v3.25.4
STOCKHOLDERS' EQUITY - Capital Stock Information (Details) - USD ($)
3 Months Ended 12 Months Ended
May 31, 2021
Mar. 31, 2026
Dec. 31, 2025
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Sep. 30, 2024
Jun. 30, 2024
Mar. 31, 2024
Dec. 31, 2023
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Jul. 12, 2018
Share Repurchase Program [Line Items]                                      
Common stock, shares issued (in shares)     85,500,000       85,100,000               85,500,000 85,100,000      
Common Stock, unissued shares (in shares)     214,500,000                       214,500,000        
Value of treasury stock on an average cost basis (in dollars)     $ 722,000,000       $ 672,000,000               $ 722,000,000 $ 672,000,000      
Preferred stock, shares authorized (in shares)     50,000,000                       50,000,000        
Preferred stock, par value per share (in dollars per share)     $ 0.01                       $ 0.01        
Preferred stock, shares outstanding (in shares)     0       0               0 0      
Tax benefit related to stock-based compensation arrangements (in dollars)                             $ 6,000,000        
Common stock authorized to repurchase     $ 150,000,000                       $ 150,000,000     $ 150,000,000 $ 300,000,000
Common stock dividends declared (in dollars per share)     $ 0.17 $ 0.17 $ 0.17 $ 0.17 $ 0.17 $ 0.17 $ 0.17 $ 0.17 $ 0.17 $ 0.17 $ 0.15 $ 0.15          
Treasury stock (in shares)     20,600,000       19,400,000               20,600,000 19,400,000      
Subsequent Event                                      
Share Repurchase Program [Line Items]                                      
Common stock dividends declared (in dollars per share)   $ 0.17                                  
Common Stock                                      
Share Repurchase Program [Line Items]                                      
Common stock, shares outstanding (in shares)     64,900,000       65,700,000       66,100,000       64,900,000 65,700,000 66,100,000 66,800,000  
Stock Options and Restricted Stock                                      
Share Repurchase Program [Line Items]                                      
Common Stock reserved for contingently issuable shares (in shares)     1,700,000                       1,700,000        
Restricted Stock, Time-Based                                      
Share Repurchase Program [Line Items]                                      
Percentage of awards vesting                             64.00%        
Performance Shares                                      
Share Repurchase Program [Line Items]                                      
Percentage of awards vesting                             25.00%        
Market Condition Award                                      
Share Repurchase Program [Line Items]                                      
Percentage of awards vesting                             11.00%        
Restricted Stock Awards                                      
Share Repurchase Program [Line Items]                                      
Granted (in shares)                             982,971        
Unrecognized compensation costs (in dollars)     $ 46,000,000                       $ 46,000,000        
Weighted average period of unrecognized compensation costs will be recognized (in years)                             1 year 8 months 12 days        
Total fair value of shares vested (in dollars)                             $ 34,000,000 $ 45,000,000 $ 31,000,000    
Granted (in dollars per shares)                             $ 41.50 $ 59.62 $ 57.53    
All Company Stock Plans                                      
Share Repurchase Program [Line Items]                                      
Number of common shares held in rabbi trust (in shares)     700,000                       700,000        
Value of common shares held in rabbi trust (in dollars)     $ 22,000,000                       $ 22,000,000        
Terex Corporation 2018 Omnibus Incentive Plan                                      
Share Repurchase Program [Line Items]                                      
Additional shares authorized (in shares) 2,000,000                                    
Shares available for grant (in shares)     1,400,000                       1,400,000