XML 85 R54.htm IDEA: XBRL DOCUMENT
v3.22.4

Non-Derivative Fair Value Measurements (Fair Value of Instruments Recorded at Other than Fair Value) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Carrying Amount |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Special Use Funds Fair Value Disclosure | $ 998 | $ 906
Other investments | 221 | 26
Long-term debt, including current portion | 61,889 | 52,745
Estimated Fair Value |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Special Use Funds Fair Value Disclosure | 999 | 907
Other investments | 221 | 26
Long-term debt, including current portion | 57,892 | 57,290
FPL [Member] | Carrying Amount |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Special Use Funds Fair Value Disclosure | 744 | 672
Long-term debt, including current portion | 21,002 | 18,510
FPL [Member] | Estimated Fair Value |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Special Use Funds Fair Value Disclosure | 744 | 672
Long-term debt, including current portion | $ 19,364 | $ 21,379

X
- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. Fair value and carrying value of long-term debt including current maturities at the balance sheet date. + References No definition available. + Details
Name: | nee_LongTermDebtIncludingCurrentMaturitiesFairValueAndCarryingValue
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Other investments that are carried at estimated fair value or cost, which approximates fair value. + References No definition available. + Details
Name: | nee_OtherInvestmentsFinancialInstrumentsFairValueDisclosure
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. An amount representing decommission fund to pay for the costs of decontaminating and decommissioning of facilities through collection of revenues derived from utility assessments and government appropriations. + References No definition available. + Details
Name: | nee_SpecialUseFundsFairValueDisclosure
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=nee_FloridaPowerLightCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |