v3.26.1
EQUITY - Schedule of Changes in Total Equity (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Cash dividend on common stock (in usd per share) $ 0.52 $ 0.49
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period $ 8,548.9  
Net earnings attributable to Vulcan 166.0 $ 129.4
Other comprehensive income 1.4 1.4
Balance at end of period 8,475.7 8,158.5
Parent    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period 8,525.1 8,118.6
Net earnings attributable to Vulcan 165.5 128.9
Share-based compensation plans, net of shares withheld for taxes (37.9) (24.6)
Purchase and retirement of common stock (150.4) (38.1)
Share-based compensation expense 15.5 13.9
Cash dividends on common stock ($0.52/$0.49 per share, respectively) (67.9) (66.0)
Other comprehensive income 1.4 1.4
Balance at end of period 8,451.3 8,134.1
Noncontrolling Interest    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period 23.8 23.9
Net earnings attributable to Vulcan 0.5 0.5
Other noncontrolling interest 0.1 0.0
Balance at end of period $ 24.4 $ 24.4