v3.26.3
ACQUISITIONS - Additional Information (Details)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Feb. 02, 2026
USD ($)
shares
Sep. 30, 2026
USD ($)
business
Jun. 30, 2026
USD ($)
Mar. 31, 2026
USD ($)
Sep. 30, 2025
USD ($)
Jun. 30, 2025
USD ($)
Mar. 31, 2025
USD ($)
Sep. 30, 2026
USD ($)
business
Sep. 30, 2025
USD ($)
Feb. 01, 2026
$ / shares
Business Combination [Line Items]                    
Acquisitions               $ 1,428    
Net sales   $ 2,197     $ 1,387     $ 6,169 $ 4,103  
Number of businesses within segment | business   2           2    
Net (loss) income   $ 114 $ 110 $ (89) 65 $ 72 $ 21 $ 135 158  
Selling, general and administrative expenses   199     142     650 465  
Disposal Group, Held-for-Sale, Not Discontinued Operations                    
Business Combination [Line Items]                    
Noncash loss on assets held for sale   (17)                
Indemnification agreement, loss on assets held for sale   (3)                
Selling, general and administrative expenses   20                
Operating Segments                    
Business Combination [Line Items]                    
Net sales   2,197     1,387     6,169 4,103  
SV                    
Business Combination [Line Items]                    
Acquisitions               1,428    
SV | Operating Segments                    
Business Combination [Line Items]                    
Net sales   657     $ 0     1,744 $ 0  
Net (loss) income   39           17    
REV Acquisition                    
Business Combination [Line Items]                    
Provisional purchase consideration $ 3,384                  
Exchange ratio | shares 0.9809                  
Cash payment per share (in dollars per share) | $ / shares                   $ 8.71
Cash portion of purchase price $ 426                  
Total Terex common shares issued | shares 47,900,000                  
Measurement period adjustment, inventory   4                
Measurement period adjustment, intangibles   63                
Measurement period adjustment, deferred tax liabilities   (14)                
Goodwill, measurement period adjustment   42                
Transaction costs   $ 1           $ 19    
REV Acquisition | SV                    
Business Combination [Line Items]                    
Acquisitions $ 1,428