CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue:
Total revenue	$ 72,597	$ 64,297	$ 139,707	$ 123,075
Cost of revenue, exclusive of depreciation and amortization shown below:
Total cost of revenue, exclusive of depreciation and amortization	56,631	47,620	109,352	91,599
Operating expenses:
Research and development	3,243	4,311	7,208	7,370
Sales and marketing	2,172	2,539	4,821	5,506
General and administrative	15,150	16,652	31,028	31,332
Long-lived asset impairment charge			4,062
Depreciation and amortization	5,489	4,980	11,231	9,781
Total operating expenses	26,054	28,482	58,350	53,989
Loss from operations	(10,088)	(11,805)	(27,995)	(22,513)
Interest expense, net	2,444	2,182	4,713	4,729
Loss from continuing operations before income taxes	(12,532)	(13,987)	(32,708)	(27,242)
Income tax expense	159	81	375	202
Net loss from continuing operations	(12,691)	(14,068)	(33,083)	(27,444)
Net loss from discontinued operations, net of tax	(36,919)	(7,013)	(44,720)	(13,129)
Net loss	$ (49,610)	$ (21,081)	$ (77,803)	$ (40,573)
Net loss per share:
Net loss per share from continuing operations, basic (in dollars per share)	$ (0.53)	$ (0.60)	$ (1.38)	$ (1.19)
Net loss per share from discontinued operations, basic (in dollars per share)	(1.54)	(0.31)	(1.87)	(0.56)
Total net loss per share, basic (in dollars per share)	(2.07)	(0.91)	(3.25)	(1.75)
Net loss per share from continuing operations, diluted (in dollars per share)	(0.53)	(0.60)	(1.38)	(1.19)
Net loss per share from discontinued operations, diluted (in dollars per share)	(1.54)	(0.31)	(1.87)	(0.56)
Total net loss per share, diluted (in dollars per share)	$ (2.07)	$ (0.91)	$ (3.25)	$ (1.75)
Weighted average common shares outstanding:
Weighted average common shares outstanding, basic (in shares)	23,959,726	23,268,131	23,913,050	23,140,043
Weighted average common shares outstanding, diluted (in shares)	23,959,726	23,268,131	23,913,050	23,140,043
Product
Revenue:
Total revenue	$ 55,892	$ 46,858	$ 106,865	$ 88,700
Cost of revenue, exclusive of depreciation and amortization shown below:
Total cost of revenue, exclusive of depreciation and amortization	43,384	35,064	82,936	66,421
Service
Revenue:
Total revenue	16,705	17,439	32,842	34,375
Cost of revenue, exclusive of depreciation and amortization shown below:
Total cost of revenue, exclusive of depreciation and amortization	$ 13,247	$ 12,556	$ 26,416	$ 25,178