Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Nov. 30, 2013	Jun. 01, 2013
Accounts receivable, allowance	$ 1,167	$ 1,092
Preferred stock, par value	$ 1.00	$ 1.00
Preferred stock, shares issued	0	0
Common stock in treasury	0	9
Common Stock
Common stock, par value	$ 0.05	$ 0.05
Common stock, shares issued	11,828	12,263
Class B Common Stock
Common stock, par value	$ 0.05	$ 0.05
Common stock, shares issued	2,191	2,491