Note 4 - Income Taxes (Detail) - Components of income before income tax and income tax expense (benefit) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Income before income tax:
U.S.	$ 4,382	$ 501
Foreign	487	214
	4,869	715
Current:
Federal	1,088	157
State	58	39
Foreign	40	(12)
	1,186	184
Deferred:
Federal	(2,734)	(16)
State	(274)	19
Foreign	82	159
	(2,926)	162
	$ (1,740)	$ 346