Consolidated Balance Sheet (Unaudited) (Parentheticals) (USD $)	Mar. 31, 2013 Common Class A [Member]	Sep. 30, 2012 Common Class A [Member]	Mar. 31, 2012 Common Class A [Member]	Mar. 31, 2013 Common Class B [Member]	Sep. 30, 2012 Common Class B [Member]	Mar. 31, 2012 Common Class B [Member]
Class of common stock - par value (in Dollars per share)	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00
Class of common stock - shares authorized	10,000,000	10,000,000	10,000,000	2,500,000	2,500,000	12,500,000
Class of common stock - shares outstanding	1,163,349	1,045,597	919,412	474,866	474,866	474,866
Class of common stock - excluding shares in treasury	15,795	15,795	15,795	667	667	667