Commitments and Contingencies (Estimated Planned Capital Expenditures) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($) MW
Planned Capital Expenditures [Line Items]
Guarantor Obligations, Current Carrying Value	$ 480
NEER Segment
Planned Capital Expenditures [Line Items]
2024	9,835
2025	4,420
2026	1,570
2027	1,465
2028	1,010
Total	18,300
Wind Expenditures [Member] | NEER Segment
Planned Capital Expenditures [Line Items]
2024	2,820
2025	545
2026	60
2027	70
2028	50
Total	$ 3,545
Planned New Generation To Be Added over 5 Years | MW	2,621
Solar Expenditures [Member] | NEER Segment
Planned Capital Expenditures [Line Items]
2024	$ 3,270
2025	1,370
2026	10
2027	5
2028	5
Total	$ 4,660
Planned New Generation To Be Added over 5 Years | MW	6,134
Other Clean Energy Expenditures [Member] | NEER Segment
Planned Capital Expenditures [Line Items]
2024	$ 1,625
2025	620
2026	55
2027	45
2028	20
Total	2,365
Nuclear Expenditures [Member] | NEER Segment
Planned Capital Expenditures [Line Items]
2024	295
2025	270
2026	255
2027	380
2028	315
Total	1,515
Rate-Regulated Transmission [Member] | NEER Segment
Planned Capital Expenditures [Line Items]
2024	765
2025	1,215
2026	890
2027	705
2028	395
Total	3,970
Planned Generation Capital Expenditures AFUDC First Year	30
Planned Generation Capital Expenditures AFUDC Second Year	70
Planned Generation Capital Expenditures AFUDC Third Year	145
Planned Generation Capital Expenditures AFUDC Fourth Year	105
Planned Generation Capital Expenditures AFUDC Fifth Year	65
Other Expenditures [Member] | NEER Segment
Planned Capital Expenditures [Line Items]
2024	1,060
2025	400
2026	300
2027	260
2028	225
Total	2,245
FPL [Member]
Planned Capital Expenditures [Line Items]
2024	7,570
2025	7,550
2026	9,000
2027	9,810
2028	9,845
Total	43,775
FPL [Member] | New Generation Expenditures [Member]
Planned Capital Expenditures [Line Items]
2024	2,175
2025	3,015
2026	3,785
2027	3,400
2028	3,020
Total	15,395
FPL [Member] | Existing Generation Expenditures [Member]
Planned Capital Expenditures [Line Items]
2024	885
2025	730
2026	855
2027	1,220
2028	1,400
Total	5,090
FPL [Member] | Transmission and Distribution Expenditures [Member]
Planned Capital Expenditures [Line Items]
2024	3,770
2025	2,905
2026	3,250
2027	4,270
2028	4,495
Total	18,690
Planned Generation Capital Expenditures AFUDC First Year	95
Planned Generation Capital Expenditures AFUDC Second Year	90
Planned Generation Capital Expenditures AFUDC Third Year	100
Planned Generation Capital Expenditures AFUDC Fourth Year	90
Planned Generation Capital Expenditures AFUDC Fifth Year	65
FPL [Member] | Nuclear Fuel Expenditures [Member]
Planned Capital Expenditures [Line Items]
2024	150
2025	205
2026	300
2027	305
2028	390
Total	1,350
FPL [Member] | General and Other Expenditures [Member]
Planned Capital Expenditures [Line Items]
2024	590
2025	695
2026	810
2027	615
2028	540
Total	3,250
FPL [Member] | Generation Expenditures [Member]
Planned Capital Expenditures [Line Items]
Planned Generation Capital Expenditures AFUDC First Year	135
Planned Generation Capital Expenditures AFUDC Second Year	115
Planned Generation Capital Expenditures AFUDC Third Year	165
Planned Generation Capital Expenditures AFUDC Fourth Year	160
Planned Generation Capital Expenditures AFUDC Fifth Year	$ 145