CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2022	Sep. 30, 2021
Current assets:
Cash and cash equivalents	$ 20,332	$ 20,007
Accounts receivable, net of allowances of $97 and $142	17,331	18,698
Investment in lease, net-current portion	40	68
Inventories	4,055	3,989
Refundable income taxes	1,711	1,656
Other current assets	3,611	4,616
Total current assets	47,080	49,034
Property, equipment and improvements, net	782	764
Operating lease right-of-use assets	1,041	1,358
Intangibles, net	14	19
Investment in lease, net-less current portion	9	15
Long-term receivable	5,344	7,522
Cash surrender value of life insurance	4,098	4,194
Other assets	62	68
Total assets	58,430	62,974
Current liabilities:
Accounts payable and accrued expenses	10,116	13,928
Line of credit	879	941
Notes payable - current portion	594	757
Deferred revenue	2,664	1,893
Pension and retirement plans	428	308
Total current liabilities	14,681	17,827
Pension and retirement plans	3,681	4,097
Notes payable - noncurrent portion	438	876
Operating lease liabilities - noncurrent portion	583	821
Income taxes payable	524	524
Other noncurrent liabilities	4,376	4,783
Total liabilities	24,283	28,928
Shareholders' equity:
Common stock, $.01 par value per share; authorized, 7,500 shares; issued and outstanding 4,533 and 4,394 shares, respectively	46	45
Additional paid-in capital	18,820	18,258
Retained earnings	24,881	25,191
Accumulated other comprehensive loss	(9,600)	(9,448)
Total shareholders' equity	34,147	34,046
Total liabilities and shareholders' equity	$ 58,430	$ 62,974