Consolidated Statements of Shareholders' Equity (USD $) In Thousands, unless otherwise specified	Total	Common Shares	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Common Shares Held in Treasury
Beginning balance at Sep. 30, 2010	$ 48,039	$ 5,325	$ 6,983	$ 47,733	$ (11,310)	$ (692)
Comprehensive income:
Net income	7,449	0	0	7,449	0	0
Foreign currency translation adjustment	(45)	0	0	0	(45)	0
Retirement liability adjustment, net of tax	(1,347)	0	0	0	(1,347)	0
Total comprehensive income	6,057
Dividend declared but not paid	(1,060)	0	0	(1,060)	0	0
Performance and restricted share expense	373	0	373	0	0	0
Share transactions under employee stock plans	0	10	(324)	0	0	314
Ending balance at Sep. 30, 2011	53,409	5,335	7,032	54,122	(12,702)	(378)
Comprehensive income:
Net income	6,548	0	0	6,548	0	0
Foreign currency translation adjustment	204	0	0	0	204	0
Retirement liability adjustment, net of tax	212	0	0	0	212	0
Interest rate Swap Agreement adjustment, net of tax	(58)	0	0	0	(58)	0
Total comprehensive income	6,906
Dividend declared but not paid	(1,073)	0	0	(1,073)	0	0
Performance and restricted share expense	936	0	936	0	0	0
Share transactions under employee stock plans	(36)	31	(445)	0	0	378
Ending balance at Sep. 30, 2012	$ 60,142	$ 5,366	$ 7,523	$ 59,597	$ (12,344)	$ 0