Decommissioning Trust Funds (Tables)

12 Months Ended

Dec. 31, 2022

Securities Held

The available-for-sale securities held as of December 31, 2022 and 2021 are summarized as follows:

	Fair Value	Total Unrealized Gains	Total Unrealized Losses
	(In Millions)
2022
Debt Securities	$1,655	$4	$201
2021
Debt Securities	$2,177	$65	$12

Fair Value Of Debt Securities By Contractual Maturities

The fair value of available-for-sale debt securities, summarized by contractual maturities, as of December 31, 2022 and 2021 are as follows:

	2022	2021
	(In Millions)
Less than 1 year	$62	$—
1 year - 5 years	520	473
5 years - 10 years	461	655
10 years - 15 years	117	389
15 years - 20 years	161	130
20 years+	334	530
Total	$1,655	$2,177

Debt Securities, Available-for-sale, Unrealized Loss Position, Fair Value

The fair value and gross unrealized losses of available-for-sale debt securities, summarized by length of time that the securities had been in a continuous loss position, were as follows as of December 31, 2022 and 2021:

	December 31, 2022		December 31, 2021
	Fair Value	Gross Unrealized Losses	Fair Value	Gross Unrealized Losses
	(In Millions)
Less than 12 months	$840	$63	$770	$8
More than 12 months	666	138	99	4
Total	$1,506	$201	$869	$12

Entergy Arkansas [Member]

Securities Held

The available-for-sale securities held as of December 31, 2022 and 2021 are summarized as follows:

	Fair Value	Total Unrealized Gains	Total Unrealized Losses
	(In Millions)
2022
Debt Securities	$470.7	$0.2	$69.3
2021
Debt Securities	$526.3	$11.4	$4.7

Fair Value Of Debt Securities By Contractual Maturities

The fair value of available-for-sale debt securities, summarized by contractual maturities, as of December 31, 2022 and 2021 are as follows:

	2022	2021
	(In Millions)
Less than 1 year	$21.2	$—
1 year - 5 years	159.7	91.7
5 years - 10 years	191.7	217.4
10 years - 15 years	38.0	146.0
15 years - 20 years	42.6	35.7
20 years+	17.5	35.5
Total	$470.7	$526.3

Debt Securities, Available-for-sale, Unrealized Loss Position, Fair Value

The fair value and gross unrealized losses of available-for-sale debt securities, summarized by length of time that the securities had been in a continuous loss position, were as follows as of December 31, 2022 and 2021:

	December 31, 2022		December 31, 2021
	Fair Value	Gross Unrealized Losses	Fair Value	Gross Unrealized Losses
	(In Millions)
Less than 12 months	$197.6	$18.8	$183.8	$2.9
More than 12 months	260.1	50.5	39.5	1.8
Total	$457.7	$69.3	$223.3	$4.7

Entergy Louisiana [Member]

Securities Held

The available-for-sale securities held as of December 31, 2022 and 2021 are summarized as follows:

	Fair Value	Total Unrealized Gains	Total Unrealized Losses
	(In Millions)
2022
Debt Securities	$725.1	$3.5	$67.5
2021
Debt Securities	$794.2	$31.3	$3.3

Fair Value Of Debt Securities By Contractual Maturities

The fair value of available-for-sale debt securities, summarized by contractual maturities, as of December 31, 2022 and 2021 are as follows:

	2022	2021
	(In Millions)
Less than 1 year	$33.6	$—
1 year - 5 years	159.1	157.8
5 years - 10 years	161.7	173.0
10 years - 15 years	67.1	123.0
15 years - 20 years	83.3	80.2
20 years+	220.3	260.2
Total	$725.1	$794.2

Debt Securities, Available-for-sale, Unrealized Loss Position, Fair Value

The fair value and gross unrealized losses of available-for-sale debt securities, summarized by length of time that the securities had been in a continuous loss position, were as follows as of December 31, 2022 and 2021:

	December 31, 2022		December 31, 2021
	Fair Value	Gross Unrealized Losses	Fair Value	Gross Unrealized Losses
	(In Millions)
Less than 12 months	$409.9	$24.6	$206.9	$1.4
More than 12 months	207.5	42.9	42.9	1.9
Total	$617.4	$67.5	$249.8	$3.3

System Energy [Member]

Securities Held

The available-for-sale securities held as of December 31, 2022 and 2021 are summarized as follows:

	Fair Value	Total Unrealized Gains	Total Unrealized Losses
	(In Millions)
2022
Debt Securities	$459.7	$0.7	$63.7
2021
Debt Securities	$524.5	$11.8	$2.9

Fair Value Of Debt Securities By Contractual Maturities

The fair value of available-for-sale debt securities, summarized by contractual maturities, as of December 31, 2022 and 2021 are as follows:

	2022	2021
	(In Millions)
Less than 1 year	$6.8	$—
1 year - 5 years	201.7	156.8
5 years - 10 years	107.1	161.8
10 years - 15 years	11.7	58.6
15 years - 20 years	35.0	1.9
20 years+	97.4	145.4
Total	$459.7	$524.5

Debt Securities, Available-for-sale, Unrealized Loss Position, Fair Value

The fair value and gross unrealized losses of available-for-sale debt securities, summarized by length of time that the securities had been in a continuous loss position, were as follows as of December 31, 2022 and 2021:

	December 31, 2022		December 31, 2021
	Fair Value	Gross Unrealized Losses	Fair Value	Gross Unrealized Losses
	(In Millions)
Less than 12 months	$231.9	$19.2	$276.6	$2.3
More than 12 months	198.0	44.5	11.3	0.6
Total	$429.9	$63.7	$287.9	$2.9