Basis of Presentation Significant Accounting Policies and Recently Adopted Accounting Pronouncements and New Accounting Pronouncements Not Yet Adopted (Details Textual) (USD $)	3 Months Ended	6 Months Ended		12 Months Ended
	Jul. 28, 2012	Jul. 28, 2012	Jul. 30, 2011	Feb. 02, 2013
Basis of Presentation Significant Accounting Policies and Recently Adopted Accounting Pronouncements and New Accounting Pronouncements Not Yet Adopted (Textual) [Abstract]
Net operating loss carry forwards	$ 74,000,000	$ 74,000,000
Effective income tax rate	36.70%	36.80%		37.60%
Write-off of deferred tax assets	300,000
Cash payment for income taxes		839,000	1,892,000	100,000
Remaining asset value	$ 687,000	$ 687,000