v3.26.1
Earnings Per Share - Schedule of Basic and Diluted Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Numerator:        
Net income $ 134 $ 99 $ 239 $ 239
Less: Net income attributable to noncontrolling interest 15 2 35 8
Net income attributable to Solstice Advanced Materials $ 119 $ 97 $ 204 $ 231
Denominator:        
Weighted average number of common shares outstanding - basic (in shares) 158.8 158.7 158.8 158.7
Dilutive effect of stock-based compensation plans (in shares) 0.6 0.0 0.6 0.0
Weighted average number of common shares outstanding - diluted (in shares) 159.4 158.7 159.3 158.7
Basic EPS (in usd per share) $ 0.75 $ 0.61 $ 1.28 $ 1.46
Diluted EPS (in usd per share) $ 0.75 $ 0.61 $ 1.28 $ 1.46