v3.26.3
Business Segment Information - Financial Information Regarding Company's Operations by Geographic Area (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Segment Reporting Information [Line Items]          
Revenues $ 4,107,649 $ 2,894,751 $ 10,392,946 $ 8,213,055  
Directly related cost of transportation and other expenses [1] 2,893,962 1,939,657 7,121,953 5,469,689  
Salaries and related costs 588,267 490,437 1,661,536 1,419,710  
Other operating expenses [2] 180,006 176,615 519,597 522,020  
Operating income 445,414 288,042 1,089,860 801,636  
Identifiable assets at period end 5,786,044 4,779,582 5,786,044 4,779,582 $ 4,893,638
Capital expenditures 18,286 11,098 42,889 40,125  
Depreciation and amortization 14,180 14,248 40,750 42,699  
Equity 2,343,735 2,282,638 2,343,735 2,282,638 $ 2,358,093
Operating Segments | United States Segment          
Segment Reporting Information [Line Items]          
Revenues 1,339,730 928,858 3,458,559 2,660,632  
Directly related cost of transportation and other expenses [1] 779,266 478,767 1,936,978 1,385,038  
Salaries and related costs 330,567 275,595 941,442 799,702  
Other operating expenses [2] (6,709) 29,668 29,314 84,075  
Operating income 236,606 144,828 550,825 391,817  
Identifiable assets at period end 2,867,959 2,580,473 2,867,959 2,580,473  
Capital expenditures 9,086 5,619 22,894 20,172  
Depreciation and amortization 7,520 7,818 21,906 24,652  
Equity 1,479,317 1,513,585 1,479,317 1,513,585  
Operating Segments | Other North America Segment          
Segment Reporting Information [Line Items]          
Revenues 159,379 122,842 430,873 347,455  
Directly related cost of transportation and other expenses [1] 97,950 77,749 268,568 218,370  
Salaries and related costs 27,010 21,978 74,599 61,775  
Other operating expenses [2] 20,188 14,941 51,627 46,495  
Operating income 14,231 8,174 36,079 20,815  
Identifiable assets at period end 226,029 192,957 226,029 192,957  
Capital expenditures 682 253 1,729 736  
Depreciation and amortization 578 506 1,593 1,502  
Equity 58,168 53,799 58,168 53,799  
Operating Segments | Latin America Segment          
Segment Reporting Information [Line Items]          
Revenues 78,069 68,098 205,245 197,391  
Directly related cost of transportation and other expenses [1] 46,615 42,337 120,036 119,717  
Salaries and related costs 13,545 11,162 37,627 32,630  
Other operating expenses [2] 11,035 8,900 29,864 28,559  
Operating income 6,874 5,699 17,718 16,485  
Identifiable assets at period end 141,480 104,334 141,480 104,334  
Capital expenditures 772 240 1,107 739  
Depreciation and amortization 276 244 770 748  
Equity 61,696 41,622 61,696 41,622  
Operating Segments | North Asia Segment          
Segment Reporting Information [Line Items]          
Revenues 1,033,763 721,353 2,453,725 2,053,146  
Directly related cost of transportation and other expenses [1] 856,039 584,631 2,008,461 1,646,538  
Salaries and related costs 50,400 41,158 132,946 118,205  
Other operating expenses [2] 49,466 38,723 125,425 113,289  
Operating income 77,858 56,841 186,893 175,114  
Identifiable assets at period end 697,273 463,689 697,273 463,689  
Capital expenditures 1,064 812 2,146 5,862  
Depreciation and amortization 1,211 1,442 3,737 3,674  
Equity 218,782 205,772 218,782 205,772  
Operating Segments | South Asia Segment          
Segment Reporting Information [Line Items]          
Revenues 691,788 406,104 1,683,743 1,130,212  
Directly related cost of transportation and other expenses [1] 558,644 318,614 1,332,761 877,464  
Salaries and related costs 41,336 29,957 110,569 86,596  
Other operating expenses [2] 34,229 24,478 93,926 75,880  
Operating income 57,579 33,055 146,487 90,272  
Identifiable assets at period end 592,354 341,607 592,354 341,607  
Capital expenditures 1,015 1,172 2,828 3,235  
Depreciation and amortization 810 693 2,375 1,885  
Equity 182,522 133,471 182,522 133,471  
Operating Segments | Europe Segment          
Segment Reporting Information [Line Items]          
Revenues 533,542 487,889 1,502,301 1,360,396  
Directly related cost of transportation and other expenses [1] 346,775 318,393 965,376 883,987  
Salaries and related costs 99,837 91,301 293,187 261,763  
Other operating expenses [2] 52,320 47,005 144,969 132,242  
Operating income 34,610 31,190 98,769 82,404  
Identifiable assets at period end 876,247 819,342 876,247 819,342  
Capital expenditures 4,349 1,312 9,011 4,396  
Depreciation and amortization 2,988 2,950 7,998 8,387  
Equity 328,968 264,690 328,968 264,690  
Operating Segments | Middle East Africa and India Segment          
Segment Reporting Information [Line Items]          
Revenues 274,515 161,835 666,889 470,165  
Directly related cost of transportation and other expenses [1] 211,179 120,771 496,019 342,862  
Salaries and related costs 25,572 19,286 71,166 59,039  
Other operating expenses [2] 20,108 13,531 46,601 43,574  
Operating income 17,656 8,247 53,103 24,690  
Identifiable assets at period end 419,685 292,545 419,685 292,545  
Capital expenditures 1,318 1,690 3,174 4,985  
Depreciation and amortization 797 595 2,371 1,851  
Equity 177,210 164,295 177,210 164,295  
Intersegment Eliminations          
Segment Reporting Information [Line Items]          
Revenues (3,137) (2,228) (8,389) (6,342)  
Directly related cost of transportation and other expenses [1] (2,506) (1,605) (6,246) (4,287)  
Other operating expenses [2] (631) (631) (2,129) (2,094)  
Operating income   8 (14) 39  
Identifiable assets at period end (34,983) (15,365) (34,983) (15,365)  
Equity $ (162,928) $ (94,596) $ (162,928) $ (94,596)  
[1] Directly related cost of transportation and other expenses totals operating expenses from airfreight services, ocean freight and ocean services and customs brokerage and other services as shown in the condensed consolidated statements of earnings.
[2] Other operating expenses totals rent and occupancy, depreciation and amortization, selling and promotion and other as shown in the condensed consolidated statements of earnings.