XML 12 R1.htm IDEA: XBRL DOCUMENT v3.23.4
Document and Entity Information
Jan. 10, 2024
Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Jan. 10, 2024
Entity Registrant Name CENTERPOINT ENERGY, INC.
Entity Incorporation State Country Code TX
Entity File Number 1-31447
Entity Tax Identification Number 74-0694415
Entity Address Address Line 1 1111 Louisiana
Entity Address City Or Town Houston
Entity Address State Or Province TX
Entity Address Postal Zip Code 77002
City Area Code 713
Local Phone Number 207-1111
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, $0.01 par value
Trading Symbol CNP
Security Exchange Name NYSE
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0001130310