Consolidated Balance Sheet (Parentheticals) (USD $)	Sep. 30, 2014	Sep. 30, 2013
Accounts receivable-less allowance for doubtful accounts (in Dollars)	$ 10,000	$ 10,000
Inventories-less allowance for obsolete inventory (in Dollars)	363,500	793,000
Deferred income taxes-less valuation allowance (in Dollars)	107,700	334,200
Deferred income taxes-less valuation allowance (in Dollars)	$ 4,059,000	$ 3,788,100
Preferred stock - par value (in Dollars per share)	$ 0	$ 0
Preferred stock - shares authorized	1,000,000	1,000,000
Preferred stock - shares outstanding	0	0
Common Class A [Member]
Class of common stock - par value (in Dollars per share)	$ 0	$ 0
Class of common stock - shares authorized	10,000,000	10,000,000
Class of common stock - shares outstanding	1,163,349	1,163,349
Treasury shares	15,795	15,795
Common Class B [Member]
Class of common stock - par value (in Dollars per share)	$ 0	$ 0
Class of common stock - shares authorized	2,500,000	2,500,000
Class of common stock - shares outstanding	475,533	475,533
Treasury shares	667	667