v3.25.2
Leases - Summary of Right-of-use Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1   $ 24,079
At December 31 $ 26,453  
Impairment losses on right-of-use assets 438 72
Impairment reversals on right-of-use assets 11 2
Production    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1   5,451
At December 31 5,811  
Manufacturing, supply and distribution    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1   11,436
At December 31 14,433  
Other    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1   7,192
At December 31 6,209  
Cost    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1 44,233 41,037
Additions 7,241 4,540
Sales, retirements and other movements (3,582) (1,127)
Reclassifications   0
Currency translation differences (662) (217)
At December 31 47,230 44,233
Cost | Production    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1 12,597 14,675
Additions 1,669 790
Sales, retirements and other movements (554) (116)
Reclassifications   (2,779)
Currency translation differences (147) 27
At December 31 13,565 12,597
Cost | Manufacturing, supply and distribution    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1 19,485 16,463
Additions 4,912 2,442
Sales, retirements and other movements (565) 29
Reclassifications   527
Currency translation differences (94) 24
At December 31 23,738 19,485
Cost | Other    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1 12,151 9,899
Additions 660 1,308
Sales, retirements and other movements (2,463) (1,040)
Reclassifications   2,252
Currency translation differences (421) (268)
At December 31 9,927 12,151
Depreciation, depletion and amortisation, including impairments    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1 (20,154) (17,920)
Charge for the year 5,428 4,808
Sales, retirements and other movements 4,573 2,494
Reclassifications   0
Currency translation differences (232) (80)
At December 31 (20,777) (20,154)
Depreciation, depletion and amortisation, including impairments | Production    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1 (7,146) (8,275)
Charge for the year 1,525 1,382
Sales, retirements and other movements 891 303
Reclassifications   (2,217)
Currency translation differences (26) 9
At December 31 (7,754) (7,146)
Depreciation, depletion and amortisation, including impairments | Manufacturing, supply and distribution    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1 (8,049) (6,695)
Charge for the year 2,837 2,428
Sales, retirements and other movements 1,552 1,149
Reclassifications   63
Currency translation differences (29) 12
At December 31 (9,305) (8,049)
Depreciation, depletion and amortisation, including impairments | Other    
Disclosure of quantitative information about right-of-use assets [line items]    
At January 1 (4,959) (2,950)
Charge for the year 1,066 998
Sales, retirements and other movements 2,130 1,042
Reclassifications   2,154
Currency translation differences (177) (101)
At December 31 $ (3,718) $ (4,959)