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PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($)
$ in Millions
 6 Months Ended 12 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance $ 38,655  
Ending balance 37,469 $ 38,655
Current lease liabilities 404  
Non-current lease liabilities 3,242  
Utilities    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 7,936  
Ending balance 7,292 7,936
Right-of-use assets 118  
Transport    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 8,376  
Ending balance 8,154 8,376
Right-of-use assets 1,044  
Data Infrastructure    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 7,695  
Ending balance 7,430 7,695
Right-of-use assets 2,174  
Midstream    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 14,648  
Ending balance 14,593 14,648
Right-of-use assets 369  
Gross Carrying Amount:    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 39,749 30,900
Additions, net of disposals 1,152 1,764
Acquisitions through business combinations 33 10,179
Assets held by subsidiaries disposed during the period   (2,315)
Non-cash disposals (75) (517)
Assets reclassified as held for sale (8)  
Net foreign currency exchange differences (1,532) (262)
Ending balance 39,319 39,749
Gross Carrying Amount: | Utilities    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 7,565 9,289
Additions, net of disposals 218 478
Acquisitions through business combinations 0 180
Assets held by subsidiaries disposed during the period   (2,300)
Non-cash disposals (105) 34
Assets reclassified as held for sale 0  
Net foreign currency exchange differences (535) (116)
Ending balance 7,143 7,565
Gross Carrying Amount: | Transport    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 8,998 8,697
Additions, net of disposals 274 434
Acquisitions through business combinations 0 134
Assets held by subsidiaries disposed during the period   (15)
Non-cash disposals (2) (107)
Assets reclassified as held for sale (8)  
Net foreign currency exchange differences (292) (145)
Ending balance 8,970 8,998
Gross Carrying Amount: | Data Infrastructure    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 8,324 8,593
Additions, net of disposals 233 429
Acquisitions through business combinations 33 0
Assets held by subsidiaries disposed during the period   0
Non-cash disposals 38 (532)
Assets reclassified as held for sale 0  
Net foreign currency exchange differences (411) (166)
Ending balance 8,217 8,324
Gross Carrying Amount: | Midstream    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 14,862 4,321
Additions, net of disposals 427 423
Acquisitions through business combinations 0 9,865
Assets held by subsidiaries disposed during the period   0
Non-cash disposals (6) 88
Assets reclassified as held for sale 0  
Net foreign currency exchange differences (294) 165
Ending balance 14,989 14,862
Accumulated depreciation:    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (4,191) (3,636)
Assets held by subsidiaries disposed during the period   675
Non-cash disposals 18 188
Assets reclassified as held for sale 4  
Net foreign currency exchange differences 235 59
Depreciation expense (795) (1,522)
Disposals   45
Ending balance (4,729) (4,191)
Accumulated depreciation: | Utilities    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (1,272) (1,613)
Assets held by subsidiaries disposed during the period   663
Non-cash disposals 0 0
Assets reclassified as held for sale 0  
Net foreign currency exchange differences 93 11
Depreciation expense (160) (352)
Disposals   (19)
Ending balance (1,339) (1,272)
Accumulated depreciation: | Transport    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (1,668) (1,404)
Assets held by subsidiaries disposed during the period   12
Non-cash disposals 10 140
Assets reclassified as held for sale 4  
Net foreign currency exchange differences 86 56
Depreciation expense (232) (481)
Disposals   (9)
Ending balance (1,800) (1,668)
Accumulated depreciation: | Data Infrastructure    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (629) (263)
Assets held by subsidiaries disposed during the period   0
Non-cash disposals 5 45
Assets reclassified as held for sale 0  
Net foreign currency exchange differences 32 8
Depreciation expense (195) (419)
Disposals   0
Ending balance (787) (629)
Accumulated depreciation: | Midstream    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (622) (356)
Assets held by subsidiaries disposed during the period   0
Non-cash disposals 3 3
Assets reclassified as held for sale 0  
Net foreign currency exchange differences 24 (16)
Depreciation expense (208) (270)
Disposals   (17)
Ending balance (803) (622)
Accumulated fair value adjustments:    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 3,097 4,320
Assets held by subsidiaries disposed during the period   (1,399)
Net foreign currency exchange differences (218) (76)
Fair value adjustments   252
Ending balance 2,879 3,097
Accumulated fair value adjustments: | Utilities    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 1,643 2,934
Assets held by subsidiaries disposed during the period   (1,399)
Net foreign currency exchange differences (155) (26)
Fair value adjustments   134
Ending balance 1,488 1,643
Accumulated fair value adjustments: | Transport    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 1,046 1,048
Assets held by subsidiaries disposed during the period   0
Net foreign currency exchange differences (62) (50)
Fair value adjustments   48
Ending balance 984 1,046
Accumulated fair value adjustments: | Data Infrastructure    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 0 0
Assets held by subsidiaries disposed during the period   0
Net foreign currency exchange differences 0 0
Fair value adjustments   0
Ending balance 0 0
Accumulated fair value adjustments: | Midstream    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 408 338
Assets held by subsidiaries disposed during the period   0
Net foreign currency exchange differences (1) 0
Fair value adjustments   70
Ending balance $ 407 $ 408