v3.26.1
Earnings (Loss) Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Earnings (Loss):        
Net income (loss) $ 53,643 $ 7,962 $ 80,232 $ (5,298)
Less: Allocation to participating securities, Basic 0 1 0 0
Less: Allocation to participating securities, Diluted 0 1 0 0
Net income (loss) attributable to Sotera Health Company common shareholders, Basic 53,643 7,961 80,232 (5,298)
Net income (loss) attributable to Sotera Health Company common shareholders, Diluted $ 53,643 $ 7,961 $ 80,232 $ (5,298)
Weighted Average Common Shares:        
Weighted-average common shares outstanding - basic (in shares) 285,773 283,933 285,333 283,747
Dilutive effect of potential common shares (in shares) 2,375 1,823 2,582 0
Weighted-average common shares outstanding - diluted (in shares) 288,148 285,756 287,915 283,747
Earnings per Common Share:        
Net income (loss) per common share attributable to Sotera Health Company common shareholders - basic (in dollars per share) $ 0.19 $ 0.03 $ 0.28 $ (0.02)
Net income (loss) per common share attributable to Sotera Health Company common shareholders - diluted (in dollars per share) $ 0.19 $ 0.03 $ 0.28 $ (0.02)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Antidilutive securities excluded from computation of earnings per share (in shares) 5,051 7,039 4,926 11,443
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Antidilutive securities excluded from computation of earnings per share (in shares) 4,676 5,566 4,672 8,299
RSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Antidilutive securities excluded from computation of earnings per share (in shares) 375 1,473 254 2,669
PSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Antidilutive securities excluded from computation of earnings per share (in shares) 0 0 0 475