| Document and Entity Information Document | Aug. 14, 2019 |
| Written Communications | false |
| Amendment Flag | false |
| Entity File Number | 1-10764 |
| Document Type | 8-K |
| Document Period End Date | Aug. 14, 2019 |
| Entity Registrant Name | ENTERGY ARKANSAS, LLC |
| Entity Tax Identification Number | 83-1918668 |
| Entity Incorporation, State or Country Code | TX |
| Entity Address, Address Line One | 425 West Capitol Avenue |
| Entity Address, City or Town | Little Rock |
| Entity Address, State or Province | AR |
| Entity Address, Country | US |
| Entity Address, Postal Zip Code | 72201 |
| City Area Code | 501 |
| Local Phone Number | 377-4000 |
| Entity Central Index Key | 0000007323 |
| Entity Emerging Growth Company | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Ex Transition Period | false |
| Entergy Arkansas Restoration Funding, LLC | |
| Entity File Number | 333-168010-01 |
| Entity Registrant Name | ENTERGY ARKANSAS RESTORATION FUNDING, LLC |
| Entity Tax Identification Number | 27-2875268 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 425 West Capitol Avenue |
| Entity Address, City or Town | Little Rock |
| Entity Address, State or Province | AR |
| Entity Address, Country | US |
| Entity Address, Postal Zip Code | 72201 |
| City Area Code | 501 |
| Local Phone Number | 377-5886 |
| Entity Central Index Key | 0001495216 |
| Entity Emerging Growth Company | false |
| Mortgage Bonds Four Point Nine Percent Series Due Decembertwenty Fifty Two [Member] | Entergy Arkansas [Member] | |
| Title of 12(b) Security | Mortgage Bonds, 4.90% Series due December 2052 |
| Security Exchange Name | NYSE |
| Trading Symbol | EAB |
| Mortgage Bonds Four Point Seven Five Percent Series Due June Two Thousand Sixty Three [Member] [Member] | Entergy Arkansas [Member] | |
| Title of 12(b) Security | Mortgage Bonds, 4.75% Series due June 2063 |
| Security Exchange Name | NYSE |
| Trading Symbol | EAE |
| Four Point Eight Seven Five Percent Series First Mortgage Bonds Due September Two Thousand Sixty Six [Member] | Entergy Arkansas [Member] | |
| Title of 12(b) Security | Mortgage Bonds, 4.875% Series due September 2066 |
| Security Exchange Name | NYSE |
| Trading Symbol | EAI |
