Variable Interest Entities (VIEs) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2025 MW	Dec. 31, 2024 USD ($) variable_interest_entity MW	Dec. 31, 2023 USD ($) variable_interest_entity	Dec. 31, 2022 USD ($)
Variable Interest Entity [Line Items]
TOTAL ASSETS		$ 190,144	$ 177,489	$ 158,935
Carrying amount of liabilities, consolidated variable interest entity		129,283	118,465
Investment in equity method investees		6,118	6,156	$ 6,582
Variable Interest Entity Other [Member]
Variable Interest Entity [Line Items]
Investments in special purpose entities		$ 5,848	$ 4,962
Indirect Subsidiary of NextEra Energy Resources [Member] | Photovoltaic Solar Facility [Member]
Variable Interest Entity [Line Items]
Total Number Of Consolidated Variable Interest Entities | variable_interest_entity		8	8
TOTAL ASSETS		$ 1,708	$ 1,796
Carrying amount of liabilities, consolidated variable interest entity		$ 520	1,085
Solar generating facility capability | MW		765
Indirect Subsidiary of NextEra Energy Resources [Member] | Photovoltaic Solar Facility [Member] | Minimum [Member]
Variable Interest Entity [Line Items]
Ownership percentage (in hundredths)		50.00%
Indirect Subsidiary of NextEra Energy Resources [Member] | Photovoltaic Solar Facility [Member] | Maximum [Member]
Variable Interest Entity [Line Items]
Ownership percentage (in hundredths)		67.00%
NextEra Energy Resources Consolidated VIE [Member] | 10% direct ownership in wind and solar facilities
Variable Interest Entity [Line Items]
TOTAL ASSETS		$ 1,346	1,434
Carrying amount of liabilities, consolidated variable interest entity		$ 76	79
Ownership percentage (in hundredths)		10.00%
Wind electric generating facility capability (in megawatts) | MW		400
Solar generating facility capability | MW		599
NEER [Member]
Variable Interest Entity [Line Items]
Investment in equity method investees		$ 4,501	$ 3,963
NEER [Member] | Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Wind electric generating facility capability (in megawatts) | MW		11,258
Solar generating facility capability | MW		4,084
NEER [Member] | Variable Interest Entities Wind and Solar Primary Beneficiary [Member] [Member]
Variable Interest Entity [Line Items]
Total Number Of Consolidated Variable Interest Entities | variable_interest_entity		30	33
TOTAL ASSETS		$ 23,902	$ 24,250
Carrying amount of liabilities, consolidated variable interest entity		$ 1,546	3,148
Wind electric generating facility capability (in megawatts) | MW		10,446
Solar generating facility capability | MW		3,485
Battery storage facility capacity | MW		1,719
NEER [Member] | Variable Interest Entities Wind and Solar Primary Beneficiary [Member] [Member] | Forecast [Member]
Variable Interest Entity [Line Items]
Wind electric generating facility capability (in megawatts) | MW	412
Battery storage facility capacity | MW	200
FPL [Member]
Variable Interest Entity [Line Items]
TOTAL ASSETS		$ 98,141	91,469
Carrying amount of liabilities, consolidated variable interest entity		55,065	52,634
FPL [Member] | Variable Interest Entity Other [Member]
Variable Interest Entity [Line Items]
Investments in special purpose entities		4,506	3,899
Other Investments [Member] | Subsidiaries of NEE [Member]
Variable Interest Entity [Line Items]
Investment in equity method investees		3,315	$ 3,913
Commitments To Increase (Decrease) In Equity Method Investments		$ 175