Balance Sheet (Parentheticals) - USD ($) $ in Thousands	Jan. 31, 2017	Jan. 31, 2016
Allowance for doubtful accounts	$ 305	$ 33
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	7,622,000	7,351,000
Common stock, shares outstanding	7,596,000	7,306,000
Treasury stock, shares	27,000	44,570