CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands	Total	Common Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Paid in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]
Balance at Jan. 31, 2011		$ 335	$ (71)	$ 131,590	$ 263,262	$ (37,071)
Balance (in shares) at Jan. 31, 2011		33,488				(1,723)
Exercise of options, including tax benefit (in shares)		99
Exercise of options, including tax benefit	786	1		785
Issuance of common stock under Employee Stock Purchase Plan				54
Issuance of common stock under Employee Stock Purchase Plan (in shares)		14
Stock-based compensation	1,056			1,056
Cost related to issuance of common stock	(65)			(65)
Treasury Shares cancelled		(17)			(37,054)	37,071
Treasury Shares cancelled (in shares)		(1,723)				1,723
Net income (loss)	561				561
Adjustment of fair value of interest rate swaps, net of tax of $39	71		71
Total comprehensive income	632
Balance at Jul. 31, 2011		$ 319		$ 133,420	$ 226,769	$ 0
Balance (in shares) at Jul. 31, 2011		31,878				0