Consolidated Balance Sheet (Unaudited) (Parentheticals) (USD $)	Mar. 31, 2015	Sep. 30, 2014	Mar. 31, 2014
Preferred stock - par value (in dollars per share)	$ 0	$ 0	$ 0
Preferred stock - shares authorized (in shares)	1,000,000us-gaap_PreferredStockSharesAuthorized	1,000,000us-gaap_PreferredStockSharesAuthorized	1,000,000us-gaap_PreferredStockSharesAuthorized
Preferred stock - shares outstanding (in shares)	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding
Common Class A [Member]
Class of common stock - par value (in dollars per share)	$ 0	$ 0	$ 0
Class of common stock - shares authorized (in shares)	10,000,000	10,000,000	10,000,000
Class of common stock - shares outstanding (in shares)	1,163,349	1,163,349	1,163,349
Class of common stock - excluding shares in treasury (in shares)	15,795	15,795	15,795
Common Class B [Member]
Class of common stock - par value (in dollars per share)	$ 0	$ 0	$ 0
Class of common stock - shares authorized (in shares)	2,500,000	2,500,000	2,500,000
Class of common stock - shares outstanding (in shares)	474,866	474,866	474,866
Class of common stock - excluding shares in treasury (in shares)	667	667	667

Face amount or stated value per share of common stock.

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