v3.19.2
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2019
Jul. 31, 2019
Entity Registrant Name ENTERGY CORPORATION  
City Area Code 504  
Local Phone Number 576-4000  
Entity Tax Identification Number 72-1229752  
Entity File Number 1-11299  
Entity Central Index Key 0000065984  
Document Type 10-Q  
Document Period End Date Jun. 30, 2019  
Amendment Flag false  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q2  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Entity Incorporation, State or Country Code DE  
Entity Address, State or Province 639 Loyola Avenue  
Entity Address, City or Town New Orleans  
Entity Address, State or Province LA  
Entity Address, Country US  
Entity Address, Postal Zip Code 70113  
Entity Common Stock, Shares Outstanding   198,829,751
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Interactive Data Current Yes  
Document Quarterly Report true  
Document Transition Report false  
NEW YORK STOCK EXCHANGE, INC. [Member]    
Trading Symbol ETR  
Security Exchange Name NYSE  
Title of 12(b) Security Common Stock, $0.01 Par Value  
CHICAGO STOCK EXCHANGE, INC [Member]    
Trading Symbol ETR  
Security Exchange Name CHX  
Title of 12(b) Security Common Stock, $0.01 Par Value  
Entergy Arkansas [Member]    
Entity Registrant Name ENTERGY ARKANSAS, LLC  
City Area Code 501  
Local Phone Number 377-4000  
Entity Tax Identification Number 83-1918668  
Entity File Number 1-10764  
Entity Central Index Key 0000007323  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Entity Incorporation, State or Country Code TX  
Entity Address, State or Province 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  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Interactive Data Current Yes  
Entergy Louisiana [Member]    
Entity Registrant Name ENTERGY LOUISIANA, LLC  
City Area Code 504  
Local Phone Number 576-4000  
Entity Tax Identification Number 47-4469646  
Entity File Number 1-32718  
Entity Central Index Key 0001348952  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Entity Incorporation, State or Country Code TX  
Entity Address, State or Province 4809 Jefferson Highway  
Entity Address, City or Town Jefferson  
Entity Address, State or Province LA  
Entity Address, Country US  
Entity Address, Postal Zip Code 70121  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Interactive Data Current Yes  
Entergy Mississippi [Member]    
Entity Registrant Name ENTERGY MISSISSIPPI, LLC  
City Area Code 601  
Local Phone Number 368-5000  
Entity Tax Identification Number 83-1950019  
Entity File Number 1-31508  
Entity Central Index Key 0000066901  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Entity Incorporation, State or Country Code TX  
Entity Address, State or Province 308 East Pearl Street  
Entity Address, City or Town Jackson  
Entity Address, State or Province MS  
Entity Address, Country US  
Entity Address, Postal Zip Code 39201  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Interactive Data Current Yes  
Entergy New Orleans [Member]    
Entity Registrant Name ENTERGY NEW ORLEANS, LLC  
City Area Code 504  
Local Phone Number 670-3700  
Entity Tax Identification Number 82-2212934  
Entity File Number 1-35747  
Entity Central Index Key 0000071508  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Entity Incorporation, State or Country Code TX  
Entity Address, State or Province 1600 Perdido Street  
Entity Address, City or Town New Orleans  
Entity Address, State or Province LA  
Entity Address, Country US  
Entity Address, Postal Zip Code 70112  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Interactive Data Current Yes  
Entergy Texas [Member]    
Entity Registrant Name ENTERGY TEXAS, INC.  
City Area Code 409  
Local Phone Number 981-2000  
Entity Tax Identification Number 61-1435798  
Entity File Number 1-34360  
Entity Central Index Key 0001427437  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Entity Incorporation, State or Country Code TX  
Entity Address, State or Province 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  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Interactive Data Current Yes  
System Energy [Member]    
Entity Registrant Name SYSTEM ENERGY RESOURCES, INC.  
City Area Code 601  
Local Phone Number 368-5000  
Entity Tax Identification Number 72-0752777  
Entity File Number 1-09067  
Entity Central Index Key 0000202584  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Entity Incorporation, State or Country Code AR  
Entity Address, State or Province 1340 Echelon Parkway  
Entity Address, City or Town Jackson  
Entity Address, State or Province MS  
Entity Address, Country US  
Entity Address, Postal Zip Code 39213  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Interactive Data Current Yes  
Five Point Six Two Five Percent Series First Mortgage Bonds Due June Two Thousand Sixty Four [Member] | Entergy Texas [Member]    
Trading Symbol EZT  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 5.625% Series due June 2064  
Mortgage Bonds, Five Point Five Percent Series, Due April Two Thousand Sixty Six [Member] | Entergy New Orleans [Member]    
Trading Symbol ENO  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 5.50% Series due April 2066  
Mortgage Bonds 5.0 Series Due December Two Thousand Fifty Two [Member] | Entergy New Orleans [Member]    
Trading Symbol ENJ  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 5.0% Series due December 2052  
Mortgage Bonds, Four Point Nine Zero Percent Series, Due October Two Thousand Sixty Six [Member] | Entergy Mississippi [Member]    
Trading Symbol EMP  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 4.90% Series due October 2066  
Mortgage Bonds Four Point Seven Percent Series Due June Two Thousand Sixty Three [Member] | Entergy Louisiana [Member]    
Trading Symbol ELU  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 4.70% Series due June 2063  
Mortgage Bonds Five Point Two Five Percent Series Due July Two Thousand Fifty Two [Member] | Entergy Louisiana [Member]    
Trading Symbol ELJ  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 5.25% Series due July 2052  
Four Point Eight Seven Five Percent Series First Mortgage Bonds Due September Two Thousand Sixty Six [Member] | Entergy Arkansas [Member]    
Trading Symbol EAI  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 4.875% Series due September 2066  
Four Point Eight Seven Five Percent Series First Mortgage Bonds Due September Two Thousand Sixty Six [Member] | Entergy Louisiana [Member]    
Trading Symbol ELC  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 4.875% Series due September 2066  
Mortgage Bonds Four Point Seven Five Percent Series Due June Two Thousand Sixty Three [Member] [Member] | Entergy Arkansas [Member]    
Trading Symbol EAE  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 4.75% Series due June 2063  
Mortgage Bonds Four Point Nine Percent Series Due Decembertwenty Fifty Two [Member] | Entergy Arkansas [Member]    
Trading Symbol EAB  
Security Exchange Name NYSE  
Title of 12(b) Security Mortgage Bonds, 4.90% Series due December 2052