v3.25.2
Earnings per share (EPS) (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Earnings Per Share [Abstract]        
Net income $ 1,332 $ 1,309 $ 1,234 $ 1,423
Net (income) attributable to redeemable noncontrolling interests (8) (10) (8) (12)
Net (income) loss attributable to noncontrolling interests (5) (2) (1) 2
Adjustment of redeemable noncontrolling interests to redemption value (6) (3) (13) (7)
Net Income (Loss) Available to Common Stockholders, Diluted, Total 1,313 1,294 1,212 1,406
Net income attributable to CRH plc for EPS, basic $ 1,313 $ 1,294 $ 1,212 $ 1,406
Denominator        
Weighted average common shares outstanding, basic (in shares) 674,800,000 685,500,000 675,800,000 686,600,000
Effect of dilutive employee share awards (in shares) 2,900,000 3,300,000 4,100,000 4,500,000
Weighted average common shares outstanding, diluted (in shares) 677,700,000 688,800,000 679,900,000 691,100,000
Earnings per share attributable to CRH plc, basic (in USD per share) $ 1.95 $ 1.89 $ 1.79 $ 2.05
Earnings per share attributable to CRH plc, diluted (in USD per share) $ 1.94 $ 1.88 $ 1.78 $ 2.03
Antidilutive securities excluded from computation of earnings per share (in shares)     3,757,241 4,904,276