XML 77 R62.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Provisions - Summary of Provisions (Detail) - USD ($)
$ in Millions
 6 Months Ended 12 Months Ended
Jun. 30, 2024
Dec. 31, 2023
Disclosure of detailed information about provisions [line items]    
Beginning Balance $ 7,957 $ 7,179
Change in provision (425) 541
Unwinding of present value discount 145 237
Ending Balance 7,677 7,957
Current 1,223 1,506
Non-current 6,454 6,451
Net carrying amount 7,677 7,957
Restoration [member]    
Disclosure of detailed information about provisions [line items]    
Beginning Balance [1] 7,154 6,253
Change in provision [1] (449) 664
Unwinding of present value discount [1] 144 237
Ending Balance [1] 6,849 7,154
Current [1] 698 1,011
Non-current [1] 6,151 6,143
Net carrying amount [1] 6,849 7,154
Employee benefits [member]    
Disclosure of detailed information about provisions [line items]    
Beginning Balance 522 517
Change in provision (31) 5
Unwinding of present value discount 0 0
Ending Balance 491 522
Current 302 351
Non-current 189 171
Net carrying amount 491 522
Other [member]    
Disclosure of detailed information about provisions [line items]    
Beginning Balance 281 409
Change in provision 55 (128)
Unwinding of present value discount 1 0
Ending Balance 337 281
Current 223 144
Non-current 114 137
Net carrying amount $ 337 $ 281
[1] 2024 change in provision is due to a revision of discount rates of $147 million (primarily due to an increase in risk-free rates), changes in foreign exchange rates of $84 million and provisions used of $358 million, offset by changes in estimates of $140 million.