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GOODWILL (Tables)
 12 Months Ended
Dec. 31, 2022
Intangible Assets [Abstract]  
Disclosure of reconciliation of changes in intangible assets and goodwill
The following table presents the carrying amount for Brookfield Infrastructure’s goodwill:
US$ MILLIONS20222021
Balance at beginning of the year$8,979 $6,634 
Acquisitions through business combinations(1)
278 2,400 
Assets held by subsidiaries disposed during the period(2)
(108)(56)
Held for sale(3)
(21)— 
Foreign currency translation and other(339)1 
Balance at end of the year$8,789 $8,979 
(1)See Note 7, Acquisition of Businesses, for additional information.
(2)See Note 5, Disposition of Businesses, for additional information.
(3)See Note 6, Assets and Liabilities Classified as Held for Sale, for additional information.
Disclosure of detailed information about intangible assets
Intangible assets are allocated to the following cash generating units:
US$ MILLIONS20222021
Brazilian regulated transmission operation$2,816 $2,645 
Canadian diversified midstream operation2,186 2,536 
North American rail operations1,762 1,867 
North American residential energy infrastructure operation1,674 1,720 
Peruvian toll roads1,031 976 
Indian telecom tower operation682 782 
U.K. telecom towers operation537 480 
U.K. port operation258 289 
Brazilian electricity transmission operation(1)
— 1,366 
Indian toll roads(2)
— 658 
Other(3)
876 895 
Total$11,822 $14,214 
(1)Refer to Note 5, Disposition of Businesses, for further details.
(2)Refer to Note 6, Assets and Liabilities Held for Sale, for further details.
(3)Other intangibles are primarily comprised of customer contracts at our Australian port operation, Western Canadian natural gas gathering and processing operation, U.S. data center operation, Colombian natural gas transmission operation, natural gas operation in India and contracted order book at our U.K. regulated distribution operation.
Goodwill is allocated to the following cash generating units or group of cash generating units:
US$ MILLIONS20222021
North American rail operations$2,094 $2,105 
Canadian diversified midstream operation1,984 2,125 
North American residential energy infrastructure operation1,463 1,356 
Western Canadian natural gas gathering and processing operation710 762 
U.S. data center operation503 503 
Brazilian regulated transmission operation488 456 
Colombian natural gas distribution operation367 433 
U.K. telecom tower operation332 341 
Other848 898 
Total$8,789 $8,979