| Document and Entity Information Document | Apr. 01, 2022 |
| Document Type | 8-K |
| Document Period End Date | Apr. 1, 2022 |
| Amendment Flag | false |
| Entity File Number | 333-259293 |
| Entity Registrant Name | ENTERGY TEXAS, INC. |
| Entity Tax Identification Number | 71-0005900 |
| Entity Incorporation, State or Country Code | TX |
| Entity Address, Address Line One | 2107 Research Forest Drive |
| 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 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entergy Texas Restoration Funding II | |
| Entity File Number | 333-259293-01 |
| Entity Registrant Name | ENTERGY TEXAS RESTORATION FUNDING II, L.L.C. |
| Entity Tax Identification Number | 87-2161827 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 919 Congress Avenue, Suite 840-C |
| Entity Address, City or Town | Austin |
| Entity Address, State or Province | TX |
| Entity Address, Country | US |
| Entity Address, Postal Zip Code | 78701 |
| City Area Code | 512 |
| Local Phone Number | 487-3999 |
| Entity Central Index Key | 0001880480 |
