Income (Loss) Per Share (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Jul. 31, 2012	Jul. 31, 2011	Jul. 31, 2012	Jul. 31, 2011
Income loss per share (Textual) [Abstract]
Diluted weighted average common stock equivalent share	238,000	115,000	272,000	97,000
Anti-dilutive weighted average common stock shares	389,000	508,000	389,000	508,000
Income (Loss) from Continuing Operations Attributable to Parent	$ 6,201,000		$ 10,924,000