Note 4 - Income Taxes (Detail) - Reconciliation of “expected” income tax expense (benefit) to “actual” income tax expense (benefit) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Computed “expected” tax expense (in Dollars)	$ 1,656	$ 243
Computed “expected” tax expense	34.00%	34.00%
State income taxes, net of federal tax benefit (in Dollars)	(236)	38
State income taxes, net of federal tax benefit	(4.90%)	5.20%
Foreign operations (in Dollars)	(176)	(85)
Foreign operations	(3.60%)	(11.90%)
Change in valuation allowance (in Dollars)	(2,762)	(46)
Change in valuation allowance	(56.80%)	(6.40%)
Permanent differences (in Dollars)	(388)	8
Permanent differences	(8.00%)	1.10%
Stock-based compensation (in Dollars)	4	11
Stock-based compensation	0.10%	1.60%
Foreign net operating loss (in Dollars)	107	163
Foreign net operating loss	2.20%	22.80%
Uncertain tax liability adjustment (in Dollars)	37	14
Uncertain tax liability adjustment	0.80%	2.00%
Other items (in Dollars)	18
Other items	0.40%
Income tax expense (in Dollars)	$ (1,740)	$ 346
Income tax expense	(35.80%)	48.40%