBOR							LIBOR
Margin added to derive interest rate (as a percent)								2.00%	2.50%
Amount outstanding under agreement							200,000
Amount of availability utilized to support outstanding leters of credit							29,600,000
Outstanding letters of credit										29,600,000
Available borrowing capacity remaining							175,100,000
Minimum borrowing availability required to prevent the triggering of an EBITDA requirement covenant							50,000,000
Long-term debt estimated fair value	$ 296,600,000	$ 293,600,000