Note 9 - Shareholders' Equity (Details) (USD $)	0 Months Ended	3 Months Ended		9 Months Ended
	Jul. 15, 2014	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014	Jul. 31, 2013	Sep. 20, 2012
Note 9 - Shareholders' Equity (Details) [Line Items]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased						320,000
Purchase And Retire Percentage Of Shares In Common Stock Outstanding						4.90%
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased		110,100		110,100
Common Stock, Dividends, Per Share, Declared	$ 0.02	$ 0.02	$ 0.02	$ 0.06	$ 0.06
Accounts Payable and Accrued Liabilities [Member]
Note 9 - Shareholders' Equity (Details) [Line Items]
Dividends Payable	$ 138,487
Minimum [Member]
Note 9 - Shareholders' Equity (Details) [Line Items]
Stock Repurchase Program, Period in Force		12 months
Maximum [Member]
Note 9 - Shareholders' Equity (Details) [Line Items]
Stock Repurchase Program, Period in Force		24 months