Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Aug. 31, 2013	Jun. 01, 2013
Accounts receivable, allowance	$ 1,078	$ 1,092
Preferred stock, par value	$ 1.00	$ 1.00
Preferred stock, shares issued	0	0
Common stock in treasury	19	9
Common Stock
Common stock, par value	$ 0.05	$ 0.05
Common stock, shares issued	12,006	12,263
Class B Common Stock
Common stock, par value	$ 0.05	$ 0.05
Common stock, shares issued	2,191	2,491