CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Sep. 30, 2021
Current assets:
Cash and cash equivalents	$ 8,211	$ 14,066
Short-term investments	3,660	9,496
Trade accounts and financing receivables, net	25,218	17,159
Unbilled receivables		1,051
Inventories, net	18,325	16,196
Prepaid expenses and other current assets	1,170	2,062
Total current assets	56,584	60,030
Non-current financing receivables	1,214	2,938
Non-current inventories, net	14,383	18,103
Rental equipment, net	32,459	38,905
Property, plant and equipment, net	28,257	29,983
Operating right-of-use assets	1,074	1,191
Goodwill	5,072	5,072
Other intangible assets, net	6,357	7,250
Other assets	210	457
Total assets	145,610	163,929
Current liabilities:
Accounts payable trade	4,640	6,391
Contingent consideration	167	807
Operating lease liabilities	233	225
Other current liabilities	6,483	7,799
Total current liabilities	11,523	15,222
Non-current contingent consideration	385	5,210
Non-current operating lease liabilities	902	1,009
Non-current other liabilities	23	31
Total liabilities	12,833	21,472
Commitments and contingencies (Note 11)
Stockholders’ equity:
Preferred stock, 1,000,000 shares authorized, no shares issued and outstanding
Common Stock, $.01 par value, 20,000,000 shares authorized; 13,861,233 and 13,738,971 shares issued, respectively; and 13,019,241 and 12,969,542 shares outstanding, respectively	139	137
Additional paid-in capital	93,888	92,935
Retained earnings	64,268	72,510
Accumulated other comprehensive loss	(18,018)	(16,320)
Treasury stock, at cost, 841,992 and 769,429 shares, respectively	(7,500)	(6,805)
Total stockholders’ equity	132,777	142,457
Total liabilities and stockholders’ equity	$ 145,610	$ 163,929