Shareholders' Equity (Details Textual) - USD ($)		1 Months Ended
	Mar. 14, 2011	Jul. 31, 2015	Apr. 30, 2015	Oct. 31, 2014	Feb. 28, 2006	Apr. 30, 2002	Apr. 30, 2001	Nov. 30, 2000	Nov. 30, 2019	Nov. 30, 2018	Oct. 31, 2016	Aug. 31, 2010	Dec. 31, 2001	Feb. 29, 1996
Shareholders' Equity (Textual)
Preferred stock, shares authorized									5,000,000	5,000,000
Dividend payable													$ 146,569
Preferred Stock [Member]
Shareholders' Equity (Textual)
Preferred stock, shares authorized												5,000,000		1,000,000
Series C Preferred Stock [Member]
Shareholders' Equity (Textual)
Preferred stock, shares authorized								100,000	100,000	100,000
Preferred stock, shares outstanding									10,000	10,000
Preferred stock, shares issued									10,000	10,000
Number of shares converted into common stock upon conversion		4,200		2,000				10
Cumulative dividend per share per annum								$ 0.50
Preferred stock issued in payment of financial consulting services								70,000
Stock repurchased and cancelled						19,300	8,000
Repurchased shares were cancelled						$ 225,000
Repurchase of common shares, Shares					10,000
Accrued dividends		$ 29,838	$ 65,000		$ 50,000
Number of preferred stock returned for cancellation in exchange for shares of common stock	9,000		7,500
Number of common shares issued in conversion of preferred stock	112,500		110,000	20,000
Number of shares transferred to company						252,000
Series C Preferred Stock [Member] | Common Stock [Member]
Shareholders' Equity (Textual)
Number of shares converted into common stock upon conversion		42,000
Series D Preferred Stock [Member]
Shareholders' Equity (Textual)
Preferred stock, shares authorized									75,000	75,000	75,000
Preferred stock, shares outstanding
Preferred stock, shares issued