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Segment Information - Reconciliation of Segment Measure to Net Loss (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
Total Reportable Segments |  | $ 47,131 | $ 36,213 | $ 133,286 | $ 97,915
Corporate and Other |  | (13,470) | (7,901) | (41,010) | (29,367)
Interest expense, net |  | (5,039) | (4,137) | (14,872) | (11,420)
Depreciation and amortization |  | (12,958) | (13,240) | (39,015) | (37,408)
Stock-based compensation |  | (9,220) | (11,763) | (33,777) | (34,866)
Acquisition costs | [1] | (754) | (2,764) | (1,790) | (6,371)
Fair value changes in financial instruments |  | 10,354 | (3,946) | 18,394 | (4,851)
Fair value changes in business acquisition contingencies |  | (13) | (143) | (844) | (385)
Expenses related to financing transactions |  | (29) | (41) | (303) | (280)
Discontinued Specialty Lab |  | 0 | (96) | 0 | (692)
Other losses or expenses | [2] | (343) | (1,378) | (1,554) | (1,886)
Income (loss) before expense from income taxes |  | $ 15,659 | $ (9,196) | $ 18,515 | $ (29,611)
[1] | Includes financial and tax diligence, consulting, legal, valuation, accounting, travel and acquisition-related incentives related to our acquisition and integration activity.
[2] | The three months ended September 30, 2025 consist primarily of severance costs. The nine months ended September 30, 2025 consist primarily of the aforementioned severance costs, non-recurring costs incurred to restructure the Company's renewable energy business, third party expenses associated with the independent review and analysis of assertions in a short seller report regarding the Company, and costs to centralize certain back-office functions. The three and nine months ended September 30, 2024 consist primarily of non-recurring costs to centralize certain back-office functions. The nine months ended September 30, 2024 also include costs associated with a lease abandonment.

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