CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)	Jan. 31, 2024	Jan. 31, 2023
CONSOLIDATED BALANCE SHEETS
Allowance for doubtful accounts	$ 857	$ 800
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,500,000	1,500,000
Preferred stock, shares issued	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	8,722,965	8,655,699
Common stock, shares outstanding	7,364,757	7,325,005
Treasury stock, shares	1,358,208	1,330,694