v3.20.1
Document and Entity Information Document
Mar. 10, 2020
Written Communications false
Amendment Flag false
Entity File Number 1-34360
Document Type 8-K
Document Period End Date Mar. 10, 2020
Entity Registrant Name Entergy Texas, Inc.
Entity Tax Identification Number 61-1435798
Entity Incorporation, State or Country Code TX
Entity Address, Address Line One 10055 Grogans Mill Road
Entity Address, City or Town The Woodlands
Entity Address, State or Province TX
Entity Address, Country US
Entity Address, Postal Zip Code 77380
City Area Code 409
Local Phone Number 981-2000
Entity Central Index Key 0001427437
Entity Emerging Growth Company false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Five Point Six Two Five Percent Series First Mortgage Bonds Due June Two Thousand Sixty Four [Member] | Entergy Texas [Member] | NEW YORK STOCK EXCHANGE, INC. [Member]  
Title of 12(b) Security Mortgage Bonds, 5.625% Series due June 2064
Security Exchange Name NYSE
Trading Symbol EZT
5.375% Series A Preferred Stock, Cumulative, No Par Value [Domain] | Entergy Texas [Member] | NEW YORK STOCK EXCHANGE, INC. [Member]  
Title of 12(b) Security 5.375% Series A Preferred Stock, Cumulative, No Par Value (Liquidation Value $25 Per Share)
Security Exchange Name NYSE
Trading Symbol ETI