Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net loss	$ (19,242)	$ (146)
Adjustments to reconcile net loss to net cash provided by operating activities:
Deferred income tax expense	181	16
Rental equipment depreciation	17,945	13,713
Property, plant and equipment depreciation	4,016	3,965
Amortization of other intangible assets	1,732	1,661
Goodwill impairment expense	671
Amortization of premiums on short-term investments		(9)
Stock-based compensation expense	2,305	2,329
Bad debt expense	63	436
Inventory obsolescence expense	4,726	4,614
Change in estimate of collectability of rental revenue	7,993
Change in estimated fair value of contingent consideration	1,100	(2,115)
Gross profit from sale of used rental equipment	(743)	(652)
Gain on disposal of property		(7,047)
Gain on disposal of equipment	(116)	(100)
Realized loss on short-term investments		66
Effects of changes in operating assets and liabilities:
Trade accounts and other receivables	2,482	(9,159)
Inventories	5	(1,865)
Deferred cost of revenue and other assets	(7,786)	343
Accounts payable trade	(2,453)	(44)
Deferred revenue and other liabilities	5,243	(377)
Net cash provided by operating activities	18,122	5,629
Cash flows from investing activities:
Purchase of property, plant and equipment	(2,916)	(1,936)
Investment in rental equipment	(5,487)	(34,070)
Proceeds from the sale of property		8,265
Proceeds from the sale of equipment	204	142
Proceeds from the sale of used rental equipment	4,149	4,856
Proceeds from the sale of short-term investments		25,606
Business acquisition, net of acquired cash		(1,819)
Payments for damages related to insurance claim		(650)
Proceeds from insurance claim		1,166
Net cash (used in) provided by investing activities	(4,050)	1,560
Cash flows from financing activities:
Payments on contingent consideration	(78)
Proceeds from exercise of stock options and other		215
Net cash provided by (used in) financing activities	(78)	215
Effect of exchange rate changes on cash	(233)	(413)
Increase in cash and cash equivalents	13,761	6,991
Cash and cash equivalents, beginning of fiscal year	18,925	11,934
Cash and cash equivalents, end of fiscal year	$ 32,686	$ 18,925