Consolidated Statements of Shareholders' Equity (USD $) Share data in Thousands	Total	Common Stock	Common Stock Held in Treasury	Class B Stock	Capital in Excess of Par Value	Retained Earnings
Beginning Balance at Sep. 30, 2010	$ 98,528,000	$ 810,000	$ (738,000)	$ 151,000	$ 10,542,000	$ 87,763,000
Beginning Balance Shares at Sep. 30, 2010		8,104	(95)	1,509
Net income	224,000					224,000
Treasury shares retired		(9,000)	738,000		(729,000)
Treasury shares retired (share)		(95)	95
Stock-based compensation	47,000				47,000
Ending Balance at Sep. 30, 2011	98,799,000	801,000		151,000	9,860,000	87,987,000
Ending Balance Shares at Sep. 30, 2011		8,009		1,509
Net income	4,472,000					4,472,000
Stock-based compensation	189,000				189,000
Ending Balance at Sep. 30, 2012	$ 103,460,000	$ 801,000		$ 151,000	$ 10,049,000	$ 92,459,000
Ending Balance Shares at Sep. 30, 2012		8,009		1,509