Note 10 - Accrued Liabilities (Tables)

3 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,		September 30,
	2019		2019
Payroll and related	$	993,089	$	2,050,324
Deferred revenue		369,253		508,522
Customer deposits		4,446,761		5,063,091
Accrued contract costs		391,083		252,833
Warranty reserve		128,032		150,229
Deferred rent		-		109,342
Total	$	6,328,218	$	8,134,341

Other Noncurrent Liabilities [Table Text Block]

	December 31,		September 30,
	2019		2019
Deferred rent	$	-	$	1,881,387
Deferred extended warranty revenue		490,794		550,885
Total	$	490,794	$	2,432,272

Schedule of Product Warranty Liability [Table Text Block]

	December 31,			September 30,
	2019			2019
Beginning balance	$	150,229		$	99,216
Warranty provision		(19,516	)		85,078
Warranty settlements		(2,681	)		(34,065	)
Ending balance	$	128,032		$	150,229