Consolidated Statements of Equity (Unaudited) (USD $) In Thousands	Total	Common Stock [Member] Common Class A [Member]	Common Stock [Member] Common Class B [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]
Beginning balance at Aug. 01, 2014	$ 16,699	$ 8	$ 110	$ 14,886	$ 2,037		$ (342)
Beginning balance, Shares at Aug. 01, 2014		787	11,013
Common stock issued for compensation	383		2	381
Common stock issued for compensation, Shares			183
Common stock issued for exercises of stock options	7			7
Common stock issued for exercises of stock options, shares			1
Common stock withheld for tax purposes	(348)					(348)
Net income	889				706		183
Ending balance at Oct. 31, 2014	$ 17,630	$ 8	$ 112	$ 15,274	$ 2,743	$ (348)	$ (159)
Ending balance, Shares at Oct. 31, 2014		787	11,197