v3.25.2
Climate change and energy transition - Additional Information 3 (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2024
USD ($)
outlook
$ / MMBTU
$ / bbl
$ / barrel
Dec. 31, 2023
USD ($)
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment $ 185,219 $ 194,835
Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 60,000 57,700
Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment $ 63,400 70,900
Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Number of external price outlooks | outlook 3  
Priceline 1 | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment   84,000
Priceline 1 | Maximum | Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   16,000
Priceline 1 | Maximum | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   5,000
Priceline 1 | Minimum | Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   12,000
Priceline 1 | Minimum | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   3,000
Priceline 2 | Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment   72,000
Priceline 2 | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment   84,000
Priceline 2 | Maximum | Gas assets    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   10,000
Priceline 2 | Minimum | Gas assets    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   8,000
Priceline 2 | Minimum | Upstream assets    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   1,000
Priceline 3 | Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment   72,000
Priceline 3 | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment   84,000
Priceline 3 | Maximum | Gas assets    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   20,000
Priceline 3 | Maximum | Upstream assets    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   5,000
Priceline 3 | Minimum | Gas assets    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   15,000
Priceline 3 | Minimum | Upstream assets    
Disclosure of Climate Change and Energy Transition [Line Items]    
Recoverable amount   3,000
IEA NZE50 | Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment $ 74,000 72,000
IEA NZE50 | Integrated Gas | Bottom of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (21,000) (15,000)
IEA NZE50 | Integrated Gas | Top of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (27,000) (20,000)
IEA NZE50 | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 77,000 84,000
IEA NZE50 | Upstream | Bottom of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (5,000) (3,000)
IEA NZE50 | Upstream | Top of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (7,000) (5,000)
Shell mid-price | Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 74,000 72,000
Shell mid-price | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 77,000 84,000
-2 Degrees Celsius External Climate Change    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 151,000 156,000
-2 Degrees Celsius External Climate Change | Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 74,000 72,000
-2 Degrees Celsius External Climate Change | Integrated Gas | Bottom of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (11,000) (12,000)
-2 Degrees Celsius External Climate Change | Integrated Gas | Top of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (15,000) (16,000)
-2 Degrees Celsius External Climate Change | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 77,000 84,000
-2 Degrees Celsius External Climate Change | Upstream | Bottom of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (1,000) (3,000)
-2 Degrees Celsius External Climate Change | Upstream | Top of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (3,000) (5,000)
Hybrid Shell Plan + IEA NZE50 | Integrated Gas    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 74,000 72,000
Hybrid Shell Plan + IEA NZE50 | Integrated Gas | Bottom of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (7,000) (8,000)
Hybrid Shell Plan + IEA NZE50 | Integrated Gas | Top of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices (10,000) (10,000)
Hybrid Shell Plan + IEA NZE50 | Upstream    
Disclosure of Climate Change and Energy Transition [Line Items]    
Property, plant and equipment 77,000 84,000
Hybrid Shell Plan + IEA NZE50 | Upstream | Bottom of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices 0 (1,000)
Hybrid Shell Plan + IEA NZE50 | Upstream | Top of range    
Disclosure of Climate Change and Energy Transition [Line Items]    
Sensitivity effect of change in average prices $ (1,000) $ (3,000)
2025 | IHS Markit ACCS 2024 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 110  
2025 | IHS Markit ACCS 2024 | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 10  
2025 | IHS Markit ACCS 2024 | Priceline 1 | Asia    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 11  
2025 | Woodmac WM AET-1 5 Degree | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 64  
2025 | Woodmac WM AET-1 5 Degree | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 13  
2025 | Woodmac WM AET-1 5 Degree | Priceline 1 | Asia    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 14  
2025 | Woodmac WM AET-1 5 Degree | Priceline 1 | Henry Hub natural gas ($/MMBtu)    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 3  
2025 | IEA NZE50 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / barrel 72  
2025 | IEA NZE50 | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 10  
2025 | IEA NZE50 | Priceline 1 | Asia    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 11  
2025 | IEA NZE50 | Priceline 1 | Henry Hub natural gas ($/MMBtu)    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / barrel 3  
2026-2027 | IHS Markit ACCS 2024 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 100  
2028 | IHS Markit ACCS 2024 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 50  
2030 | Woodmac WM AET-1 5 Degree | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 6  
2030 | Woodmac WM AET-1 5 Degree | Priceline 1 | Asia    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 7  
2030 | IEA NZE50    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 37  
2030 | IEA NZE50 | Priceline 1 | Asia    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 5  
2030 | Shell mid-price    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 70  
2032 | IHS Markit ACCS 2024 | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 4  
2033 | IHS Markit ACCS 2024 | Priceline 1 | Asia    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 6  
2035 | Woodmac WM AET-1 5 Degree | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 9  
2035 | Woodmac WM AET-1 5 Degree | Priceline 1 | Henry Hub natural gas ($/MMBtu)    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 4  
2036 | Woodmac WM AET-1 5 Degree | Priceline 1 | Asia | Minimum    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 10  
2037 | IHS Markit ACCS 2024 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 31  
2042 | IHS Markit ACCS 2024 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 3  
2048 | IHS Markit ACCS 2024 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 92  
2050 | IHS Markit ACCS 2024 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 90  
Expected gas price (USD per barrel) | $ / MMBTU 4  
2050 | IHS Markit ACCS 2024 | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 5  
2050 | IHS Markit ACCS 2024 | Priceline 1 | Asia | Maximum    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 7  
2050 | Woodmac WM AET-1 5 Degree | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / bbl 28  
2050 | Woodmac WM AET-1 5 Degree | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 6  
2050 | Woodmac WM AET-1 5 Degree | Priceline 1 | Asia | Maximum    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 7  
2050 | IEA NZE50 | Priceline 1    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected oil price (USD per barrel) | $ / barrel 26  
2050 | IEA NZE50 | Priceline 1 | Europe    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / MMBTU 4  
2050 | IEA NZE50 | Priceline 1 | Henry Hub natural gas ($/MMBtu)    
Disclosure of Climate Change and Energy Transition [Line Items]    
Expected gas price (USD per barrel) | $ / barrel 2