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Decommissioning Trust Funds (Tables)

12 Months Ended

Dec. 31, 2018

The available-for-sale securities held as of December 31, 2018 and 2017 are summarized as follows:



	Fair Value		Total Unrealized Gains		Total Unrealized Losses
	(In Millions)
2018
Debt Securities (a)		$2,495		$19		$35

2017
Equity Securities		$4,662		$2,131		$1
Debt Securities	2,550		44		16
Total		$7,212		$2,175		$17


(a)	Debt securities presented herein do not include the $389 million of debt securities held in the wholly-owned registered investment company, which are not accounted for as available-for-sale.

Available For Sale Securities Continuous 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 have been in a continuous loss position, are as follows as of December 31, 2018:



	Fair Value		Gross Unrealized Losses
	(In Millions)
Less than 12 months		$652		$9
More than 12 months	782		26
Total		$1,434		$35

The fair value and gross unrealized losses of available-for-sale securities, summarized by investment type and length of time that the securities have been in a continuous loss position, are as follows as of December 31, 2017:



	Equity Securities				Debt Securities
	Fair Value		Gross Unrealized Losses		Fair Value		Gross Unrealized Losses
	(In Millions)
Less than 12 months		$8		$1		$1,099		$7
More than 12 months	—		—		265		9
Total		$8		$1		$1,364		$16

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, 2018 and 2017 are as follows:



	2018		2017
	(In Millions)
less than 1 year		$199		$74
1 year - 5 years	1,066		902
5 years - 10 years	544		812
10 years - 15 years	77		147
15 years - 20 years	78		100
20 years+	531		515
Total		$2,495		$2,550

Entergy Arkansas [Member]

Securities Held

The available-for-sale securities held as of December 31, 2018 and 2017 are summarized as follows:



	Fair Value		Total Unrealized Gains		Total Unrealized Losses
	(In Millions)
2018
Debt Securities		$381.3		$0.6		$8.2

2017
Equity Securities		$596.7		$354.9		$—
Debt Securities	348.2		2.1		3.0
Total		$944.9		$357.0		$3.0

Available For Sale Securities Continuous Unrealized Loss Position Fair Value



	Fair Value		Gross Unrealized Losses
	(In Millions)
Less than 12 months		$65.8		$0.5
More than 12 months	231.1		7.7
Total		$296.9		$8.2



	Equity Securities				Debt Securities
	Fair Value		Gross Unrealized Losses		Fair Value		Gross Unrealized Losses
	(In Millions)
Less than 12 months		$—		$—		$168.0		$1.2
More than 12 months	—		—		41.4		1.8
Total		$—		$—		$209.4		$3.0

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, 2018 and 2017 are as follows:



	2018		2017
	(In Millions)
less than 1 year		$32.5		$13.0
1 year - 5 years	170.3		123.4
5 years - 10 years	114.0		180.6
10 years - 15 years	10.3		4.8
15 years - 20 years	8.1		3.4
20 years+	46.1		23.0
Total		$381.3		$348.2

Entergy Louisiana [Member]

Securities Held

The available-for-sale securities held as of December 31, 2018 and 2017 are summarized as follows:



	Fair Value		Total Unrealized Gains		Total Unrealized Losses
	(In Millions)
2018
Debt Securities		$532.9		$4.1		$6.0

2017
Equity Securities		$818.3		$461.2		$—
Debt Securities	493.8		10.9		3.6
Total		$1,312.1		$472.1		$3.6

Available For Sale Securities Continuous Unrealized Loss Position Fair Value



	Fair Value		Gross Unrealized Losses
	(In Millions)
Less than 12 months		$170.1		$2.1
More than 12 months	145.8		3.9
Total		$315.9		$6.0



	Equity Securities				Debt Securities
	Fair Value		Gross Unrealized Losses		Fair Value		Gross Unrealized Losses
	(In Millions)
Less than 12 months		$—		$—		$135.3		$1.1
More than 12 months	—		—		84.4		2.5
Total		$—		$—		$219.7		$3.6

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, 2018 and 2017 are as follows:



	2018		2017
	(In Millions)
less than 1 year		$31.1		$23.2
1 year - 5 years	130.5		122.8
5 years - 10 years	111.0		109.3
10 years - 15 years	29.0		52.7
15 years - 20 years	37.1		50.7
20 years+	194.2		135.1
Total		$532.9		$493.8

System Energy [Member]

Securities Held

The available-for-sale securities held as of December 31, 2018 and 2017 are summarized as follows:



	Fair Value		Total Unrealized Gains		Total Unrealized Losses
	(In Millions)
2018
Debt Securities		$364.2		$2.9		$5.8

2017
Equity Securities		$575.2		$308.6		$—
Debt Securities	330.5		4.2		1.2
Total		$905.7		$312.8		$1.2

Available For Sale Securities Continuous Unrealized Loss Position Fair Value



	Fair Value		Gross Unrealized Losses
	(In Millions)
Less than 12 months		$89.7		$2.4
More than 12 months	79.8		3.4
Total		$169.5		$5.8



	Equity Securities				Debt Securities
	Fair Value		Gross Unrealized Losses		Fair Value		Gross Unrealized Losses
	(In Millions)
Less than 12 months		$—		$—		$196.9		$1.0
More than 12 months	—		—		10.4		0.2
Total		$—		$—		$207.3		$1.2

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, 2018 and 2017 are as follows:



	2018		2017
	(In Millions)
less than 1 year		$22.8		$4.1
1 year - 5 years	188.0		173.0
5 years - 10 years	73.4		78.5
10 years - 15 years	5.2		1.0
15 years - 20 years	10.2		6.9
20 years+	64.6		67.0
Total		$364.2		$330.5