Stock Based Compensation Additional - (Details) (Class A Common Stock, USD $)	3 Months Ended		12 Months Ended
	May 03, 2014	May 04, 2013	Feb. 01, 2014
Restricted Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized Compensation Expense	$ 13,318,000,000	$ 10,706,000,000	$ 8,298,000,000,000
Remaining Weighted-Average Vesting Period	3 years 4 months 24 days	3 years 10 months 24 days	2 years 7 months 6 days
Compensation Expense	506,000	430,000
Stock Options
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Compensation Expense	4,000
Intrinsic Value	0
Options Granted	0
Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares Sold	11,286	10,058
Compensation Expense	$ 46,000	$ 37,000
Employee Stock Purchase Plan Share Purchase Discount	$ 4.06	$ 3.62