Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Net (loss) income	$ (11,302)	$ 708
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	17,108	16,372
Deferred income taxes	(929)	133
Stock-based compensation	1,780	1,729
Bad debt allowance (recovery)	55	(137)
Inventory allowance	3,350	0
Impairment of goodwill	10,039	0
Gain on sale of assets	(37)	(49)
Retirement of rental equipment	1,512	0
(Gain) loss on company owned life insurance	(145)	15
Changes in operating assets and liabilities:
Trade accounts receivables	(4,060)	555
Inventory	1,861	6,307
Prepaid expenses and prepaid income taxes	198	(416)
Accounts payable and accrued liabilities	1,054	(2,397)
Deferred income	0	(51)
Other	125	267
NET CASH PROVIDED BY OPERATING ACTIVITIES	20,609	23,036
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of rental equipment and property and equipment	(53,401)	(28,815)
Purchase of company owned life insurance	(207)	(237)
Proceeds from sale of property and equipment	26	49
Proceeds from insurance claims of property and equipment	11	0
NET CASH USED IN INVESTING ACTIVITIES	(53,571)	(29,003)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments from other long-term liabilities, net	(16)	(25)
Proceeds from exercise of stock options	505	680
Purchase of treasury shares	(490)	0
Taxes paid related to net share settlement of equity awards	(183)	(629)
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(184)	26
NET CHANGE IN CASH AND CASH EQUIVALENTS	(33,146)	(5,941)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	52,628	69,208
CASH AND CASH EQUIVALENTS AT END OF PERIOD	19,482	63,267
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Interest paid	43	10
Income taxes paid	254	66
NON-CASH TRANSACTIONS
Transfer of rental equipment components to inventory	746	144
Transfer of prepaids to rental equipment and inventory	958	$ 0
Right of use acquired through an operating lease	$ 126

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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Amount of cash inflow from exercise of option under share-based payment arrangement.

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Amount of expense (reversal of expense) for expected credit loss on accounts receivable.

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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Amount of noncash expense for share-based payment arrangement.

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