CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - $ / shares	Jul. 31, 2016	May 01, 2016	[1]	Aug. 02, 2015
Statement of Financial Position [Abstract]
Preferred stock, par value	$ 0.05	$ 0.05		$ 0.05
Preferred stock, authorized shares	10,000,000	10,000,000		10,000,000
Common stock, par value	$ 0.05	$ 0.05		$ 0.05
Common stock, authorized shares	40,000,000	40,000,000		40,000,000
Common stock, issued	12,306,956	12,265,489		12,338,765
Common stock, outstanding	12,306,956	12,265,489		12,338,765

[1] Derived from audited financial statements.