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PROPERTY PLANT AND EQUIPMENT - Summary of Property, Plant And Equipment (Details)
$ in Millions
 9 Months Ended
Sep. 30, 2023
USD ($)
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period $ 10,596
Property, plant and equipment at end of period 10,594
Land and Land Improvements  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at end of period 95
Building and Leasehold Improvements  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at end of period 3,737
Equipment  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at end of period 4,033
Computer  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at end of period 41
Construction in Progress  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at end of period 2,688
Cost  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period 34,381
Additions 970
Transfers from construction in progress 0
Disposals (265)
Effect of exchange rate changes (6)
Property, plant and equipment at end of period 35,080
Cost | Land and Land Improvements  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period 122
Additions 16
Disposals 0
Effect of exchange rate changes 0
Property, plant and equipment at end of period 138
Cost | Building and Leasehold Improvements  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period 7,867
Additions 66
Transfers from construction in progress 594
Disposals (25)
Effect of exchange rate changes (2)
Property, plant and equipment at end of period 8,500
Cost | Equipment  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period 22,569
Additions 4
Transfers from construction in progress 957
Disposals (225)
Effect of exchange rate changes (4)
Property, plant and equipment at end of period 23,301
Cost | Computer  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period 439
Additions 3
Transfers from construction in progress 5
Disposals (1)
Effect of exchange rate changes 0
Property, plant and equipment at end of period 446
Cost | Construction in Progress  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period 3,384
Additions 881
Transfers from construction in progress (1,556)
Disposals (14)
Effect of exchange rate changes 0
Property, plant and equipment at end of period 2,695
Accumulated Depreciation and Impairment  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period (23,785)
Additions (952)
Disposals 245
Effect of exchange rate changes 6
Property, plant and equipment at end of period (24,486)
Accumulated Depreciation and Impairment | Land and Land Improvements  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period (39)
Additions (4)
Disposals 0
Effect of exchange rate changes 0
Property, plant and equipment at end of period (43)
Accumulated Depreciation and Impairment | Building and Leasehold Improvements  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period (4,544)
Additions (238)
Disposals 19
Effect of exchange rate changes 0
Property, plant and equipment at end of period (4,763)
Accumulated Depreciation and Impairment | Equipment  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period (18,804)
Additions (695)
Disposals 225
Effect of exchange rate changes 6
Property, plant and equipment at end of period (19,268)
Accumulated Depreciation and Impairment | Computer  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period (391)
Additions (15)
Disposals 1
Effect of exchange rate changes 0
Property, plant and equipment at end of period (405)
Accumulated Depreciation and Impairment | Construction in Progress  
Reconciliation of changes in property, plant and equipment [abstract]  
Property, plant and equipment at beginning of period (7)
Additions 0
Disposals 0
Effect of exchange rate changes 0
Property, plant and equipment at end of period $ (7)