v3.26.1
Segment Reporting - Reportable Operating Segments (Details)
$ in Thousands
 3 Months Ended 6 Months Ended 9 Months Ended
May 31, 2026
USD ($)
May 31, 2025
USD ($)
Nov. 30, 2025
USD ($)
divestiture
May 31, 2026
USD ($)
May 31, 2025
USD ($)
Aug. 31, 2025
USD ($)
Segment Reporting Information [Line Items]            
Total Revenues $ 18,718,144 $ 17,727,871   $ 55,504,334 $ 52,076,717  
Business optimization costs 0 0 $ 923,000 307,541 0  
OPERATING INCOME 3,175,298 2,982,782   8,542,543 8,175,973  
Property & equipment, net 1,619,981 1,611,098   1,619,981 1,611,098 $ 1,566,374
Employee severance     628,000      
Asset impairments     $ 295,000      
Number of divestitures | divestiture     2      
Americas            
Segment Reporting Information [Line Items]            
Total Revenues 9,137,772 8,966,131   27,114,233 26,252,324  
Property & equipment, net 561,318 614,590   561,318 614,590  
EMEA            
Segment Reporting Information [Line Items]            
Total Revenues 6,873,448 6,231,849   20,378,072 18,447,676  
Property & equipment, net 510,831 519,871   510,831 519,871  
Asia Pacific            
Segment Reporting Information [Line Items]            
Total Revenues 2,706,924 2,529,891   8,012,029 7,376,717  
Property & equipment, net 547,832 476,637   547,832 476,637  
Operating Segments            
Segment Reporting Information [Line Items]            
Payroll costs 11,834,087 11,491,883   36,017,543 34,125,994  
Non-payroll costs including subcontractor costs 3,317,913 2,860,546   9,480,395 8,622,367  
Depreciation and amortization 390,846 392,660   1,156,312 1,152,383  
Business optimization costs       307,541    
OPERATING INCOME 3,175,298 2,982,782   8,542,543 8,175,973  
Net assets 9,938,761 9,563,360   9,938,761 9,563,360  
Operating Segments | Americas            
Segment Reporting Information [Line Items]            
Payroll costs 5,629,691 5,564,340   17,278,889 16,872,155  
Non-payroll costs including subcontractor costs 1,616,931 1,474,113   4,588,794 4,430,268  
Depreciation and amortization 183,052 208,048   551,309 612,594  
Business optimization costs       66,749    
OPERATING INCOME 1,708,098 1,719,630   4,628,492 4,337,307  
Net assets 6,398,459 5,974,197   6,398,459 5,974,197  
Operating Segments | EMEA            
Segment Reporting Information [Line Items]            
Payroll costs 4,536,068 4,368,653   13,769,522 12,649,248  
Non-payroll costs including subcontractor costs 1,191,989 968,311   3,419,780 2,956,569  
Depreciation and amortization 151,385 141,792   447,715 413,554  
Business optimization costs       169,811    
OPERATING INCOME 994,006 753,093   2,571,244 2,428,305  
Net assets 3,605,463 3,500,643   3,605,463 3,500,643  
Operating Segments | Asia Pacific            
Segment Reporting Information [Line Items]            
Payroll costs 1,668,328 1,558,890   4,969,132 4,604,591  
Non-payroll costs including subcontractor costs 508,993 418,122   1,471,821 1,235,530  
Depreciation and amortization 56,409 42,820   157,288 126,235  
Business optimization costs       70,981    
OPERATING INCOME 473,194 510,059   1,342,807 1,410,361  
Net assets $ (65,161) $ 88,520   $ (65,161) $ 88,520