Note 12 - Segment and Related Information (Detail) - Geographic information by industry segment: (USD $)	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010
Revenue:
Geographic Locations	$ 4,761,289	$ 5,068,613	$ 5,259,012
United States [Member]
Revenue:
Geographic Locations	4,598,029	4,854,871	5,168,432
Australia [Member]
Revenue:
Geographic Locations	14,018	26,945	44,377
Canada [Member]
Revenue:
Geographic Locations	72,535	119,667	35,228
England [Member]
Revenue:
Geographic Locations		28,924
Mexico [Member]
Revenue:
Geographic Locations	36,960	23,520	1,681
Taiwan [Member]
Revenue:
Geographic Locations	34,935
Other Foreign Countries [Member]
Revenue:
Geographic Locations	$ 4,812	$ 14,686	$ 9,294