Commitments and Contingencies (Planned Capital Expenditures) (Details) $ in Millions	9 Months Ended
Sep. 30, 2022 USD ($) MW
Planned Capital Expenditures [Line Items]
Guarantor obligations, current carrying value	$ 502
Florida Power & Light Company
Planned Capital Expenditures [Line Items]
Remainder of 2022	3,095
2023	9,065
2024	8,400
2025	8,390
2026	9,095
Total	38,045
NEER Segment
Planned Capital Expenditures [Line Items]
Remainder of 2022	2,655
2023	4,610
2024	1,480
2025	405
2026	360
Total	9,510
New Generation Expenditures [Member] \| Florida Power & Light Company
Planned Capital Expenditures [Line Items]
Remainder of 2022	985
2023	2,350
2024	2,180
2025	1,010
2026	1,045
Total	7,570
Allowance for funds used during construction (AFUDC) - remainder of 2022	20
Allowance for funds used during construction (AFUDC) - 2023	90
Allowance for funds used during construction (AFUDC) - 2024	90
Allowance for funds used during construction (AFUDC) - 2025	45
Allowance for funds used during construction (AFUDC) - 2026	35
Existing Generation Expenditures [Member] \| Florida Power & Light Company
Planned Capital Expenditures [Line Items]
Remainder of 2022	770
2023	1,655
2024	1,255
2025	1,330
2026	1,670
Total	6,680
Transmission And Distribution Expenditures [Member] \| Florida Power & Light Company
Planned Capital Expenditures [Line Items]
Remainder of 2022	960
2023	4,260
2024	4,150
2025	5,235
2026	5,520
Total	20,125
Allowance for funds used during construction (AFUDC) - remainder of 2022	30
Allowance for funds used during construction (AFUDC) - 2023	60
Allowance for funds used during construction (AFUDC) - 2024	50
Allowance for funds used during construction (AFUDC) - 2025	30
Allowance for funds used during construction (AFUDC) - 2026	0
Nuclear Fuel Expenditures [Member] \| Florida Power & Light Company
Planned Capital Expenditures [Line Items]
Remainder of 2022	90
2023	125
2024	160
2025	200
2026	200
Total	775
General And Other Expenditures [Member] \| Florida Power & Light Company
Planned Capital Expenditures [Line Items]
Remainder of 2022	290
2023	675
2024	655
2025	615
2026	660
Total	2,895
Wind Expenditures [Member] \| NEER Segment
Planned Capital Expenditures [Line Items]
Remainder of 2022	780
2023	670
2024	375
2025	35
2026	30
Total	$ 1,890
Planned new generation over 5 year period (in megawatts) \| MW	4,034
Solar Expenditures [Member] \| NEER Segment
Planned Capital Expenditures [Line Items]
Remainder of 2022	$ 1,400
2023	2,690
2024	670
2025	5
2026	0
Total	$ 4,765
Planned new generation over 5 year period (in megawatts) \| MW	5,842
Battery Storage Expenditures [Member] \| NEER Segment
Planned Capital Expenditures [Line Items]
Remainder of 2022	$ 190
2023	540
2024	0
2025	0
2026	5
Total	735
Nuclear Expenditures [Member] \| NEER Segment
Planned Capital Expenditures [Line Items]
Remainder of 2022	95
2023	170
2024	215
2025	220
2026	230
Total	930
Rate-Regulated Transmission [Member] \| NEER Segment
Planned Capital Expenditures [Line Items]
Remainder of 2022	55
2023	150
2024	65
2025	45
2026	10
Total	325
Other Expenditures [Member] \| NEER Segment
Planned Capital Expenditures [Line Items]
Remainder of 2022	135
2023	390
2024	155
2025	100
2026	85
Total	$ 865

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Planned New Generation To Be Added over 5 Years in Megawatts

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Total estimated planned capital expenditures.

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The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248

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