RESTRUCTURING - Schedule of By Segment (Details) - 2025 Restructuring Program - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 7,490	$ 3,881	$ 27,704	$ 3,881
Income Statement Location [Axis]: us-gaap:LaborAndRelatedExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	583	217	2,032	217
Income Statement Location [Axis]: us-gaap:OtherSellingGeneralAndAdministrativeExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	(526)	0	918	0
NAST
Restructuring Cost and Reserve [Line Items]
Restructuring charges	138		180
Global Forwarding
Restructuring Cost and Reserve [Line Items]
Restructuring charges	(828)		599
All Other and Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring charges	164		139
Severance and Other Personnel Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring charges	8,016	3,881	26,786	3,881
Severance and Other Personnel Expenses \| NAST
Restructuring Cost and Reserve [Line Items]
Restructuring charges	2,019	677	18,053	677
Severance and Other Personnel Expenses \| Global Forwarding
Restructuring Cost and Reserve [Line Items]
Restructuring charges	2,998	2,576	4,081	2,576
Severance and Other Personnel Expenses \| All Other and Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 2,999	$ 628	$ 4,652	$ 628

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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- 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.

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