CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Oct. 31, 2013	Jan. 31, 2013
Customer receivables, allowance	$ 7,889	$ 7,827
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	30,000	30,000
Common stock, shares issued	19,965	19,818
Common stock, shares outstanding	19,965	19,818