Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	May 31, 2024	Feb. 29, 2024
Accounts receivable, allowance for credit losses	$ 353	$ 332
Notes receivable, allowance for credit losses, current	21	30
Notes receivable, allowance for credit losses, noncurrent	$ 9	$ 0
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	250,000	250,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	46,000,000	46,000,000
Common stock, shares issued (in shares)	6,326,139	6,306,027
Common stock, shares outstanding (in shares)	6,326,139	6,306,027