Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020
Current assets:
Cash and cash equivalents	$ 14,066	$ 32,686
Short-term investments	9,496
Trade accounts and financing receivables, net of allowance of $428 and $496	17,159	13,778
Unbilled receivables	1,051
Inventories, net	16,196	16,933
Property held for sale		587
Prepaid expenses and other current assets	2,062	953
Total current assets	60,030	64,937
Non-current financing receivables	2,938
Non-current inventories, net	18,103	16,930
Rental equipment, net	38,905	54,317
Property, plant and equipment, net	29,983	29,874
Operating right-of-use assets	1,191
Goodwill	5,072	4,337
Other intangible assets, net	7,250	8,331
Deferred cost of revenue and other assets	457	8,119
Total assets	163,929	186,845
Current liabilities:
Accounts payable trade	6,391	1,593
Earn-out consideration payable	807
Operating lease liabilities	225
Deferred revenue and other current liabilities	7,799	8,753
Total current liabilities	15,222	10,346
Non-current contingent consideration	5,210	10,962
Non-current operating lease liabilities	1,009
Non-current deferred revenue and other liabilities	31	4,567
Total liabilities	21,472	25,875
Commitments and contingencies (Note 18)
Stockholders’ equity:
Preferred stock, 1,000,000 shares authorized, no shares issued and outstanding
Common stock, $.01 par value, 20,000,000 shares authorized, 13,738,971 and 13,670,639 shares issued, respectively; and 12,969,542 and 13,670,639 shares outstanding, respectively	137	137
Additional paid-in capital	92,935	90,965
Retained earnings	72,510	86,566
Accumulated other comprehensive loss	(16,320)	(16,698)
Treasury stock, at cost, 769,429 shares at September 30, 2021	(6,805)
Total stockholders’ equity	142,457	160,970
Total liabilities and stockholders’ equity	$ 163,929	$ 186,845