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Rate And Regulatory Matters (Tables)
 12 Months Ended
Dec. 31, 2019
Details Of Other Regulatory Assets
Entergy
 
2019
 
2018
 
(In Millions)
Pension & postretirement costs (Note 11 – Qualified Pension Plans, Other Postretirement Benefits, and Non-Qualified Pension Plans) (a)

$2,942.4

 

$2,611.5

Asset retirement obligation - recovery dependent upon timing of decommissioning of nuclear units or dismantlement of non-nuclear power plants (Note 9) (a)
920.4

 
814.3

Removal costs - recovered through depreciation rates (Note 9)
421.0

 
375.8

Storm damage costs, including hurricane costs - recovered through securitization and retail rates (Note 2 – Storm Cost Recovery Filings with Retail Regulators) (Note 5)
372.8

 
452.7

Retired electric and gas meters - recovered through retail rates as determined by retail regulators (Note 2 - Advanced Metering Infrastructure (AMI) Filings)
205.6

 
—

Opportunity Sales - recovery will be determined after final order in proceeding (Note 2 - Entergy Arkansas Opportunity Sales Proceeding) (b)
116.3

 
116.3

Unamortized loss on reacquired debt - recovered over term of debt
66.6

 
74.5

Little Gypsy costs – recovered through securitization (Note 5 – Entergy Louisiana Securitization Bonds - Little Gypsy)
29.9

 
52.1

Attorney General litigation costs (Note 2 - Mississippi Attorney General Complaint) (b)
29.5

 
23.6

New nuclear generation development costs (Note 2 - New Nuclear Generation Development Costs) (b)
21.6

 
29.0

Retail rate deferrals - recovered through rate riders as rates are redetermined by retail regulators
15.7

 
39.0

Other
150.3

 
157.7

Entergy Total

$5,292.1

 

$4,746.5
Schedule of Regulatory Liabilities
Entergy
 
2019
 
2018
 
(In Millions)
Unrealized gains on nuclear decommissioning trust funds (Note 16) (a)

$1,300.1

 

$815.9

Vidalia purchased power agreement (Note 8) (b)
127.3

 
139.7

Louisiana Act 55 financing savings obligation (Note 2 - Storm Cost Recovery Filings with Retail Regulators) (b)
97.1

 
111.1

Retail rate rider over-recovery - refunded through rate riders as rates are redetermined annually
62.3

 
84.6

Grand Gulf sale-leaseback - (Note 5 - Grand Gulf Sale-Leaseback Transactions)
55.6

 
55.6

Future formula rate plan revenue reductions (Note 2 - Retail Rate Proceedings)
51.1

 
44.4

Entergy Arkansas’s accumulated accelerated Grand Gulf amortization - will be returned to customers when approved by the APSC and the FERC
44.4

 
44.4

Asset retirement obligation - return to customers dependent upon timing of decommissioning (Note 9) (a)
37.2

 
39.1

Business combination guaranteed customer benefits - returned to customers through retail rates and fuel rates December 2015 through November 2024
35.7

 
50.8

Internal restructuring guaranteed customer credits (Note 2 - Retail Rate Proceedings)
33.0

 
39.6

Advanced metering system (AMS) surcharge - return to customers dependent upon AMS spend (Note 2 - Advanced Metering Infrastructure (AMI) Filings)
25.3

 
16.5

Excess decommissioning recovery for Willow Glen - (Note 14 - Dispositions)
21.2

 
31.9

Entergy Mississippi’s accumulated accelerated Grand Gulf amortization - amortized and credited through the Unit Power Sales Agreement
17.8

 
25.0

Income tax rate change - returned to electric and gas customers through retail rates (Note 2 - Retail Rate Proceedings)
13.9

 
74.7

Removal costs - returned to customers through depreciation rates (Note 9)
2.4

 
18.8

Other
36.6

 
28.2

Entergy Total

$1,961.0

 

$1,620.3
Entergy Louisiana [Member]  
Details Of Other Regulatory Assets
Entergy Louisiana
 
2019
 
2018
 
(In Millions)
Pension & postretirement costs (Note 11 – Qualified Pension Plans and Non-Qualified Pension Plans) (a)

$787.7

 

$711.8

Asset Retirement Obligation - recovery dependent upon timing of decommissioning of nuclear units or dismantlement of non-nuclear power plants (Note 9) (a)
262.5

 
232.9

Retired electric meters - recovered over a 22-year period through July 2041 (Note 2 - Advanced Metering Infrastructure (AMI) Filings)
101.1

 
—

Storm damage costs - recovered through retail rates (Note 2 - Storm Cost Recovery Filings with Retail Regulators)
45.7

 
17.9

Little Gypsy costs – recovered through securitization (Note 5 – Entergy Louisiana Securitization Bonds - Little Gypsy)
27.6

 
49.8

New nuclear generation development costs - recovery through formula rate plan December 2014 through November 2022 (Note 2 - New Nuclear Generation Development Costs) (b)
21.2

 
28.5

Unamortized loss on reacquired debt - recovered over term of debt
20.4

 
22.5

Business combination external costs deferral - recovery through formula rate plan December 2015 through November 2025 (b)
10.8

 
12.4

River Bend AFUDC - recovered through August 2025 (Note 1 – River Bend AFUDC)
9.1

 
11.0

Other
29.1

 
18.3

Entergy Louisiana Total

$1,315.2

 

$1,105.1
Schedule of Regulatory Liabilities
Entergy Louisiana
 
2019
 
2018
 
(In Millions)
Unrealized gains on nuclear decommissioning trust funds (Note 16) (a)

$436.5

 

$274.1

Vidalia purchased power agreement (Note 8) (b)
127.3

 
139.7

Louisiana Act 55 financing savings obligation (Note 2 - Storm Cost Recovery Filings with Retail Regulators) (b)
97.1

 
111.1

Asset Retirement Obligation - return to customers dependent upon timing of decommissioning (Note 9) (a)
37.1

 
39.1

Business combination guaranteed customer benefits - returned to customers through retail rates and fuel rates December 2015 through November 2024
35.7

 
50.8

Excess decommissioning recovery for Willow Glen - returned over one-year period through retail rates (Note 14 - Dispositions)
21.2

 
31.9

Removal costs - returned to customers through depreciation rates (Note 9)
2.4

 
18.8

Income tax rate change - returned to electric customers through retail rates September 2018 through August 2019 (Note 2 - Retail Rate Proceedings)
—

 
49.9

Other
36.8

 
33.4

Entergy Louisiana Total

$794.1

 

$748.8
The Amount Of Deferred Fuel Costs, That Entergy Expects To Recover (Or Return To Customers) Through Fuel Mechanisms, Subject To Subsequent Regulatory Review The table below shows the amount of deferred fuel costs as of December 31, 2019 and 2018 that Entergy expects to recover (or return to customers) through fuel mechanisms, subject to subsequent regulatory review.
 
2019
 
2018
 
(In Millions)
Entergy Arkansas (a)

$14.0

 

$86.5

Entergy Louisiana (b)

$112.5

 

$136.7

Entergy Mississippi

($70.4
)
 

$8.0

Entergy New Orleans (b)

($0.8
)
 

$2.8

Entergy Texas

($13.0
)
 

($19.7
)


(a)
Includes $67.7 million in 2019 and $67.3 million in 2018 of fuel and purchased power costs whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
(b)
Includes $168.1 million in both years for Entergy Louisiana and $4.1 million in both years for Entergy New Orleans of fuel, purchased power, and capacity costs, which do not currently earn a return on investment and whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
Opportunity Sales Proceeding [Table Text Block] Refunds and interest in the following amounts were paid by Entergy Arkansas to the other operating companies in December 2018:

 
Total refunds including interest
 
Payment/(Receipt)
 
(In Millions)
 
Principal
Interest
Total
Entergy Arkansas
$68
$67
$135
Entergy Louisiana
($30)
($29)
($59)
Entergy Mississippi
($18)
($18)
($36)
Entergy New Orleans
($3)
($4)
($7)
Entergy Texas
($17)
($16)
($33)
Entergy Louisiana [Member] | FERC October 2011 Order [Member]  
Estimate Of Payments Or Receipts Among Utility Operating Companies The filing showed the following payments/receipts among the Utility operating companies:

 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$156
Entergy Louisiana
($75)
Entergy Mississippi
($33)
Entergy New Orleans
($5)
Entergy Texas
($43)
Entergy Louisiana [Member] | FERC February 2014 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing showed the following net payments and receipts, including interest, among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$68
Entergy Louisiana
($10)
Entergy Mississippi
($11)
Entergy New Orleans
$2
Entergy Texas
($49)
Entergy Louisiana [Member] | FERC May 2018 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing shows the additional following payments and receipts among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
($4)
Entergy Louisiana
($23)
Entergy Mississippi
$16
Entergy New Orleans
$5
Entergy Texas
$6
Entergy Louisiana [Member] | FERC Rough Production Cost Equalization Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] These filings showed the following payments/receipts among the Utility operating companies were necessary to achieve rough production cost equalization as defined by the FERC’s orders:
 
Payments (Receipts)
 
2007
 
2008
 
2009
 
2010
 
2011
 
2012
 
2013
 
2014
 
(In Millions)
Entergy Arkansas

$278

 

$252

 

$390

 

$47

 

$77

 

$41

 

$—

 

$—

Entergy Louisiana

($203
)
 

($160
)
 

($247
)
 

($25
)
 

($12
)
 

($41
)
 

$—

 

$—

Entergy Mississippi

($34
)
 

($20
)
 

($24
)
 

($21
)
 

($40
)
 

$—

 

$—

 

$—

Entergy New Orleans

$—

 

($7
)
 

$—

 

($1
)
 

($25
)
 

$—

 

($15
)
 

($15
)
Entergy Texas

($41
)
 

($65
)
 

($119
)
 

$—

 

$—

 

$—

 

$15

 

$15
Entergy Louisiana [Member] | FERC May 2018 Bandwidth True-up Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] Entergy filed in May 2018 the bandwidth true-up payments and receipts for the 2011-2014 rate filings (table does not net to zero due to rounding):
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$3
Entergy Louisiana
$3
Entergy Mississippi
($1)
Entergy New Orleans
$1
Entergy Texas
($5)
Entergy New Orleans [Member]  
Details Of Other Regulatory Assets
Entergy New Orleans
 
2019
 
2018
 
(In Millions)
Pension & postretirement costs (Note 11 – Qualified Pension Plans, Other Postretirement Benefits, and Non-Qualified Pension Plans) (a)

$85.9

 

$96.2

Storm damage costs, including hurricane costs - recovered through retail rates and securitization (Note 2 - Storm Cost Recovery Filings with Retail Regulators)
59.6

 
70.4

Removal costs - recovered through depreciation rates (Note 9)
52.9

 
49.3

Retired meters - recovered over a 12-year period through July 2031 (Note 2 - Advanced Metering Infrastructure (AMI) Filings) (b)
24.6

 
—

Retired plant costs - recovered over a 20-year period through July 2039 (Note 2 - Retail Rate Proceedings)
10.0

 
—

Rate case costs - recovered over a 3-year period through July 2022 (Note 2 - Retail Rate Proceedings)
7.0

 
—

Asset retirement obligation - recovery dependent upon timing of dismantlement of non-nuclear power plants (Note 9) (a)
4.9

 
4.5

Algiers customer migration costs - recovered over a 5-year period through July 2024 (Note 2 - Retail Rate Proceedings)
4.9

 
—

Unamortized loss on reacquired debt - recovered over term of debt
2.3

 
2.6

Other
7.3

 
6.8

Entergy New Orleans Total

$259.4

 

$229.8
The Amount Of Deferred Fuel Costs, That Entergy Expects To Recover (Or Return To Customers) Through Fuel Mechanisms, Subject To Subsequent Regulatory Review The table below shows the amount of deferred fuel costs as of December 31, 2019 and 2018 that Entergy expects to recover (or return to customers) through fuel mechanisms, subject to subsequent regulatory review.
 
2019
 
2018
 
(In Millions)
Entergy Arkansas (a)

$14.0

 

$86.5

Entergy Louisiana (b)

$112.5

 

$136.7

Entergy Mississippi

($70.4
)
 

$8.0

Entergy New Orleans (b)

($0.8
)
 

$2.8

Entergy Texas

($13.0
)
 

($19.7
)


(a)
Includes $67.7 million in 2019 and $67.3 million in 2018 of fuel and purchased power costs whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
(b)
Includes $168.1 million in both years for Entergy Louisiana and $4.1 million in both years for Entergy New Orleans of fuel, purchased power, and capacity costs, which do not currently earn a return on investment and whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
Opportunity Sales Proceeding [Table Text Block] Refunds and interest in the following amounts were paid by Entergy Arkansas to the other operating companies in December 2018:

 
Total refunds including interest
 
Payment/(Receipt)
 
(In Millions)
 
Principal
Interest
Total
Entergy Arkansas
$68
$67
$135
Entergy Louisiana
($30)
($29)
($59)
Entergy Mississippi
($18)
($18)
($36)
Entergy New Orleans
($3)
($4)
($7)
Entergy Texas
($17)
($16)
($33)
Entergy New Orleans [Member] | FERC October 2011 Order [Member]  
Estimate Of Payments Or Receipts Among Utility Operating Companies The filing showed the following payments/receipts among the Utility operating companies:

 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$156
Entergy Louisiana
($75)
Entergy Mississippi
($33)
Entergy New Orleans
($5)
Entergy Texas
($43)
Entergy New Orleans [Member] | FERC February 2014 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing showed the following net payments and receipts, including interest, among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$68
Entergy Louisiana
($10)
Entergy Mississippi
($11)
Entergy New Orleans
$2
Entergy Texas
($49)
Entergy New Orleans [Member] | FERC May 2018 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing shows the additional following payments and receipts among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
($4)
Entergy Louisiana
($23)
Entergy Mississippi
$16
Entergy New Orleans
$5
Entergy Texas
$6
Entergy New Orleans [Member] | FERC Rough Production Cost Equalization Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] These filings showed the following payments/receipts among the Utility operating companies were necessary to achieve rough production cost equalization as defined by the FERC’s orders:
 
Payments (Receipts)
 
2007
 
2008
 
2009
 
2010
 
2011
 
2012
 
2013
 
2014
 
(In Millions)
Entergy Arkansas

$278

 

$252

 

$390

 

$47

 

$77

 

$41

 

$—

 

$—

Entergy Louisiana

($203
)
 

($160
)
 

($247
)
 

($25
)
 

($12
)
 

($41
)
 

$—

 

$—

Entergy Mississippi

($34
)
 

($20
)
 

($24
)
 

($21
)
 

($40
)
 

$—

 

$—

 

$—

Entergy New Orleans

$—

 

($7
)
 

$—

 

($1
)
 

($25
)
 

$—

 

($15
)
 

($15
)
Entergy Texas

($41
)
 

($65
)
 

($119
)
 

$—

 

$—

 

$—

 

$15

 

$15
Entergy New Orleans [Member] | FERC May 2018 Bandwidth True-up Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] Entergy filed in May 2018 the bandwidth true-up payments and receipts for the 2011-2014 rate filings (table does not net to zero due to rounding):
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$3
Entergy Louisiana
$3
Entergy Mississippi
($1)
Entergy New Orleans
$1
Entergy Texas
($5)
Entergy Texas [Member]  
Details Of Other Regulatory Assets
Entergy Texas
 
2019
 
2018
 
(In Millions)
Storm damage costs, including hurricane costs - recovered through securitization and retail rates (Note 5 - Entergy Texas Securitization Bonds)

$221.4

 

$303.6

Pension & postretirement costs (Note 11 – Qualified Pension Plans, Other Postretirement Benefits, and Non-Qualified Pension Plans) (a)
167.7

 
171.8

Removal costs - recovered through depreciation rates (Note 9)
42.5

 
50.9

Retired electric meters - recovered over 13-year period through February 2032 (Note 2 - Advanced Metering Infrastructure (AMI) Filings)
28.4

 
—

Neches and Sabine costs - recovered over a 10-year period through September 2028 (Note 2 - Retail Rate Proceedings)
21.2

 
23.6

Transition to competition costs - recovered over a 15-year period through February 2021
14.9

 
26.7

Unamortized loss on reacquired debt - recovered over term of debt
7.7

 
8.2

Other
8.8

 
13.2

Entergy Texas Total

$512.6

 

$598.0
Schedule of Regulatory Liabilities
Entergy Texas
 
2019
 
2018
 
(In Millions)
Advanced metering system (AMS) surcharge - returned to customers dependent upon AMS spend (Note 2 - Advanced Metering Infrastructure (AMI) Filings)

$25.3

 

$16.5

Income tax rate change - refunded through a rate rider (Note 2 - Retail Rate Proceedings)
10.4

 
23.1

Transition to competition costs - returned to customers through rate riders when rates are redetermined periodically
3.8

 
4.2

Other
2.6

 
4.1

Entergy Texas Total

$42.1

 

$47.9
The Amount Of Deferred Fuel Costs, That Entergy Expects To Recover (Or Return To Customers) Through Fuel Mechanisms, Subject To Subsequent Regulatory Review The table below shows the amount of deferred fuel costs as of December 31, 2019 and 2018 that Entergy expects to recover (or return to customers) through fuel mechanisms, subject to subsequent regulatory review.
 
2019
 
2018
 
(In Millions)
Entergy Arkansas (a)

$14.0

 

$86.5

Entergy Louisiana (b)

$112.5

 

$136.7

Entergy Mississippi

($70.4
)
 

$8.0

Entergy New Orleans (b)

($0.8
)
 

$2.8

Entergy Texas

($13.0
)
 

($19.7
)


(a)
Includes $67.7 million in 2019 and $67.3 million in 2018 of fuel and purchased power costs whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
(b)
Includes $168.1 million in both years for Entergy Louisiana and $4.1 million in both years for Entergy New Orleans of fuel, purchased power, and capacity costs, which do not currently earn a return on investment and whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
Opportunity Sales Proceeding [Table Text Block] Refunds and interest in the following amounts were paid by Entergy Arkansas to the other operating companies in December 2018:

 
Total refunds including interest
 
Payment/(Receipt)
 
(In Millions)
 
Principal
Interest
Total
Entergy Arkansas
$68
$67
$135
Entergy Louisiana
($30)
($29)
($59)
Entergy Mississippi
($18)
($18)
($36)
Entergy New Orleans
($3)
($4)
($7)
Entergy Texas
($17)
($16)
($33)
Entergy Texas [Member] | FERC October 2011 Order [Member]  
Estimate Of Payments Or Receipts Among Utility Operating Companies The filing showed the following payments/receipts among the Utility operating companies:

 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$156
Entergy Louisiana
($75)
Entergy Mississippi
($33)
Entergy New Orleans
($5)
Entergy Texas
($43)
Entergy Texas [Member] | FERC February 2014 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing showed the following net payments and receipts, including interest, among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$68
Entergy Louisiana
($10)
Entergy Mississippi
($11)
Entergy New Orleans
$2
Entergy Texas
($49)
Entergy Texas [Member] | FERC May 2018 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing shows the additional following payments and receipts among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
($4)
Entergy Louisiana
($23)
Entergy Mississippi
$16
Entergy New Orleans
$5
Entergy Texas
$6
Entergy Texas [Member] | FERC Rough Production Cost Equalization Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] These filings showed the following payments/receipts among the Utility operating companies were necessary to achieve rough production cost equalization as defined by the FERC’s orders:
 
Payments (Receipts)
 
2007
 
2008
 
2009
 
2010
 
2011
 
2012
 
2013
 
2014
 
(In Millions)
Entergy Arkansas

$278

 

$252

 

$390

 

$47

 

$77

 

$41

 

$—

 

$—

Entergy Louisiana

($203
)
 

($160
)
 

($247
)
 

($25
)
 

($12
)
 

($41
)
 

$—

 

$—

Entergy Mississippi

($34
)
 

($20
)
 

($24
)
 

($21
)
 

($40
)
 

$—

 

$—

 

$—

Entergy New Orleans

$—

 

($7
)
 

$—

 

($1
)
 

($25
)
 

$—

 

($15
)
 

($15
)
Entergy Texas

($41
)
 

($65
)
 

($119
)
 

$—

 

$—

 

$—

 

$15

 

$15
Entergy Texas [Member] | FERC May 2018 Bandwidth True-up Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] Entergy filed in May 2018 the bandwidth true-up payments and receipts for the 2011-2014 rate filings (table does not net to zero due to rounding):
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$3
Entergy Louisiana
$3
Entergy Mississippi
($1)
Entergy New Orleans
$1
Entergy Texas
($5)
System Energy [Member]  
Details Of Other Regulatory Assets
System Energy
 
2019
 
2018
 
(In Millions)
Asset retirement obligation - recovery dependent upon timing of decommissioning (Note 9) (a)

$210.9

 

$186.9

Pension & postretirement costs (Note 11 – Qualified Pension Plans and Other Postretirement Benefits) (a)
200.3

 
179.3

Removal costs - recovered through depreciation rates (Note 9)
75.9

 
76.4

Unamortized loss on reacquired debt - recovered over term of debt
3.0

 
3.8

System Energy Total

$490.1

 

$446.4
Schedule of Regulatory Liabilities
System Energy
 
2019
 
2018
 
(In Millions)
Unrealized gains on nuclear decommissioning trust funds (Note 16) (a)

$403.3

 

$244.6

Grand Gulf sale-leaseback - (Note 5 - Grand Gulf Sale-Leaseback Transactions)
55.6

 
55.6

Entergy Arkansas’s accumulated accelerated Grand Gulf amortization - will be returned to customers when approved by the APSC and the FERC
44.4

 
44.4

Entergy Mississippi’s accumulated accelerated Grand Gulf amortization - amortized and credited through the Unit Power Sales Agreement
17.8

 
25.0

Other
12.3

 
12.3

System Energy Total

$533.4

 

$381.9
Entergy Mississippi [Member]  
Details Of Other Regulatory Assets
Entergy Mississippi
 
2019
 
2018
 
(In Millions)
Pension & postretirement costs (Note 11 – Qualified Pension Plans, Other Postretirement Benefits, and Non-Qualified Pension Plans) (a)

$234.4

 

$215.9

Removal costs - recovered through depreciation rates (Note 9)
80.8

 
63.5

Attorney General litigation costs (Note 2 - Mississippi Attorney General Complaint) (b)
29.5

 
23.6

Unamortized loss on reacquired debt - recovered over term of debt
14.9

 
16.2

Asset retirement obligation - recovery dependent upon timing of dismantlement of non-nuclear power plants (Note 9) (a)
7.8

 
7.2

Retail rate deferrals - recovered through rate riders as rates are redetermined annually
7.6

 
16.6

Other
3.0

 
—

Entergy Mississippi Total

$378.0

 

$343.0
Schedule of Regulatory Liabilities
Entergy Mississippi
 
2019
 
2018
 
(In Millions)
Retail rate deferrals - returned to customers through rate riders as rates are redetermined annually

$14.6

 

$1.3

Future formula rate plan revenue reductions (Note 2 - Retail Rate Proceedings)
4.5

 
9.3

Grand Gulf Over-Recovery - returned to customers through rate riders as rates are redetermined annually
2.4

 
22.6

Other
—

 
0.4

Entergy Mississippi Total

$21.5

 

$33.6
The Amount Of Deferred Fuel Costs, That Entergy Expects To Recover (Or Return To Customers) Through Fuel Mechanisms, Subject To Subsequent Regulatory Review The table below shows the amount of deferred fuel costs as of December 31, 2019 and 2018 that Entergy expects to recover (or return to customers) through fuel mechanisms, subject to subsequent regulatory review.
 
2019
 
2018
 
(In Millions)
Entergy Arkansas (a)

$14.0

 

$86.5

Entergy Louisiana (b)

$112.5

 

$136.7

Entergy Mississippi

($70.4
)
 

$8.0

Entergy New Orleans (b)

($0.8
)
 

$2.8

Entergy Texas

($13.0
)
 

($19.7
)


(a)
Includes $67.7 million in 2019 and $67.3 million in 2018 of fuel and purchased power costs whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
(b)
Includes $168.1 million in both years for Entergy Louisiana and $4.1 million in both years for Entergy New Orleans of fuel, purchased power, and capacity costs, which do not currently earn a return on investment and whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
Opportunity Sales Proceeding [Table Text Block] Refunds and interest in the following amounts were paid by Entergy Arkansas to the other operating companies in December 2018:

 
Total refunds including interest
 
Payment/(Receipt)
 
(In Millions)
 
Principal
Interest
Total
Entergy Arkansas
$68
$67
$135
Entergy Louisiana
($30)
($29)
($59)
Entergy Mississippi
($18)
($18)
($36)
Entergy New Orleans
($3)
($4)
($7)
Entergy Texas
($17)
($16)
($33)
Entergy Mississippi [Member] | FERC October 2011 Order [Member]  
Estimate Of Payments Or Receipts Among Utility Operating Companies The filing showed the following payments/receipts among the Utility operating companies:

 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$156
Entergy Louisiana
($75)
Entergy Mississippi
($33)
Entergy New Orleans
($5)
Entergy Texas
($43)
Entergy Mississippi [Member] | FERC February 2014 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing showed the following net payments and receipts, including interest, among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$68
Entergy Louisiana
($10)
Entergy Mississippi
($11)
Entergy New Orleans
$2
Entergy Texas
($49)
Entergy Mississippi [Member] | FERC May 2018 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing shows the additional following payments and receipts among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
($4)
Entergy Louisiana
($23)
Entergy Mississippi
$16
Entergy New Orleans
$5
Entergy Texas
$6
Entergy Mississippi [Member] | FERC Rough Production Cost Equalization Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] These filings showed the following payments/receipts among the Utility operating companies were necessary to achieve rough production cost equalization as defined by the FERC’s orders:
 
Payments (Receipts)
 
2007
 
2008
 
2009
 
2010
 
2011
 
2012
 
2013
 
2014
 
(In Millions)
Entergy Arkansas

$278

 

$252

 

$390

 

$47

 

$77

 

$41

 

$—

 

$—

Entergy Louisiana

($203
)
 

($160
)
 

($247
)
 

($25
)
 

($12
)
 

($41
)
 

$—

 

$—

Entergy Mississippi

($34
)
 

($20
)
 

($24
)
 

($21
)
 

($40
)
 

$—

 

$—

 

$—

Entergy New Orleans

$—

 

($7
)
 

$—

 

($1
)
 

($25
)
 

$—

 

($15
)
 

($15
)
Entergy Texas

($41
)
 

($65
)
 

($119
)
 

$—

 

$—

 

$—

 

$15

 

$15
Entergy Mississippi [Member] | FERC May 2018 Bandwidth True-up Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] Entergy filed in May 2018 the bandwidth true-up payments and receipts for the 2011-2014 rate filings (table does not net to zero due to rounding):
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$3
Entergy Louisiana
$3
Entergy Mississippi
($1)
Entergy New Orleans
$1
Entergy Texas
($5)
Entergy Arkansas [Member]  
Details Of Other Regulatory Assets

Entergy Arkansas
 
2019
 
2018
 
(In Millions)
Pension & postretirement costs (Note 11 – Qualified Pension Plans, Other Postretirement Benefits, and Non-Qualified Pension Plans) (a)

$796.5

 

$747.2

Asset retirement obligation - recovery dependent upon timing of decommissioning of nuclear units or dismantlement of non-nuclear power plants (Note 9) (a)
433.0

 
381.7

Removal costs - recovered through depreciation rates (Note 9)
168.9

 
138.3

Opportunity sales - recovery will be determined after final order in proceeding (Note 2 - Entergy Arkansas Opportunity Sales Proceeding) (b)
116.3

 
116.3

Retired electric meters - recovered over 15-year period through March 2034 (Note 2 - Advanced Metering Infrastructure (AMI) Filings)
50.4

 
—

Storm damage costs - recovered either through securitization or retail rates (Note 5 - Entergy Arkansas Securitization Bonds)
46.1

 
60.7

Unamortized loss on reacquired debt - recovered over term of debt
18.3

 
21.2

ANO Fukushima and Flood Barrier costs - recovered through retail rates through February 2026 (Note 2 - Retail Rate Proceedings) (b)
10.9

 
12.6

Retail rate deferrals - recovered through rate riders as rates are redetermined annually (b)
2.3

 
20.5

Other
24.2

 
36.5

Entergy Arkansas Total

$1,666.9

 

$1,535.0
Schedule of Regulatory Liabilities
Entergy Arkansas
 
2019
 
2018
 
(In Millions)
Unrealized gains on nuclear decommissioning trust funds (Note 16) (a)

$460.3

 

$297.2

Future formula rate plan revenue reductions (Note 2 - Retail Rate Proceedings)
46.6

 
35.1

Internal restructuring guaranteed customer credits (Note 2 - Retail Rate Proceedings)
33.0

 
39.6

Retail rate rider over-recovery - refunded through rate riders as rates are redetermined annually
19.7

 
30.8

Entergy Arkansas Total

$559.6

 

$402.7
The Amount Of Deferred Fuel Costs, That Entergy Expects To Recover (Or Return To Customers) Through Fuel Mechanisms, Subject To Subsequent Regulatory Review The table below shows the amount of deferred fuel costs as of December 31, 2019 and 2018 that Entergy expects to recover (or return to customers) through fuel mechanisms, subject to subsequent regulatory review.
 
2019
 
2018
 
(In Millions)
Entergy Arkansas (a)

$14.0

 

$86.5

Entergy Louisiana (b)

$112.5

 

$136.7

Entergy Mississippi

($70.4
)
 

$8.0

Entergy New Orleans (b)

($0.8
)
 

$2.8

Entergy Texas

($13.0
)
 

($19.7
)


(a)
Includes $67.7 million in 2019 and $67.3 million in 2018 of fuel and purchased power costs whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
(b)
Includes $168.1 million in both years for Entergy Louisiana and $4.1 million in both years for Entergy New Orleans of fuel, purchased power, and capacity costs, which do not currently earn a return on investment and whose recovery periods are indeterminate but are expected to be recovered over a period greater than twelve months.
Opportunity Sales Proceeding [Table Text Block] Refunds and interest in the following amounts were paid by Entergy Arkansas to the other operating companies in December 2018:

 
Total refunds including interest
 
Payment/(Receipt)
 
(In Millions)
 
Principal
Interest
Total
Entergy Arkansas
$68
$67
$135
Entergy Louisiana
($30)
($29)
($59)
Entergy Mississippi
($18)
($18)
($36)
Entergy New Orleans
($3)
($4)
($7)
Entergy Texas
($17)
($16)
($33)
Entergy Arkansas [Member] | FERC October 2011 Order [Member]  
Estimate Of Payments Or Receipts Among Utility Operating Companies The filing showed the following payments/receipts among the Utility operating companies:

 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$156
Entergy Louisiana
($75)
Entergy Mississippi
($33)
Entergy New Orleans
($5)
Entergy Texas
($43)
Entergy Arkansas [Member] | FERC February 2014 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing showed the following net payments and receipts, including interest, among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$68
Entergy Louisiana
($10)
Entergy Mississippi
($11)
Entergy New Orleans
$2
Entergy Texas
($49)
Entergy Arkansas [Member] | FERC May 2018 Order [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] The filing shows the additional following payments and receipts among the Utility operating companies:
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
($4)
Entergy Louisiana
($23)
Entergy Mississippi
$16
Entergy New Orleans
$5
Entergy Texas
$6
Entergy Arkansas [Member] | FERC Rough Production Cost Equalization Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] These filings showed the following payments/receipts among the Utility operating companies were necessary to achieve rough production cost equalization as defined by the FERC’s orders:
 
Payments (Receipts)
 
2007
 
2008
 
2009
 
2010
 
2011
 
2012
 
2013
 
2014
 
(In Millions)
Entergy Arkansas

$278

 

$252

 

$390

 

$47

 

$77

 

$41

 

$—

 

$—

Entergy Louisiana

($203
)
 

($160
)
 

($247
)
 

($25
)
 

($12
)
 

($41
)
 

$—

 

$—

Entergy Mississippi

($34
)
 

($20
)
 

($24
)
 

($21
)
 

($40
)
 

$—

 

$—

 

$—

Entergy New Orleans

$—

 

($7
)
 

$—

 

($1
)
 

($25
)
 

$—

 

($15
)
 

($15
)
Entergy Texas

($41
)
 

($65
)
 

($119
)
 

$—

 

$—

 

$—

 

$15

 

$15
Entergy Arkansas [Member] | FERC May 2018 Bandwidth True-up Orders [Member]  
Payments Or Receipts Among Utility Operating Companies Related to System Agreement Proceedings [Table Text Block] Entergy filed in May 2018 the bandwidth true-up payments and receipts for the 2011-2014 rate filings (table does not net to zero due to rounding):
 
Payments (Receipts)
 
(In Millions)
Entergy Arkansas
$3
Entergy Louisiana
$3
Entergy Mississippi
($1)
Entergy New Orleans
$1
Entergy Texas
($5)