Segment Information (Tables)

9 Months Ended

Sep. 30, 2022

Segment Reporting [Abstract]

Components of Segment Revenues and Adjusted EBITDA

Segment revenues and Adjusted EBITDA consisted of the following:

	Three Months Ended September 30,
	2022					2021
			Segment					Segment
	Segment		Adjusted			Segment		Adjusted
	Revenues		EBITDA			Revenues		EBITDA
Assessment, Permitting and Response	$	46,414	$	9,820		$	63,412	$	15,719
Measurement and Analysis		43,754		8,483			38,752		8,283
Remediation and Reuse		40,144		7,010			30,414		5,472
Total Operating Segments		130,312		25,313			132,578		29,474
Corporate and Other		—		(6,940	)		—		(7,987	)
Total	$	130,312	$	18,373		$	132,578	$	21,487
	Nine Months Ended September 30,
	2022					2021
			Segment					Segment
	Segment		Adjusted			Segment		Adjusted
	Revenues		EBITDA			Revenues		EBITDA
Assessment, Permitting and Response	$	142,051	$	30,252		$	209,379	$	46,379
Measurement and Analysis		125,739		21,852			111,309		22,634
Remediation and Reuse		137,112		22,059			81,931		12,262
Total Operating Segments		404,902		74,163			402,619		81,275
Corporate and Other		—		(22,826	)		—		(22,026	)
Total	$	404,902	$	51,337		$	402,619	$	59,249

Reconciliation of Segment Measure to Net Loss

Presented below is a reconciliation of the Company’s segment measure to net loss:

	For the Three Months Ended September 30,						For the Nine Months Ended September 30,
	2022			2021			2022			2021
Total	$	18,373		$	21,487		$	51,337		$	59,249
Interest expense, net		(1,400	)		(1,722	)		(4,010	)		(11,208	)
Income tax benefit (expense)		208			(902	)		(1,892	)		(648	)
Depreciation and amortization		(11,504	)		(11,471	)		(35,928	)		(33,145	)
Stock-based compensation		(11,018	)		(2,365	)		(32,375	)		(6,587	)
Start-up losses and investment in new services		(1,278	)		(1,186	)		(2,949	)		(3,276	)
Acquisition costs		(368	)		(913	)		(1,354	)		(1,656	)
Fair value changes in financial instruments		1,808			(531	)		4,664			(1,651	)
Fair value changes in business acquisition    contingencies		(59	)		—			3,472			(24,035	)
Expenses related to financing transactions		—			—			(7	)		(50	)
Other losses or expenses (1)		(482	)		(171	)		(1,965	)		(846	)
Net (loss) income	$	(5,720	)	$	2,226		$	(21,007	)	$	(23,853	)

(1) In 2022, amounts include costs associated with the closing of a lab and severance costs related to a restructuring within our soil remediation business. In 2021, amounts include non-operational charges incurred due to the remeasurement of finance leases as a result of the adoption of ASC 842 and costs related to the implementation of a new ERP.