Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Thousands	May 31, 2024	Aug. 31, 2023
Condensed Consolidated Balance Sheets (Unaudited)
Convertible preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Convertible preferred stock, shares authorized	10,000,000	10,000,000
Convertible preferred stock, shares outstanding	36,000	36,000
Convertible preferred stock, liquidation value (in dollars)		$ 900
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	8,000,000	8,000,000
Common stock, shares outstanding	4,861,590	4,861,590