v3.25.4
Other reserves - Summary of Other Reserves Attributable to Royal Dutch Shell plc Shareholders (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning balance $ 19,766    
Comprehensive income attributable to Shell plc shareholders 19,304 $ 14,379 $ 19,276
Repurchases of shares (14,070) [1] (14,057) (14,571)
Ending balance 21,234 19,766  
Total      
Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning balance 19,766 21,145 21,132
Comprehensive income attributable to Shell plc shareholders 1,467 (1,715) (83)
Transfer from other comprehensive income 26 193 (112)
Repurchases of shares 33 [1] 34 40
Share-based compensation (58) 109 168
Ending balance 21,234 19,766 21,145
Merger reserve      
Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning balance 37,298 37,298 37,298
Ending balance 37,298 37,298 37,298
Share premium reserve      
Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning balance 154 154 154
Ending balance 154 154 154
Capital redemption reserve      
Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning balance 270 236 196
Repurchases of shares 33 34 40
Ending balance 303 270 236
Share plan reserve      
Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning balance 1,417 1,308 1,140
Share-based compensation (58) 109 168
Ending balance 1,359 1,417 1,308
Accumulated other comprehensive income      
Disclosure Of Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning balance (19,373) (17,851) (17,656)
Comprehensive income attributable to Shell plc shareholders 1,467 (1,715) (83)
Transfer from other comprehensive income 26 193 (112)
Ending balance $ (17,880) $ (19,373) $ (17,851)
[1] Includes shares committed to repurchase under irrevocable contracts and repurchases subject to settlement at the end of the year. (See Note 27).