Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	Nov. 30, 2024	Jun. 01, 2024
Allowance for credit losses	$ 373	$ 323
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred Stock, issued (in shares)	0	0
Common Stock
Common stock, par value (in dollars per share)	$ 0.05	$ 0.05
Common stock, issued (in shares)	12,359	12,254
Common stock, outstanding (in shares)	12,359	12,254
Common Stock Class B
Common stock, par value (in dollars per share)	$ 0.05	$ 0.05
Common stock, issued (in shares)	2,049	2,049
Common stock, outstanding (in shares)	2,049	2,049