Long-term Debt (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2012 Maximum [Member]	Oct. 31, 2012 Minimum [Member]	Oct. 31, 2012 Libor Rate loans ranging [Member] Maximum [Member]	Oct. 31, 2012 Libor Rate loans ranging [Member] Minimum [Member]	Oct. 31, 2012 Base Rate loans ranging [Member] Maximum [Member]	Oct. 31, 2012 Base Rate loans ranging [Member] Minimum [Member]	Oct. 31, 2012 Credit Card Receivables plus [Member]	Oct. 31, 2012 Inventory [Member]	Dec. 27, 2011 Inventory [Member]
Long-term Debt (Textual) [Abstract]
Revolving credit facility					$ 115	$ 100
The amount outstanding under the Amended Agreement is limited by a borrowing base											85.00%	90.00%	92.50%
Applicable Margin for loans ranging rate							2.50%	2.00%	1.50%	1.00%
Unused line fees ranging					0.375%	0.30%
Average rates of interest	2.50%	2.70%	2.50%	2.60%
Long-term Debt (Additional Textual) [Abstract]
Prior maturity date			Aug. 29, 2011
Maturity date			Jul. 22, 2014
Repurchase of common stock			10.0
Minimum available reserve percentage			10.00%
Absolute minimum reserve			10
Maximum limit to the line of credit facility			115
Aggregate amount of the letters of credit	0.8		0.8
Excess availability of line of credit	$ 59.9		$ 59.9