Consolidated Balance Sheet (Unaudited) (Parentheticals) (USD $)	Jun. 30, 2012 Common Class A [Member]	Sep. 30, 2011 Common Class A [Member]	Jun. 30, 2011 Common Class A [Member]	Jun. 30, 2012 Common Class B [Member]	Sep. 30, 2011 Common Class B [Member]	Jun. 30, 2011 Common Class B [Member]
Class of common stock - par value (in Dollars per share)	$ 1.00	$ 1.00	$ 1.00	$ 1.00	$ 1.00	$ 1.00
Class of common stock - shares authorized	3,750,000	3,750,000	3,750,000	1,000,000	1,000,000	1,000,000
Class of common stock - shares outstanding	919,412	793,229	793,229	474,866	454,866	454,866
Class of common stock - excluding shares in treasury	15,795	15,795	15,795	667	20,667	20,667