Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash flows from operating activities:
Net income (loss)	$ 494	$ (13,138)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation	13,159	12,777
Amortization of intangible assets	3,636	3,658
Accretion of asset retirement obligation	25	50
Amortization of deferred financing costs	1,136	1,050
Amortization of original issue discount	171	153
Change in fair value of warrant liabilities	1,227	640
Stock-based compensation expense	3,337	761
Gain on disposal of specialty rental assets and other property, plant and equipment	(125)
Deferred income taxes	725	(1,735)
Provision for loss on receivables, net of recoveries	60	220
Changes in operating assets and liabilities
Accounts receivable	(12,780)	(2,979)
Related party receivable		1,225
Prepaid expenses and other assets	1,060	676
Accounts payable and other accrued liabilities	(17,591)	(11,146)
Deferred revenue and customer deposits	(25,626)	(642)
Other non-current assets and liabilities	512	431
Net cash used in operating activities	(30,580)	(7,999)
Cash flows from investing activities:
Purchase of specialty rental assets	(2,843)	(3,173)
Purchase of property, plant, and equipment	(117)	(29)
Proceeds from sale of specialty rental assets and other property, plant and equipment	125
Net cash used in investing activities	(2,835)	(3,202)
Cash flows from financing activities:
Principal payments on finance and capital lease obligations	(169)	(1,361)
Principal payments on borrowings from ABL Facility		(6,000)
Proceeds from borrowings on ABL Facility	16,000	18,000
Restricted shares surrendered to pay tax liabilities		(51)
Net cash provided by financing activities	15,831	10,588
Effect of exchange rate changes on cash and cash equivalents	2	7
Net decrease in cash and cash equivalents	(17,582)	(606)
Cash and cash equivalents - beginning of period	23,406	6,979
Cash and cash equivalents - end of period	5,824	$ 6,373
Non-cash investing and financing activity:
Non-cash change in accrued capital expenditures	(52)
Non-cash change in capital lease obligations	$ (463)