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NON-WHOLLY OWNED SUBSIDIARIES (Tables)
12 Months Ended
Dec. 31, 2022
Interests In Other Entities [Abstract]  
Summarized accounts for non-wholly owned subsidiaries
The following tables present summarized accounts for non-wholly owned subsidiaries on the Consolidated Statements of Financial Position:
 As of December 31, 2022
US$ MILLIONSCurrent
Assets
Non-Current
Assets
Current
Liabilities
Non-Current
Liabilities
Non-Controlling
Interest
Equity in Net Assets Attributable to the partnership
U.K. regulated distribution operation
$264 $4,821 $690 $2,864 $298 $1,233 
Brazilian regulated gas transmission operation
737 3,362 486 3,034 460 119 
Total$1,001 $8,183 $1,176 $5,898 $758 $1,352 
 As of December 31, 2021
US$ MILLIONSCurrent
Assets
Non-Current
Assets
Current
Liabilities
Non-Current
Liabilities
Non-Controlling
Interest in
Affiliates
Equity in Net Assets Attributable to the partnership
U.K. regulated distribution operation
$249 $4,961 $316 $3,285 $314 $1,295 
Brazilian regulated gas transmission operation
668 3,115 1,278 2,028 389 88 
Total$917 $8,076 $1,594 $5,313 $703 $1,383 

The following tables present summarized accounts for non-wholly owned subsidiaries on the Consolidated Statements of Operating Results:

 Year ended December 31, 2022
  Attributable to non-controlling interestAttributable to
the partnership
US$ MILLIONSRevenueNet
Income
Other
Comprehensive
Income (loss)
Net
Income
Other
Comprehensive
Income (loss)
U.K. regulated distribution operation$572 $19 $(20)$75 $(78)
Brazilian regulated gas transmission operation1,314 506 (2)225 (1)
Total$1,886 $525 $(22)$300 $(79)

 Year ended December 31, 2021
  Attributable to non-controlling interestAttributable to
the partnership
US$ MILLIONSRevenueNet
Income
Other
Comprehensive
Income (loss)
Net
Income
Other
Comprehensive
Income (loss)
U.K. regulated distribution operation$569 $34 $$138 $26 
Brazilian regulated gas transmission operation1,074 361 (87)150 (31)
Total$1,643 $395 $(81)$288 $(5)

 Year ended December 31, 2020
  Attributable to non-controlling interestAttributable to
the partnership
US$ MILLIONSRevenueNet
Income
Other
Comprehensive
Income (loss)
Net
Income
Other
Comprehensive
Income (loss)
U.K. regulated distribution operation$488 $11 $42 $46 $167 
Brazilian regulated gas transmission operation942 309 (399)116 (152)
Total$1,430 $320 $(357)$162 $15 
The following tables present summarized accounts for non-wholly owned subsidiaries on the Consolidated Statements of Cash Flows:
 Cash Flow Activities
 Year ended December 31, 2022Year ended December 31, 2021
US$ MILLIONSOperatingInvestingFinancingOperatingInvestingFinancing
U.K. regulated distribution operation$293 $(432)$101 $273 $344 $(582)
Brazilian regulated gas transmission operation783 (80)(824)768 (32)(473)
Total$1,076 $(512)$(723)$1,041 $312 $(1,055)

 Cash Flow Activities
 Year ended December 31, 2020
US$ MILLIONSOperatingInvestingFinancing
U.K. regulated distribution operation$241 $(372)$133 
Brazilian regulated gas transmission operation
634 (34)(588)
Total$875 $(406)$(455)