XML 58 R43.htm IDEA: XBRL DOCUMENT v3.22.0.1
GOODWILL (Tables)
 12 Months Ended
Dec. 31, 2021
Intangible Assets [Abstract]  
Disclosure of reconciliation of changes in intangible assets and goodwill
The following table presents the carrying amount for our company’s goodwill:
As of
US$ MILLIONSDec. 31, 2021Dec. 31, 2020
Balance at beginning of the year$528 $667 
Foreign currency translation and other(39)(139)
Balance at end of the year$489 $528 
Disclosure of detailed information about intangible assets
Intangible assets are allocated to the following cash generating units:
As of
US$ MILLIONSDec. 31, 2021Dec. 31, 2020
Brazilian regulated gas transmission operation$2,645 $2,903 
U.K. regulated distribution operation42 45 
Total$2,687 $2,948 
Goodwill is allocated to the following cash generating units or group of cash generating units:
As of
US$ MILLIONSDec. 31, 2021Dec. 31, 2020
U.K. regulated distribution operation
$33 $38 
Brazilian regulated gas transmission operation
456 490 
Total$489 $528