Note 14 - Description of Capital Stock (Details) (USD $)	3 Months Ended	12 Months Ended
	Jan. 31, 2014	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2010	Sep. 15, 2009	Jan. 05, 2009	Sep. 10, 2007	Aug. 18, 2005	Sep. 10, 2002	Jan. 02, 2001
Stockholders' Equity Note [Abstract]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased				350,000	250,000	300,000	350,000	350,000	350,000	250,000
Stock Repurchased During Period, Shares	7,874	51,308	85,131
Treasury Stock Acquired, Average Cost Per Share (in Dollars per share)	$ 1.84	$ 1.86	$ 2.29
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	227,816	227,816