Property, Plant, And Equipment	9 Months Ended
Sep. 30, 2017
Property, Plant And Equipment	PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy) Construction Expenditures in Accounts Payable Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.
Entergy Arkansas [Member]
Property, Plant And Equipment	PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy) Construction Expenditures in Accounts Payable Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.
Entergy Louisiana [Member]
Property, Plant And Equipment	PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy) Construction Expenditures in Accounts Payable Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.
Entergy Mississippi [Member]
Property, Plant And Equipment	PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy) Construction Expenditures in Accounts Payable Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.
Entergy New Orleans [Member]
Property, Plant And Equipment	PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy) Construction Expenditures in Accounts Payable Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.
Entergy Texas [Member]
Property, Plant And Equipment	PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy) Construction Expenditures in Accounts Payable Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.
System Energy [Member]
Property, Plant And Equipment	PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy) Construction Expenditures in Accounts Payable Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.

PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy)

Construction Expenditures in Accounts Payable

Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.

Property, Plant And Equipment

PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy)

Construction Expenditures in Accounts Payable

Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.

Property, Plant And Equipment

PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy)

Construction Expenditures in Accounts Payable

Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.

Property, Plant And Equipment

PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy)

Construction Expenditures in Accounts Payable

Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.

Property, Plant And Equipment

PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy)

Construction Expenditures in Accounts Payable

Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.

Property, Plant And Equipment

PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy)

Construction Expenditures in Accounts Payable

Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.

Property, Plant And Equipment

PROPERTY, PLANT, AND EQUIPMENT (Entergy Corporation, Entergy Arkansas, Entergy Louisiana, Entergy Mississippi, Entergy New Orleans, Entergy Texas, and System Energy)

Construction Expenditures in Accounts Payable

Construction expenditures included in accounts payable at September 30, 2017 are $219 million for Entergy, $28.6 million for Entergy Arkansas, $95.5 million for Entergy Louisiana, $7.2 million for Entergy Mississippi, $0.6 million for Entergy New Orleans, $18.9 million for Entergy Texas, and $26.9 million for System Energy. Construction expenditures included in accounts payable at December 31, 2016 are $253 million for Entergy, $40.9 million for Entergy Arkansas, $114.8 million for Entergy Louisiana, $11.5 million for Entergy Mississippi, $2.3 million for Entergy New Orleans, $9.3 million for Entergy Texas, and $6.2 million for System Energy.