v3.26.1
Earnings per Share - Reconciliation of Net Income and Number of Shares used in Computation of Earnings 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
Basic Earnings        
Income attributable to STWD common stockholders $ 6,557 $ 129,814 $ 58,435 $ 242,069
Less: Income attributable to participating shares not already deducted as non-controlling interests (2,439) (2,099) (5,013) (4,364)
Basic earnings 4,118 127,715 53,422 237,705
Diluted Earnings        
Income attributable to STWD common stockholders 6,557 129,814 58,435 242,069
Less: Income attributable to participating shares not already deducted as non-controlling interests (2,439) (2,099) (5,013) (4,364)
Diluted earnings $ 4,118 $ 127,715 $ 53,422 $ 237,705
Number of Shares:        
Basic - Average shares outstanding (in shares) 366,401 336,945 366,430 336,007
Effect of dilutive securities - Contingently issuable shares (in shares) 0 5 0 5
Effect of dilutive securities - Unvested non-participating shares (in shares) 330 195 323 196
Diluted - Average shares outstanding (in shares) 366,731 337,145 366,753 336,208
Earnings Per Share Attributable to STWD Common Stockholders:        
Basic (in dollars per share) $ 0.01 $ 0.38 $ 0.15 $ 0.71
Diluted (in dollars per share) $ 0.01 $ 0.38 $ 0.15 $ 0.71