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Business Combinations - Additional Information (Detail) $ in Thousands |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Dec. 20, 2024 USD ($) | Oct. 23, 2024 USD ($) | Dec. 20, 2023 USD ($) Carrier | Jun. 30, 2024 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |
Total assets |  |  |  |  | $ 2,868,343 | $ 2,936,047
Amortization expense of intangible assets |  |  |  |  | $ 33,500 | 27,200
EASO Transaction [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Investment agreement date |  | Oct. 23, 2024 |  |  |  |
Percentage of equity interests acquired |  | 51.00% |  |  | 51.00% |
Consideration for transaction |  | $ 54,716 |  |  |  |
Cash consideration for business acquisition |  | $ 50,995 |  |  |  |
Percentage of assets acquired, liabilities assumed and non-controlling interest |  | 100.00% |  |  |  |
Deferred cash consideration |  | $ 30,639 |  |  | $ 30,600 |
Restricted cash |  |  |  |  | 28,700 |
Contingent consideration |  | $ 3,721 |  |  | $ 3,700 |
Issued and outstanding shares |  |  |  |  | 80.00% |
Amortization expense of intangible assets |  |  |  |  | $ 600 |
Intangible assets, weighted average useful life |  |  |  |  | 10 years 6 months 14 days |
Revenue |  |  |  |  | $ 20,300 |
Operating income |  |  |  |  | 500 |
EASO Transaction [Member] | General and Administrative Expense [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business acquisition, related costs |  |  |  |  | 2,800 |
Forward Air Final Mile Acquisition [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business acquisition date |  |  | Dec. 20, 2023 |  |  |
Percentage of equity interests acquired |  |  | 100.00% |  |  |
Consideration for transaction |  |  | $ 257,200 | $ 3,700 |  |
Cash consideration for business acquisition |  |  |  |  |  | 260,900
Number of network carriers | Carrier |  |  | 350 |  |  |
Estimated fair value of intangible assets |  |  |  |  | 95,100 |
Finite-Lived Intangible Assets, Purchase Accounting Adjustments | $ 39,400 |  |  |  |  |
Goodwill and other intangible assets tax deductible, period |  |  | 15 years |  |  |
Amortization expense of intangible assets |  |  |  |  | $ 8,600 |
Intangible assets, weighted average useful life |  |  |  |  | 11 years 10 months 2 days |
Forward Air Final Mile Acquisition [Member] | General and Administrative Expense [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business acquisition, related costs |  |  |  |  |  | $ 5,100

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