v3.25.3
EARNINGS PER SHARE (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Basic        
Net income attributable to Honeywell $ 1,825 $ 1,413 $ 4,844 $ 4,420
Weighted average shares outstanding (in shares) 635.3 650.4 640.3 651.0
Earnings per share of common stock - basic (in dollars per share) $ 2.87 $ 2.17 $ 7.57 $ 6.79
Assuming Dilution        
Net income attributable to Honeywell $ 1,825 $ 1,413 $ 4,844 $ 4,420
Average shares        
Weighted average shares outstanding (in shares) 635.3 650.4 640.3 651.0
Dilutive securities issuable - stock plans (in shares) 3.5 3.7 3.7 4.2
Total weighted average diluted shares outstanding (in shares) 638.8 654.1 644.0 655.2
Earnings per share of common stock - assuming dilution (in dollars per share) $ 2.86 $ 2.16 $ 7.52 $ 6.75
Stock options excluded from diluted computations (in shares) 1.7 4.1 2.6 5.2
Total shareowners' equity (in shares) 634.9 650.2 634.9 650.2
Shares issued (in shares) 957.6 957.6 957.6 957.6