Employee Retirement Benefits (Tables)

3 Months Ended

Mar. 31, 2021

Retirement Benefits [Abstract]

Net periodic benefit (income) cost

The components of net periodic income for the plans are as follows:

	Pension Benefits				Postretirement Benefits
	Three Months Ended March 31,				Three Months Ended March 31,
	2021		2020		2021		2020
	(millions)
Service cost	$	22	$	21	$	1	$	—
Interest cost	16		23		1		2
Expected return on plan assets	(85)		(80)		—		—
Amortization of actuarial loss	6		4		1		1
Amortization of prior service benefit	—		—		(4)		(4)
Special termination benefits(a)	—		2		—		—
Net periodic income at NEE	$	(41)	$	(30)	$	(1)	$	(1)
Net periodic income allocated to FPL	$	(27)	$	(21)	$	(1)	$	(1)

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(a) Reflects enhanced early retirement benefit.