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Goodwill and Intangible Assets - Summary of Intangible Assets (Detail) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Finite Lived Intangible Assets [Line Items] |  |
Cost | $ 88,540 | $ 85,773
Accumulated amortization | (39,449) | (31,612)
Net book value | 49,091 | 54,161
Indefinite, cost | 171 | 171
Indefinite, net book value | 171 | 171
Total, cost | 88,711 | 85,944
Total, accumulated amortization | (39,449) | (31,612)
Total, net book value | $ 49,262 | $ 54,332
Customer Relationships [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Average remaining life in years | 6 years 3 months 18 days | 6 years 10 months 24 days
Cost | $ 75,734 | $ 73,217
Accumulated amortization | (31,156) | (25,010)
Net book value | $ 44,578 | $ 48,207
Customer Relationships [Member] | Minimum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life in years | 6 years | 8 years
Customer Relationships [Member] | Maximum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life in years | 11 years | 11 years
Non-compete Agreements [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life in years | 5 years | 5 years
Average remaining life in years | 2 years 3 months 18 days | 2 years 9 months 18 days
Cost | $ 10,806 | $ 10,556
Accumulated amortization | (6,818) | (5,239)
Net book value | $ 3,988 | $ 5,317
Trade Name [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Average remaining life in years | 3 years 6 months | 4 years 3 months 18 days
Cost | $ 2,000 | $ 2,000
Accumulated amortization | (1,475) | (1,363)
Net book value | $ 525 | $ 637
Trade Name [Member] | Minimum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life in years | 9 months | 9 months
Trade Name [Member] | Maximum [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Estimated useful life in years | 8 years | 8 years

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