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Note 9 - Accrued and Other Liabilities - Noncurrent (Tables)

12 Months Ended

Sep. 30, 2017

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

		September 30,
		2017				2016
Payroll and related		$	1,870,579			$	382,845
Deferred revenue			268,580				637,763
Warranty reserve			179,101				285,402
Accrued contract costs			197,034				197,034
Deferred rent			46,101				-
Total		$	2,561,395			$	1,503,044

Deferred rent		$	-			$	93,456
Extended warranty			-				71,582
Total		$	-			$	165,038

Schedule of Product Warranty Liability [Table Text Block]

		Years ended September 30,
		2017				2016
Beginning balance		$	356,984			$	315,618
Warranty provision			(109,925	)			79,954
Warranty settlements			(67,958	)			(38,588	)
Ending balance		$	179,101			$	356,984

Warranty Reserves [Member]

Notes Tables

Schedule of Product Warranty Liability [Table Text Block]

		September 30,
		2017				2016
Short-term warranty reserve		$	179,101			$	285,402
Long-term warranty reserve			-				71,582
Total warranty reserve		$	179,101			$	356,984

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Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249

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