SEGMENT REPORTING - Schedule of Reportable Segment Information (Details) $ in Thousands |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
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Jun. 30, 2026
USD ($)
employee
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Jun. 30, 2025
USD ($)
employee
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Jun. 30, 2026
USD ($)
employee
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Jun. 30, 2025
USD ($)
employee
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Dec. 31, 2025
USD ($)
|
|
| Segment Reporting [Line Items] | |||||
| Total revenues | $ 4,934,098 | $ 4,136,543 | $ 8,947,032 | $ 8,183,283 | |
| Personnel expenses | 338,472 | 335,322 | 691,195 | 683,875 | |
| Other selling, general, and administrative expenses | 143,751 | 141,990 | 275,835 | 289,672 | |
| Income from operations | 255,743 | 215,919 | 431,429 | 392,772 | |
| Interest and other income/expense, net | (17,878) | (22,026) | (26,891) | (42,077) | |
| Income before provision for income taxes | 237,865 | 193,893 | 404,538 | 350,695 | |
| Depreciation and amortization | 22,569 | 24,866 | 47,421 | 50,508 | |
| Total assets | $ 5,843,506 | $ 5,321,911 | $ 5,843,506 | $ 5,321,911 | $ 5,058,381 |
| Average headcount (employee) | employee | 11,471 | 12,858 | 11,599 | 13,166 | |
| Transportation and logistics services | |||||
| Segment Reporting [Line Items] | |||||
| Total revenues | $ 4,524,773 | $ 3,746,660 | $ 8,168,484 | $ 7,468,575 | |
| Purchased products and services | 3,828,412 | 3,092,641 | 6,843,722 | 6,174,011 | |
| Operating Segments | |||||
| Segment Reporting [Line Items] | |||||
| Total revenues | 4,489,873 | 3,716,027 | 8,101,926 | 7,359,335 | |
| Income from operations | 250,815 | 215,321 | 427,629 | 401,935 | |
| All Other and Corporate | |||||
| Segment Reporting [Line Items] | |||||
| Total revenues | 444,225 | 420,516 | 845,106 | 823,948 | |
| Income from operations | 4,928 | 598 | 3,800 | (9,163) | |
| Depreciation and amortization | 16,320 | 17,863 | 34,474 | 36,557 | |
| Total assets | $ 1,114,214 | $ 1,017,096 | $ 1,114,214 | $ 1,017,096 | |
| Average headcount (employee) | employee | 3,101 | 3,139 | 3,100 | 3,414 | |
| NAST | Operating Segments | |||||
| Segment Reporting [Line Items] | |||||
| Total revenues | $ 3,593,269 | $ 2,918,227 | $ 6,540,592 | $ 5,786,647 | |
| Personnel expenses | 158,291 | 158,174 | 334,387 | 320,984 | |
| Other selling, general, and administrative expenses | 121,253 | 110,083 | 231,104 | 221,926 | |
| Income from operations | 189,845 | 163,991 | 334,975 | 307,662 | |
| Depreciation and amortization | 4,763 | 4,815 | 9,526 | 9,624 | |
| Total assets | $ 3,453,880 | $ 2,971,926 | $ 3,453,880 | $ 2,971,926 | |
| Average headcount (employee) | employee | 4,671 | 5,283 | 4,732 | 5,283 | |
| NAST | Operating Segments | Transportation and logistics services | |||||
| Segment Reporting [Line Items] | |||||
| Purchased products and services | $ 3,123,880 | $ 2,485,979 | $ 5,640,126 | $ 4,936,075 | |
| Global Forwarding | Operating Segments | |||||
| Segment Reporting [Line Items] | |||||
| Total revenues | 896,604 | 797,800 | 1,561,334 | 1,572,688 | |
| Personnel expenses | 79,068 | 88,059 | 157,965 | 175,788 | |
| Other selling, general, and administrative expenses | 48,792 | 48,192 | 100,502 | 102,148 | |
| Income from operations | 60,970 | 51,330 | 92,654 | 94,273 | |
| Depreciation and amortization | 1,486 | 2,188 | 3,421 | 4,327 | |
| Total assets | $ 1,275,412 | $ 1,332,889 | $ 1,275,412 | $ 1,332,889 | |
| Average headcount (employee) | employee | 3,699 | 4,436 | 3,767 | 4,469 | |
| Global Forwarding | Operating Segments | Transportation and logistics services | |||||
| Segment Reporting [Line Items] | |||||
| Purchased products and services | $ 707,774 | $ 610,219 | $ 1,210,213 | $ 1,200,479 | |
| X | ||||||||||
- Definition Entity Number of Employees, Weighted Average During Period No definition available.
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| X | ||||||||||
- Definition The aggregate amount of income from investments and other nonoperating income or expense. No definition available.
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- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of selling, general and administrative expense classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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