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Reportable Segments (Tables)
3 Months Ended
Mar. 31, 2024
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment
Financial data for reportable segments is as follows:

CenterPoint Energy
Three Months Ended March 31,
20242023
Revenues from
External
Customers
Net Income (Loss)Revenues from
External
Customers
Net Income
(in millions)
Electric$1,049 (1)$121 $952 (1)$123 
Natural Gas 1,570 283 1,775 234 
Corporate and Other(54)52 (32)
Consolidated$2,620 $350 $2,779 $325 

Total Assets
March 31, 2024December 31, 2023
(in millions)
Electric$21,688 $21,089 
Natural Gas 17,611 17,429 
Corporate and Other, net of eliminations (1)900 1,197 
Consolidated$40,199 $39,715 

(1)Total assets included pension and other postemployment-related regulatory assets of $379 million and $385 million as of March 31, 2024 and December 31, 2023, respectively.