Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Sep. 30, 2021
Current assets:
Cash and cash equivalents	$ 4,411	$ 9,989
Accounts receivable, net of allowances of $20 & $236	4,434	5,167
Inventories	1,125	442
Investment in sales-type lease, current	278	294
Capitalized commissions, current	287	360
Prepaid expenses and other current assets	1,160	1,153
Total current assets	11,695	17,405
Property and equipment:
Leasehold improvements	1,100	1,111
Computer equipment	9,177	8,527
Furniture and fixtures	1,620	1,528
Total property and equipment	11,897	11,166
Less accumulated depreciation and amortization	8,597	8,368
Property and equipment, net	3,300	2,798
Other assets:
Investment in sales-type lease, long-term	376	490
Capitalized commissions, long-term	69	76
Right-of-use assets under operating leases	2,390	2,441
Other long-term assets	1,354	805
Total assets	19,184	24,015
Current liabilities:
Accounts payable	2,043	1,072
Accrued liabilities	1,756	2,522
Current portion of unearned revenue	6,973	9,413
Current portion of finance lease obligations	41	79
Current portion of operating lease obligations	1,128	930
Total current liabilities	11,941	14,016
Long-term portion of unearned revenue	1,577	1,614
Long-term portion of finance lease obligations	20	26
Long-term portion of operating lease obligations	1,338	1,583
Long-term portion of notes payable and warrant debt	541	556
Derivative liability, at fair value	23	53
Other liabilities	111	27
Total liabilities	15,551	17,875
Commitments and contingencies
Stockholders’ equity:
Preferred stock	0	0
Common stock, $.01 par value, authorized 25,000,000 shares; 9,139,282 and 9,064,821 shares issued, respectively and 9,126,566 and 9,052,105 shares outstanding, respectively	91	91
Additional paid-in capital	213,812	213,278
Accumulated deficit	(209,306)	(206,442)
Accumulated other comprehensive loss	(795)	(618)
Treasury stock, at cost, 12,716 shares	(169)	(169)
Total stockholders’ equity	3,633	6,140
Total liabilities and stockholders’ equity	19,184	24,015
Series A Preferred Stock [Member]
Stockholders’ equity:
Preferred stock	0	0
Series B Preferred Stock [Member]
Stockholders’ equity:
Preferred stock	$ 0	$ 0