CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY AND COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	Common Class A [Member]	Common Class B [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total	Comprehensive Income [Member]
Balance at Jan. 31, 2009	$ 14	$ 4	$ (36,614)	$ 139,947	$ (49,103)	$ (6,777)	$ 47,471
Balance (in shares) at Jan. 31, 2009	14,145	3,536	(2,298)
Comprehensive (loss) income:
Net income	0	0	0	0	1,349	0	1,349	1,349
Foreign currency translation adjustments	0	0	0	0	0	(2,073)	(2,073)	(2,073)
Total comprehensive (loss) income								(724)
Stock award exercises	0	0	670	(6)	(392)	0	272
Stock award exercises (in shares)	1	0	45
Stock compensation expense	0	0	0	4,592	0	0	4,592
Dividends declared	0	0	0	0	(3,110)	0	(3,110)
Dividends paid in stock	0	0	2,374	0	(1,149)	0	1,225
Dividends paid in stock (in shares)	0	0	160
Restricted stock	0	0	1,295	(1,395)	(75)	0	(175)
Restricted stock (in shares)	0	0	87
Balance at Jan. 31, 2010	14	4	(32,275)	143,138	(52,480)	(8,850)	49,551
Balance (in shares) at Jan. 31, 2010	14,146	3,536	(2,006)
Comprehensive (loss) income:
Net income	0	0	0	0	2,711	0	2,711	2,711
Foreign currency translation adjustments	0	0	0	0	0	533	533	533
Total comprehensive (loss) income								3,244
Stock award exercises	0	0	1,097	(25)	(633)	0	439
Stock award exercises (in shares)			74
Stock-based compensation income tax benefits (deficiencies)	0	0	0	367	0	0	367
Stock compensation expense	0	0	0	5,303	0	0	5,303
Dividends declared	0	0	0	0	(3,296)	0	(3,296)
Dividends paid in stock	0	0	1,457	0	(511)	0	946
Dividends paid in stock (in shares)			98
Restricted stock	0	0	1,651	(1,885)	(229)	0	(463)
Restricted stock (in shares)	0	1	112
Balance at Jan. 31, 2011	14	4	(28,070)	146,898	(54,438)	(8,317)	56,091
Balance (in shares) at Jan. 31, 2011	14,146	3,537	(1,722)
Comprehensive (loss) income:
Net income	0	0	0	0	10,784	0	10,784	10,784
Foreign currency translation adjustments	0	0	0	0	0	(1,737)	(1,737)	(1,737)
Total comprehensive (loss) income								9,047
Stock award exercises	0	0	487	(436)	(156)	0	(105)
Stock award exercises (in shares)			33
Stock-based compensation income tax benefits (deficiencies)	0	0	0	(7)	0	0	(7)
Stock compensation expense	0	0	0	4,507	0	0	4,507
Dividends declared	0	0	0	0	(4,095)	0	(4,095)
Dividends paid in stock	0	0	2,132	0	(619)	0	1,513
Dividends paid in stock (in shares)			141
Restricted stock	0	0	1,802	(1,969)	(450)	0	(617)
Restricted stock (in shares)			120
Repurchase of common stock	0	0	(4,319)	0	0	0	(4,319)
Repurchase of common stock (in shares)			(376)
Balance at Jan. 31, 2012	$ 14	$ 4	$ (27,968)	$ 148,993	$ (48,974)	$ (10,054)	$ 62,015
Balance (in shares) at Jan. 31, 2012	14,146	3,537	(1,804)