Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data	Total USD ($)	Common A Stock	Common B Stock	Common Stock USD ($)	Additional Paid-in Capital USD ($)	Retained Earnings (Deficit) USD ($)	Accumulated Other Comprehensive (Loss) Income USD ($)
Beginning Balance at Feb. 02, 2013	$ 117,296			$ 28	$ 117,391	$ (140)	$ 17
Beginning Balance (in shares) at Feb. 02, 2013		10,772,000	16,920,000
Net income	12,721					12,721
Restricted stock		31,000
Shares converted by founders		278,000	(278,000)
Net change in unrealized gain/loss on available-for-sale securities	(19)						(19)
Stock-based compensation expense	2,373				2,373
Exercise of stock options, including tax benefit of $42 (in shares)	280,460	280,000
Exercise of stock options, including tax benefit of $42	2,389				2,389
Ending Balance at Nov. 02, 2013	$ 134,760			$ 28	$ 122,153	$ 12,581	$ (2)
Ending Balance (in shares) at Nov. 02, 2013		11,361,000	16,642,000