CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Jan. 31, 2011	$ 55,687	$ (3,012,920)	$ 50,279,613	$ 26,193,049	$ 651,812	$ 74,167,241
Balance (in shares) at Jan. 31, 2011	5,568,744	(314,441)
Net income	0	0	0	1,170,654	0	1,170,654
Other comprehensive income (loss)	0	0	0	0	(538,605)	(538,604)
Stock-based compensation:
Grant of director stock options	0	0	18,548	0	0	18,548
Restricted Stock issued at par	130	0	(130)	0	0	0
Restricted Stock issued at par (in shares)	12,934	0
Restricted Stock Plan:
2006 Plan	0	0	4,253	0	0	4,253
2009 Plan	0	0	476,692	0	0	476,692
Shares returned to Company in lieu of payroll taxes	0	0	(50,429)	0	0	(50,429)
Stock Buy-back Program	0	(339,371)	0	0	0	(339,371)
Stock Buy-back Program (in shares)		(42,000)
Balance at Oct. 31, 2011	$ 55,817	$ (3,352,291)	$ 50,728,547	$ 27,363,703	$ 113,207	$ 74,908,983
Balance (in shares) at Oct. 31, 2011	5,581,678	(356,441)