XML 85 R62.htm IDEA: XBRL DOCUMENT v3.22.1
Subsequent Events (CenterPoint Energy) (Tables)
3 Months Ended
Mar. 31, 2022
Subsequent Events [Abstract]  
Schedule of Subsequent Events CenterPoint Energy Dividend Declarations
Equity InstrumentDeclaration DateRecord DatePayment DatePer Share
Common StockApril 22, 2022May 19, 2022June 9, 2022$0.1700