Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Unrealized losses (gains) on marked to market derivative contracts – net Unrealized Gain (Loss) on Derivatives and Commodity Contracts Title of 12(b) Security Title of 12(b) Security Schedule of Available-for-sale Securities [Table] Debt Securities, Available-for-Sale [Table] Carrying Amount Reported Value Measurement [Member] Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] Adjustment to Compensation, Amount Adjustment to Compensation Amount Financial Instrument [Axis] Financial Instrument [Axis] Segment Reporting [Abstract] Segment Reporting [Abstract] Potential retrospective assessment recoverable from minority interest for nuclear liability secondary financial protection Potential Retrospective Assessments Approximate Recovery Of Proportionate Share From Minority Interests Under Secondary Financial Protection System Potential retrospective assessment recoverable from minority interest for nuclear liability secondary financial protection. State income taxes – net of federal income tax benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Employee Retirement Benefits Retirement Benefits [Text Block] Merger-related expenses Business Combination, Integration-Related Cost, Expense Derivative Instrument [Axis] Derivative Instrument [Axis] Measurement Frequency [Axis] Measurement Frequency [Axis] Junior Subordinated Debt Junior Subordinated Debt [Member] Proceeds from sale or maturity of securities in special use funds Proceeds from Decommissioning Trust Fund Assets Consolidated Entities [Axis] Consolidated Entities [Axis] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Allowance for equity funds used during construction Allowance for Funds Used During Construction, Equity Public Utilities, Allowance for Funds Used During Construction, Capitalized Cost of Equity OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX Other Comprehensive Income (Loss), Net of Tax [Abstract] Potential retrospective assessments under secondary financial protection system Potential Retrospective Assessments Under Secondary Financial Protection System Potential Retrospective Assessments Under Secondary Financial Protection System Fair Value, Net Assets And Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, by Net Asset Liability Type [Axis] Fair Value, Net Assets And Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, by Net Asset Liability Type [Axis] Fair value information by class of net asset (liability). Consolidated Entities [Domain] Consolidated Entities [Domain] Capital Expenditures Independent Power Investments And Nuclear Fuel Purchases Capital Expenditures Independent Power Investments And Nuclear Fuel Purchases Capital Expenditures Of Fpl plus Independent Power Investments plus Payments For Proceeds From Nuclear Fuel plus Other Capital Expenditures (if applicable) NEER Segment NEER Segment [Member] an operating segment comprised of NextEra Energy Resources and NEET Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Reclassification out of Accumulated Other Comprehensive Income Reclassification out of Accumulated Other Comprehensive Income [Member] Other liabilities and deferred credits: Liabilities, Noncurrent [Abstract] Plant, Property, and Equipment, Decrease from Deconsolidation Plant, Property, and Equipment, Decrease from Deconsolidation Plant, Property, and Equipment, Decrease from Deconsolidation Nuclear fuel and other amortization Nuclear Fuel and other Amortization The current period expense charged against earnings for the amortization of nuclear fuel and other items to recognize its cost over its useful life. Retirement Benefits [Abstract] Retirement Benefits [Abstract] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Number of Reportable Segments Number of Reportable Segments Other Comprehensive Income (Loss) Related to Equity Method Investees Other Comprehensive Income (Loss) Related To Equity Method Investees [Member] Other Comprehensive Income (Loss) Related To Equity Method Investees Total current liabilities Liabilities, Current Option Contracts, Gas [Member] Option Contracts, Gas [Member] Option Contracts, Gas [Member] Taxes other than income taxes and other – net Taxes, Miscellaneous Derivatives Derivative Liability, Current Derivative Liability, Current Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Entity Address, City or Town Entity Address, City or Town Nuclear Fuel Expenditures [Member] Nuclear Fuel Expenditures [Member] Estimated planned capital expenditures related to nuclear fuel. Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] 2027 Planned Capital Expenditures Second Year Estimated planned capital expenditures for the second year. Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Stated amount of each equity unit (in dollars per share) Stated Amount Of Each Equity Unit Stated amount of each equity unit sold. Other investments: Other Investments [Abstract] Effective Income Tax Rate Reconciliation, Production And Investment Tax Credits, Amount Effective Income Tax Rate Reconciliation, Production And Investment Tax Credits, Amount Effective Income Tax Rate Reconciliation, Production And Investment Tax Credits, Amount Level 2 Level 2 Fair Value, Inputs, Level 2 [Member] OTHER INCOME (DEDUCTIONS) Nonoperating Income (Expense) [Abstract] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Amount of secondary financial protection liability insurance coverage per incident Amount Of Secondary Financial Protection Per Incident At Nuclear Reactor Amount of secondary financial protection liability insurance coverage per incident at any nuclear reactor in the United States. Total other comprehensive income (loss), net of tax Other comprehensive income (loss) Net other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Revenue Benchmark [Member] Revenue Benchmark [Member] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Segment information Segment Reporting [Table Text Block] Interest expense Interest expense Interest Expense Aggregate Expenses The aggregate interest expense incurred on commercial paper, long-term debt, capital leases, customer deposits, and all other borrowings, including debt related commitment fees and debt issuance costs. Amounts is reported net of interest capitalized in accordance with Statement of Financial Accounting Standard No. 34 and net of any allowance for borrowed used during construction in accordance with Statement of Financial Accounting Standard No. 71 Paragraph 15. Related Party [Axis] Related and Nonrelated Parties [Axis] Net Unrealized Gains (Losses) on Cash Flow Hedges Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Document Period End Date Document Period End Date Series P Debentures Due 2031 Series P Debentures Due 2031 [Member] Series P Debentures Due 2031 NEER [Member] Subsidiaries [Member] Corporate Debt Securities Other Investments Corporate Debt Securities Fair Value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents corporate debt securities of other investments, excluding those held in special use funds. Principal amount Debt Instrument, Face Amount Investments, All Other Investments [Abstract] Investments, All Other Investments [Abstract] Realized Losses Debt Securities, Available-for-Sale, Realized Loss Required capacity and/or minimum payments under contracts Long-Term Purchase Commitment [Table Text Block] Tax expense (benefit) of unrealized gains/losses on available for sale securities still held OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax Position [Axis] Position [Axis] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Defined Benefit Pension and Other Benefits Plans Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Avangrid, Inc. et al. v. NextEra Energy, Inc. Avangrid, Inc. et al. v. NextEra Energy, Inc. [Member] Avangrid, Inc. et al. v. NextEra Energy, Inc. Unbilled revenues Unbilled Contracts Receivable Earnings (loss) per share of common stock: Earnings per share attributable to NEE: Earnings Per Share [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] TOTAL LIABILITIES TOTAL LIABILITIES Liabilities Trading Symbol Trading Symbol Total AOCI Including Portion Attributable to Noncontrolling Interest [Member] Company Selected Measure Name Company Selected Measure Name Joint Obligations Remainder Current Year Joint Obligations Remainder Current Year Joint Obligations of NEECH and NEER included in the NEER amounts above due in the remainder of the current year Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] NextEra Energy Resources NextEra Energy Resources [Member] A wholly-owned subsidiary of NextEra Energy Capital Holdings, Inc. Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction CASH FLOWS FROM OPERATING ACTIVITIES Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Other receivables Other Receivables, Net, Current Corporate Units 7.375% Corporate Units 7.375% [Member] Corporate Units 7.375% Allowance for funds used during construction (AFUDC) - 2030 Planned Capital Expenditures AFUDC Fifth Year Planned Capital Expenditures AFUDC Fifth Year Dividends per share of common stock (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Disposal Group Name [Domain] Disposal Group Name [Domain] Non-monetary net notional amount (in barrels) Derivative, Nonmonetary Notional Amount, Volume Transfers out Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 Entities [Table] Entities [Table] Goodwill, expected tax deductible amount Business Combination, Goodwill, Expected Tax Deductible, Amount Equity units, stock options, performance share awards, restricted stock and exchangeable notes Weighted Average Number of Shares Outstanding, Diluted, Adjustment Reconciliation of changes in the fair value of derivatives measured based on significant unobservable inputs Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Decrease in depreciation and amortization Increase (Decrease) In Depreciation and Amortization Increase (Decrease) In Depreciation and Amortization Shares acquired (in shares) Business Acquisition, Number of Common Stock Shares Acquired Business Acquisition, Number of Common Stock Shares Acquired Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] General And Other Expenditures [Member] General And Other Expenditures [Member] Estimated planned capital expenditures related to general and other. Award Timing Predetermined Award Timing Predetermined [Flag] Electric utility plant and other property – net Electric utility plant and other property – net Public Utilities, Property, Plant and Equipment, Net Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Level 1 Fair Value, Inputs, Level 1 [Member] Derivatives Derivative Asset, Noncurrent Derivative Asset, Noncurrent Effective income tax rate Income tax benefit and effective tax rate Effective Income Tax Rate Reconciliation, Percent Wind electric generating facility capability (in megawatts) Wind Electric Generating Facility Capability Total capability of wind electric generating facilities. Fair Value Measurements Fair Value of Financial Instruments, Policy [Policy Text Block] Derivative Asset, Gross Asset Derivative Asset, Gross Asset Including Not Subject to Master Netting Arrangement Planned Capital Expenditures [Table] Planned Capital Expenditures [Table] Planned Capital Expenditures [Table] John W. Ketchum [Member] John W. Ketchum Scenario [Domain] Scenario [Domain] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Purchases of securities in special use funds Payments to Acquire Investments to be Held in Decommissioning Trust Fund Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Number Of Customers Served Number Of Customers Served Number Of Customers Served Expiration Date Trading Arrangement Expiration Date Corporate debt securities Special Use Funds Corporate debt securities Fair Value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents corporate debt securities of special use funds. Euro Denominated Junior Subordinated Debentures Euro Denominated Junior Subordinated Debentures [Member] Euro Denominated Junior Subordinated Debentures Restricted cash Restricted Cash and Cash Equivalent 2025 Rate Agreement 2025 Rate Agreement [Member] 2025 Rate Agreement Equity securities Cash and Cash Equivalents, Fair Value Disclosure TOTAL EQUITY Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Issuances Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Issuances Symmetry Energy Solutions Symmetry Energy Solutions [Member] Symmetry Energy Solutions Forward Contracts - Power [Member] Forward Contracts - Power [Member] Forward Contracts - Power [Member] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Derivative [Table] Derivative [Table] Nuclear fuel Nuclear Fuel The carrying amount, at gross, as of the balance sheet of nuclear fuel held as property plant and equipment. Issuances of common stock/equity units Proceeds from Issuance of Common Stock Reconciliation of basic and diluted earnings per share of common stock [Abstract] Earnings Per Share Reconciliation [Abstract] Termination fees Business Combination, Termination Fees Business Combination, Termination Fees Common stock, no par value (in dollars per share) Common Stock, No Par Value Net gain in connection with sale Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal, Net Of Extinguishment Of Debt Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal, Net Of Extinguishment Of Debt CASH FLOWS FROM INVESTING ACTIVITIES Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Litigation Status [Axis] Litigation Status [Axis] Related Party Transaction [Axis] Related Party Transaction [Axis] Segments [Domain] Segments [Domain] Interest Rate Swap [Member] Interest Rate Swap [Member] Scenario [Axis] Scenario [Axis] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Business Combination [Table] Business Combination [Table] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Interest rate (as a percent) Debt Instrument, Interest Rate, Stated Percentage Total common shareholders' equity Equity, Attributable to Parent Shareholder Securities Class Action Shareholder Securities Class Action [Member] Shareholder Securities Class Action Asset-backed securities Special Use Funds Asset-backed securities Fair Value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents mortgage-backed securities of special use funds. Disposed of by Sale [Member] Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Prepaid benefit costs Assets for Plan Benefits, Defined Benefit Plan Available for sale debt securities amortized cost Debt Securities, Available-for-Sale, Amortized Cost Corporate Units 7.299% Corporate Units 7.299% [Member] Corporate Units 7.299% Insider Trading Policies and Procedures [Line Items] Customer receivables, allowances Accounts Receivable, Allowance for Credit Loss, Current Deferred income taxes Deferred Income Tax Expense (Benefit) Regulatory assets Regulatory Asset, Current Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount Planned Capital Expenditures [Line Items] Planned Capital Expenditures [Line Items] 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. Armando Pimentel, Jr. [Member] Armando Pimentel, Jr. Antidilutive securities (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Entity Central Index Key Entity Central Index Key Working capital and other adjustments Business Combination, Working Capital and Other adjustments Business Combination, Working Capital and Other adjustments Additional paid-in capital Additional Paid in Capital, Common Stock Other investments weighted average maturity Other investments Weighted Average Maturity This item represents the weighted-average maturity of debt securities in the other investment funds at the balance sheet date and which are categorized neither as held-to-maturity nor trading securities Equity [Abstract] Equity [Abstract] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Other - net Stockholders' Equity, Other Other comprehensive income (loss), before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Ownership [Axis] Ownership [Axis] Schedule of Investments [Line Items] Schedule of Investments [Line Items] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Investment, Name [Axis] Investment, Name [Axis] Accumulated Other Comprehensive Income (Loss) [Member] AOCI Attributable to Parent [Member] All Individuals All Individuals [Member] Cash Sweep And Credit Support Agreement [Member] Cash Sweep And Credit Support Agreement [Member] Cash Sweep And Credit Support Agreement [Member] Dividends on common stock Dividends to NEE Payments of Dividends Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Statement [Line Items] Statement [Line Items] TOTAL ASSETS Carrying amount of assets, consolidated variable interest entity Total assets Assets Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan [Table] Non-monetary net notional amount (in MMBtu) Derivative, Nonmonetary Notional Amount, Energy Measure Business Combination [Abstract] Business Combination [Abstract] Investments in special purpose entities Investments In Special Purpose Entities Unconsolidated and consolidated investments in certain special purpose entities, including but not limited to, investments in mortgage-backed securities, asset-backed securities and collateralized mortgage and debt obligations. Fuel, purchased power and interchange Fuel Purchased Power And Interchange Expense Fuel, energy and capacity charges incurred to produce electricity, net of any deferral or recovery of in accordance with Statement of Financial Accounting Standard No.71. Includes amortization of nuclear fuel. Operating Segments [Member] Operating Segments [Member] Indirect Subsidiary of NextEra Energy Resources [Member] Indirect Subsidiary of NextEra Energy Resources [Member] Indirect Subsidiary of NextEra Energy Resources [Member] Trading securities, cost Equity Securities without Readily Determinable Fair Value, Amount Unrealized gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Assumed liabilities Business Combination, Recognized Liability Assumed, Liability Foreign operations Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent PEO PEO [Member] Solar generating facility capability (in megawatts) Solar Generating Facility Capability Total capability of solar electric generating facilities Schedule of Planned Capital Expenditures Planned Capital Expenditures [Table Text Block] Tabular disclosure of estimated planned capital expenditures for future periods. Other Other Liabilities, Noncurrent Noncontrolling interest in variable interest entity Noncontrolling Interest in Variable Interest Entity Goodwill Goodwill Retirement Plan Type [Axis] Retirement Plan Type [Axis] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Amount Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Amount Equity method investment, percentage sold Equity Method Investment, Percentage Sold Equity Method Investment, Percentage Sold Retained Earnings [Member] Retained Earnings [Member] Total operating expenses – net Operating Expenses NET LOSS ATTRIBUTABLE TO NONCONTROLLING INTERESTS Net loss attributable to noncontrolling interests Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest Allowance for Funds Used During Construction Public Utilities, Allowance for Funds Used During Construction, Additions Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Common stock, shares, outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Award Timing Disclosures [Line Items] Number of mergers Number Of Mergers Number Of Mergers Fair Value, by Balance Sheet Grouping Fair Value, by Balance Sheet Grouping [Table Text Block] Assuming dilution (in dollars per share) Earnings Per Share, Diluted Variable Interest Entities [Abstract] Variable Interest Entities [Abstract] Variable Interest Entities [Abstract] Litigation Case [Domain] Litigation Case [Domain] Ownership [Domain] Ownership [Domain] Insurance [Table] Insurance [Table] Insurance [Table] New Generation Expenditures [Member] New Generation Expenditures [Member] Estimated planned capital expenditures related to new generation. Assets assumed Business Combination, Recognized Asset Acquired, Asset Long-term Purchase Commitment [Line Items] Long-Term Purchase Commitment [Line Items] 2029 Required Capacity And Or Minimum Payments Fourth Year Estimated required capacity and/or minimum payments for the fourth year. Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Nuclear Expenditures [Member] Nuclear Expenditures [Member] Estimated planned capital expenditures related to nuclear. Trading period (in days) over which the market value is determined by reference to the average closing prices of the common stock Trading Period Over Which Market Value Is Determined By Reference To Average Closing Prices Of Common Stock The trading period (in days) over which the market value is determined by reference to the average closing prices of NextEra common stock. Lessor, Leases Lessor, Leases [Policy Text Block] Debentures – fixed Debentures [Member] Debentures [Member] Current liabilities Increase (Decrease) in Other Current Liabilities Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Impairment charge, net of tax Impairment of Long-Lived Assets Held-for-use, Net of Tax Impairment of Long-Lived Assets Held-for-use, Net of Tax Commodity contract - Oil [Member] Commodity contract - Oil [Member] Derivative instrument whose primary underlying risk is tied to oil commodity prices. Required capacity and/or minimum payments [Abstract] Required Capacity And Or Minimum Payments Abstract Required Capacity And Or Minimum Payments Abstract Forward Price [Member] Forward Price [Member] Forward Price [Member] Unrealized gains Marketable Securities, Unrealized Gain (Loss) Recognized During The Period On Securities Still Held Marketable Securities, Unrealized Gain (Loss) Recognized During The Period On Securities Still Held OPERATING INCOME Operating Income (Loss) Revenue, remaining performance obligation Revenue, Remaining Performance Obligation, Amount Planned new generation over 5 year period (in megawatts) Planned New Generation To Be Added over 5 Years Planned New Generation To Be Added over 5 Years in Megawatts Other Investments Financial Instruments Primarily Notes Receivable Fair Value Disclosure Other Investments Financial Instruments Fair Value Disclosure Other investments that are carried at estimated fair value or cost, which approximates fair value. Related Party Transaction [Domain] Related Party Transaction [Domain] Business Combinations Business Combination [Text Block] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Service cost Defined Benefit Plan, Service Cost Common stock, shares, issued (in shares) Common Stock, Shares, Issued Entity Information [Line Items] Entity Information [Line Items] Amount of equity units sold Amount Of Equity Units Sold Amount of equity units sold. Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Transmission And Distribution Expenditures [Member] Transmission And Distribution Expenditures [Member] Estimated planned capital expenditures related to transmission and distribution. Noncontrolling Interests associated with Differential Membership Interests Noncontrolling Interests associated with Differential Membership Interests Noncontrolling Interests associated with Differential Membership Interests EQUITY Capitalization, Long-Term Debt and Equity [Abstract] Number of variable interest entities with guarantees to obligations Number Of Variable Interest Entities, Guarantees To Obigations Number Of Variable Interest Entities, Guarantees To Obigations Significant Unobservable Inputs [Axis] Significant Unobservable Inputs [Axis] Significant Unobservable Inputs [Axis] Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Deferred income taxes Deferred Income Tax Liabilities, Net Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Termination Date Trading Arrangement Termination Date Other variable interest entities [Member] Variable Interest Entity Other [Member] Investments in certain special purpose entities, including but not limited to, investments in mortgage-backed securities, asset-backed securities and collateralized mortgage and debt obligations. Fair Value Measurements, Recurring [Table] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Available for sale securities: Special Use Funds - Debt Securities [Member] available for sale securities: Special Use Funds - Debt Securities [Member] available for sale securities: Special Use Funds - Debt Securities [Member] [Member] Income taxes at U.S. statutory rate of 21% Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Derivative Asset, Current, Statement of Financial Position [Extensible Enumeration] Derivative Asset, Current, Statement of Financial Position [Extensible Enumeration] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Derivative Asset, Fair Value, Amount Offset Against Collateral Derivative Asset, Including Not Subject to Master Netting Arrangement, after Offset and Deduction Other Other Liabilities, Current Electric plant in service and other property Electric Utility Plant In Service And Other Property Carrying amount at the balance sheet date for long-lived physical assets used in the normal conduct of business and not intended for resale. This can include land, physical structures, machinery, vehicles, furniture, computer equipment, and similar items. Amount does not include construction in progress or depreciation. Derivatives Derivative Asset, Current Derivative Asset, Current Fair Value as of Grant Date Award Grant Date Fair Value Rate Agreement Name [Axis] Rate Agreement Name [Axis] Rate Agreement Name Taxes attributable to noncontrolling interests Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Percent Gains on disposal of businesses, assets and investments – net Gain (Loss) on Disposition of Assets Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Long-term Debt, Decrease from Deconsolidation Long-term Debt, Decrease from Deconsolidation Long-term Debt, Decrease from Deconsolidation Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Rate of payments on stock purchase contracts (in thousandths) Rate Of Payments On Stock Purchase Contracts Rate of payments on stock purchase contracts. NEE Equity Units March 2026 NEE Equity Units March 2026 [Member] NEE Equity Units March 2026 Arrangement Duration Trading Arrangement Duration Consolidation Items [Axis] Consolidation Items [Axis] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Other net periodic benefit income Defined Benefit Plan, Amount Recognized in Net Periodic Benefit Cost (Credit) and Other Comprehensive (Income) Loss, before Tax Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commodity contract - Power [Member] Commodity contract - Power [Member] Derivative instrument whose primary underlying risk is tied to power commodity prices. Equity in earnings (losses) of equity method investees Equity in losses (earnings) of equity method investees Income (Loss) from Equity Method Investments Debentures Related To Nextera Energys Equity Units [Member] Debentures Related To Nextera Energys Equity Units [Member] Debentures relating to NextEra Energy's equity units. Other assets: Other Assets [Abstract] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Realized and unrealized gains (losses): [Abstract] Realized and unrealized gains (losses): [Abstract] Realized and unrealized gains (losses): [Abstract] Solar Expenditures [Member] Solar Expenditures [Member] Estimated planned capital expenditures related to solar. Other Clean Energy Expenditures Other Clean Energy [Member] Estimated planned capital expenditures primarily for battery storage projects and renewable fuels projects Rate of total annual distributions on equity units (in thousandths) Rate Of Total Annual Distributions On Equity Units Rate of total annual distributions on equity units. Supplier finance program, obligation Supplier Finance Program, Obligation All Award Types Award Type [Domain] Fair value of derivative instruments with credit-risk-related contingent features that were in a liability position Derivative, Net Liability Position, Aggregate Fair Value Non-Derivative Fair Value Measurements Fair Value Disclosures [Text Block] Derivative Financial Instruments, Net [Member] Derivative Financial Instruments, Net [Member] Derivative Financial Instruments, Net [Member] Level 3 Level 3 Fair Value, Inputs, Level 3 [Member] Corporate and Other [Member] Corporate And Eliminations [Member] Corporate And Eliminations [Member] Total other assets Other Assets Legal Entity [Axis] Legal Entity [Axis] Equity Securities Other Investments Equity Securities Fair Value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents equity securities of other investments, excluding those held in special use funds. Liability Class [Axis] Liability Class [Axis] Cash, cash equivalents and restricted cash at beginning of period Cash, cash equivalents and restricted cash at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Margin cash collateral provided to counterparties that was not offset against derivative assets or liabilities Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Not Offset Non-NEOs Non-NEOs [Member] Commodity contract - Natural gas [Member] Commodity contract - Natural gas [Member] Derivative instrument whose primary underlying risk is tied to natural gas commodity prices. Equity method investment, ownership percentage Equity Method Investment, Ownership Percentage Cash purchase price Payments to Acquire Businesses, Gross Duane Arnold Energy Center Insurance [Member] Duane Arnold Energy Center Insurance [Member] Duane Arnold's proportionate share of retrospective insurance assessments. Investment, Name [Domain] Investment, Name [Domain] Customer [Domain] Customer [Domain] Customer deposits Contract with Customer, Liability, Current Deemed capital structure of NextEra Energy Resources Deemed Capital Structure Deemed capital structure of subsidiary for purposes of allocating interest expense. Statistical Measurement [Axis] Statistical Measurement [Axis] Derivative instruments, gain (loss) in statement of financial performance Derivative Instruments, Gain (Loss) [Table Text Block] Award Type Award Type [Axis] Interest rate contracts Interest Rate Contract [Member] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Retained earnings Retained Earnings (Accumulated Deficit) Number of states in which entity has customers Number Of States In Which Entity Has Customers Number Of States In Which Entity Has Customers Trading price (per share) Fair Value Measurement, Trading Price, Per Share Fair Value Measurement, Trading Price, Per Share Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Pension Benefits [Member] Pension Plan [Member] Common Stock Common Stock [Member] Seabrook Station Insurance [Member] Seabrook Station Insurance [Member] Seabrook Station's proportionate share of retrospective insurance assessments. Price per share of stock purchase contract (in dollars per share) Price Per Share of Stock Purchase Contract Price Per Share of Stock Purchase Contract Derivative, Name [Domain] Derivative Contract Type [Domain] Derivative Contract [Domain] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Tax credits sold Tax Credit Carryforward, Amount Sold Tax Credit Carryforward, Amount Sold Derivative Financial Instruments, Assets [Member] Derivative Financial Instruments, Assets [Member] TOTAL LIABILITIES, REDEEMABLE NONCONTROLLING INTERESTS AND EQUITY Liabilities and Equity Reimbursements, Interest and Fee Income, Other Loans Reimbursements, Interest and Fee Income, Other Loans Reimbursements, Interest and Fee Income, Other Loans Employee Stock Option Share-Based Payment Arrangement, Option [Member] Purchases Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Noncontrolling interests Equity, Attributable to Noncontrolling Interest Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Asset Class [Axis] Asset Class [Axis] Related Party [Domain] Related and Nonrelated Parties [Domain] Tabular List, Table Tabular List [Table Text Block] Existing Generation Expenditures [Member] Existing Generation Expenditures [Member] Estimated planned capital expenditures related to existing generation. Name Awards Close in Time to MNPI Disclosures, Individual Name Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Capital expenditures Capital Expenditures Of Public Utilities (FPL Consolidated) The cash outflow for capital expenditures of public utilities (FPL Consolidated) for electric utility plant and equipment. Amount includes the allowance for borrowed funds used in construction and excludes the allowance for equity funds used during construction and excludes expenditures related to nuclear fuel, which has a separate taxonomy. Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Other capital expenditures Proceeds (Payments) From Other Capital Expenditures The cash outflow for acquisition of or capital improvements of property, plant and equipment, used to produce goods or deliver services, of the company's non reportable segments. Maximum obtainable amount of private liability insurance available under Price-Anderson Act Amount Of Private Liability Insurance Per Nuclear Power Plant Site Maximum obtainable amount of private liability insurance per nuclear site available under the Price-Anderson Act. Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Adjustment to Compensation: Adjustment to Compensation [Axis] Photovoltaic Solar Facility [Member] Photovoltaic Solar Facility [Member] Photovoltaic Solar Facility [Member] Amounts reclassified from AOCI Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Derivative Financial Instruments, Liabilities [Member] Derivative Financial Instruments, Liabilities [Member] Sale of independent power and other investments of NEER Proceeds from Sale of Independent Power Investments The cash inflow from the sales related to independent power projects of a non-utility company. Insurance [Line Items] Insurance [Line Items] 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. Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Cash paid for interest (net of amount capitalized) Interest Paid, Excluding Capitalized Interest, Operating Activity Net Unrealized Gains (Losses) on Foreign Currency Translation Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Hedging Designation [Axis] Hedging Designation [Axis] Differential Membership Interests Differential Membership Interests [Member] Differential Membership Interests Assets, Fair Value Disclosure Assets, Fair Value Disclosure Name Measure Name Pay vs Performance Disclosure [Line Items] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV [Domain] Euro Denominated Debentures Euro Denominated Debentures [Member] Euro Denominated Debentures Debt Instrument [Line Items] Debt Instrument [Line Items] Current assets Increase (Decrease) in Other Current Assets Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Derivative asset, netting Derivative Asset, Subject to Master Netting Arrangement, Gross Liability and Collateral, Obligation to Return Cash, Offset Name Trading Arrangement, Individual Name income associated with differential membership interests income associated with differential membership interests income associated with differential membership interests First mortgage bonds First Mortgage Bonds [Member] First mortgage bonds sold June 2013. Cash and cash equivalents Cash and Cash Equivalent Option Models [Member] Options Models, Valuation Technique [Member] Options Models, Valuation Technique [Member] Position [Domain] Position [Domain] Company Selected Measure Amount Company Selected Measure Amount Segment Reporting, Reconciliation of Profit (Loss) by Segment to Consolidated Segment Reporting, Reconciliation of Profit (Loss) by Segment to Consolidated [Table Text Block] Series Q Debenture Due 2034 Series Q Debenture Due 2034 [Member] Series Q Debenture Due 2034 Share-based payment activity (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Fair Value Inputs, Transaction Type [Axis] Fair Value Inputs, Transaction Type [Axis] Fair Value Inputs, Transaction Type [Axis] Non-PEO NEO Non-PEO NEO [Member] Junior Subordinated Debt Member Fixed Three Series Junior Subordinated Debt Member Fixed Three Series [Member] Junior Subordinated Debt Member Fixed Three Series Accounting Policies [Line Items] Subsidiary, Sale of Stock [Line Items] Foreign currency transaction losses (gains) Gain (Loss), Foreign Currency Transaction, before Tax Remainder of 2026 Required Capacity And Or Minimum Payments Remainder Current Year Estimated required capacity and/or minimum payments for the remainder of the current year. Customer Concentration Risk Customer Concentration Risk [Member] Cash paid (received) for income taxes - net Income Taxes Paid (Received), Net Income Taxes Paid (Received), Net Award Timing Method Award Timing Method [Text Block] Net increase in cash, cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Repayments of other short-term debt Repayments of Other Short-Term Debt Forecast Forecast [Member] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Net income (loss) attributable to NEE Net income attributable to NEE - basic Net income attributable to NEE Net Income (Loss) Attributable to Parent 2029 Planned Capital Expenditures Fourth Year Estimated planned capital expenditures for the fourth year. Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Disposal of Businesses/Assets Disposal of Businesses/Assets, Policy [Policy Text Block] Disposal of Businesses/Assets, Policy [Policy Text Block] Balance Sheet Location [Axis] Location, Statement of Financial Position, Balance [Axis] Gains (losses) on commodity contracts, recorded as regulatory assets and or liabilities on the balance sheet due to regulatory treatment Gain (Losses) On Commodity Contracts Not Designated As Hedges Recorded As Regulatory Assets Liabilities Pursuant to regulatory accounting treatment, net gain (loss) recorded by FPL that is included in regulatory assets and or liabilities for the period from the net change in fair value of derivative instrument not designated as hedging instrument. Restatement Determination Date: Restatement Determination Date [Axis] Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Litigation settlement, amount awarded to other party Litigation Settlement, Amount Awarded to Other Party Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Accrued interest and taxes Accrued Interest And Taxes Carrying value as of the balance sheet date of the current portion of obligations incurred and payable (due within one year) for statutory income, sales, use, payroll, excise, real, property and other taxes. AND Sum of the carrying values as of the balance sheet date of interest payable (due within one year) on all forms of debt. Total required posted collateral should FPL's and Capital Holdings' credit ratings fall below investment grade Additional Collateral Aggregate Fair Value Due To Credit Rating Downgrade To Below Investment Grade The aggregate fair value of collateral that would be required to be posted for derivative instruments with credit-risk-related contingent features if the applicable corporate credit ratings were downgraded to below investment grade at the end of the reporting period. Clean energy tax credits(a) Effective Income Tax Rate Reconciliation, Production And Investment Tax Credits Effective Income Tax Rate Reconciliation, Production And Investment Tax Credits Collateral already posted, aggregate fair value Collateral Already Posted, Aggregate Fair Value Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Statistical Measurement [Domain] Statistical Measurement [Domain] Document Fiscal Year Focus Document Fiscal Year Focus Derivative Liability, Collateral, Right to Reclaim Cash, Offset Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Offset Customer [Axis] Customer [Axis] Structured Payables Supplier Finance Program [Policy Text Block] Supplier Finance Program Common stock Common Stock, Value, Issued Interest Expense Interest Expense, Operating and Nonoperating Long-term debt issuances and borrowings Schedule of Long-Term Debt Instruments [Table Text Block] Net change in commercial paper Proceeds from (Repayments of) Commercial Paper Fair Value Inputs, Expected Rates Fair Value Inputs, Expected Rates Fair Value Inputs, Expected Rates Restatement Determination Date Restatement Determination Date Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Independent power and other investments of NEER Independent Power Investments The cash outflow for capital expenditures related to independent power projects of a non-utility company. Amount includes capitalized interest and spending on equity method investees accounted for under the equity method of accounting but excludes expenditures related to nuclear fuel, which has a separate taxonomy. Other Debt Securities Other Investments Debt Securities fair value disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents debt securities of other investments, excluding those held in special use funds. Reconciliation Between the Effective Income Tax Rates and the Applicable Statutory Rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Forward contracts - Gas [Member] Forward contracts - Gas [Member] Forward contracts - Gas [Member] Regulatory liabilities Regulatory Liability, Noncurrent Variable Interest Entities Wind and Solar Primary Beneficiary [Member] [Member] Variable Interest Entities Wind and Solar Primary Beneficiary [Member] [Member] NextEra Energy Wind and Solar Consolidated VIEs Relating to Certain Subsidiaries Which Have Sold Differential Membership Interests in Wind and Solar Facilities [Member] Amendment Flag Amendment Flag Current liabilities: Liabilities, Current [Abstract] Junior Subordinated Debt Member Fixed Series 3 Junior Subordinated Debt Member Fixed Series 3 [Member] Junior Subordinated Debt Member Fixed Series 3 Net notional volumes Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Disposal Group Classification [Axis] Disposal Group Classification [Axis] Unrealized losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax St Lucie Unit No 2 Insurance [Member] St Lucie Unit No 2 Insurance [Member] St. Lucie Unit No. 2's proportionate share of retrospective insurance assessments. Gains and Losses on Available-for-sale Debt Securities Debt Securities, Available-for-Sale [Table Text Block] Loss Contingencies [Table] Loss Contingencies [Table] Special Use Funds Fair Value Disclosure Special Use Funds Fair Value Disclosure 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. Total other liabilities and deferred credits Liabilities, Noncurrent Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Entity Address, State or Province Entity Address, State or Province PEO Total Compensation Amount PEO Total Compensation Amount Net unrealized gains (losses) on foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Assets: Assets, Fair Value Disclosure [Abstract] Weighted-average number of common shares outstanding – basic Weighted Average Number of Shares Outstanding, Basic Notional amount Derivative, Notional Amount Regulatory assets Regulatory Asset, Noncurrent Loss Contingencies [Line Items] Loss Contingencies [Line Items] Capital expenditures of FPL Capital Expenditures of FPL The cash outflow for capital expenditures of FPL for electric utility plant and equipment. Amount includes the allowance for borrowed funds used in construction and excludes the allowance for equity funds used during construction and excludes expenditures related to nuclear fuel, which has a separate taxonomy. Revenue from contracts with customers Revenue from Contract with Customer, Including Assessed Tax Pending Litigation Pending Litigation [Member] Equity method investments, fair value Equity Method Investments, Fair Value Disclosure Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Commercial paper Commercial Paper Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Class of Stock [Axis] Class of Stock [Axis] Insurance By Nuclear Power Plant [Axis] Insurance By Nuclear Power Plant [Axis] Schedule of potential retrospective assessment recoverable from minority interest for nuclear liability secondary financial protection and potential retrospective assessment recoverable from minority interest for property damage, decontamination and premature decommissioning risks, plus any applicable taxes, by nuclear power plant. Non-monetary net notional amount (in MWh) Derivative, Nonmonetary Notional Amount Dominion Energy Dominion Energy [Member] Dominion Energy Current portion of long-term debt Long-Term Debt, Current Maturities Accounting Policies [Table] Subsidiary or Equity Method Investee, Sale of Stock, Type [Table] Litigation Case [Axis] Litigation Case [Axis] Accrued property additions Capital Expenditures Incurred but Not yet Paid Noncontrolling Interest [Member] Noncontrolling Interest [Member] RSM reserve, authorized amount Rate Stabilization Mechanism Reserve, Authorized Amount Rate Stabilization Mechanism Reserve, Authorized Amount Full Requirements and Unit Contingent Contracts [Member] Full Requirements and Unit Contingent Contracts [Member] Full Requirements and Unit Contingent Contracts [Member] Derivative Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Derivative Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Commitment to invest commitment to invest Commitment to invest in clean power and technology businesses. Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Amortization of deferred regulatory credit Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amortization, Percent Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Charles E. Sieving [Member] Charles E. Sieving Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Margin cash collateral received from counterparties that was not offset against derivative assets Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset Equity Equity [Text Block] Security Exchange Name Security Exchange Name Derivative liability, netting Derivative Liability, Subject to Master Netting Arrangement, Gross Asset and Collateral, Right to Reclaim Cash, Offset Valuation Approach and Technique [Axis] Valuation Approach and Technique [Axis] Restricted cash related to margin cash collateral that is netted against derivative assets restricted cash related to margin cash collateral that is netted against derivative assets Where offsetting positions exist, restricted cash related to margin cash collateral that is netted against derivative assets Equity method investment, impairment Equity Method Investment, Other-than-Temporary Impairment Financial and Nonfinancial Liabilities, Fair Value Disclosure Liabilities, Fair Value Disclosure Property, Plant, and Equipment Property, Plant, and Equipment [Table Text Block] Name Outstanding Recovery, Individual Name Tax expense (benefit) of other comprehensive income (loss), reclassification adjustment from AOCI for sale of securities Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Other differential membership interests activity Noncontrolling Interest, Increase (Decrease) From Subsidiary Equity Issuance Noncontrolling Interest, Increase (Decrease) From Subsidiary Equity Issuance Potential retrospective assessments under secondary financial protection system payable per incident per year Potential Retrospective Assessments Under Secondary Financial Protection System Payable Per Incident Per Year Potential Retrospective Assessments Under Secondary Financial Protection System Payable Per Incident Per Year Related party services Related Party Services Related Party Services Rate Regulation, Policy Public Utilities, Policy [Policy Text Block] Noncontrolling Interests Sale Of Differential Membership Interests [Policy Text Block] Describes an entity's accounting policy for recognizing the deferred proceeds related to the sale of differential membership interests in entities that have ownership interests in wind facilities. Wind Expenditures [Member] Wind Expenditures [Member] Estimated planned capital expenditures related to wind. Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Rate-Regulated Transmission [Member] Regulated Electric and Gas Transmission Expenditures [Member] Rate-Regulated Transmission [Member] Rate-Regulated Transmission [Member] U.S. Government and municipal bonds Special Use Funds Us Government and municipal bonds Fair Value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents U.S. Government and municipal bonds of special use funds. Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Schedule of Investments [Table] Schedule of Investments [Table] Denominator: Weighted Average Number of Shares Outstanding, Diluted, Adjustment [Abstract] Unrealized Gain (Loss) on Derivatives Unrealized Gain (Loss) on Derivatives Subsidiary, ownership percentage Subsidiary, Ownership Percentage, Parent Fair value Debt Securities, Continuous Unrealized Loss Position, Fair Value This item represents the aggregate fair value of investments in available for sale debt securities in an unrealized loss position. Debt Securities [Member] Debt Securities [Member] Asset Class [Domain] Asset Class [Domain] Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Weighted-average number of common shares outstanding – assuming dilution Weighted Average Number of Shares Outstanding, Diluted Membership interests acquired Business Combination, Voting Equity Interest Acquired, Percentage Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Entity Emerging Growth Company Entity Emerging Growth Company Derivative Instruments Derivatives, Policy [Policy Text Block] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Derivative Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] U.S. Government and Municipal Bonds Other Investments U.S. Government and Municipal Bonds Fair Value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents U.S. government and municipal bonds of other investments, excluding those held in special use funds. Unrealized Gains (Losses) Recognized On Equity Securities Still Held at The Reporting Date Unrealized Gains (Losses) Recognized On Equity Securities [Table Text Block] Unrealized Gains (Losses) Recognized On Equity Securities [Table Text Block] 2028 Planned Capital Expenditures Third Year Estimated planned capital expenditures for the third year. Guarantor obligations, current carrying value Guarantor Obligations, Current Carrying Value Equity Units [Domain] Equity Units [Domain] Equity Units [Domain] Noncurrent assets Increase (Decrease) in Other Noncurrent Assets Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Other Receivables Other Receivables Remainder of 2026 Planned Capital Expenditures Remainder Current Year Estimated planned capital expenditures for the remainder of the current year. Customer Migration Rate [Member] Customer Migration Rate [Member] Customer Migration Rate [Member] Marketable Securities, Available-for-sale [Line Items] Debt Securities, Available-for-Sale [Line Items] Total required posted collateral should FPL's and Capital Holdings' credit ratings fall to BBB/Baa2 Additional Collateral Aggregate Fair Value Due To Credit Rating Downgrade To Bbb Or Baa2 The aggregate fair value of collateral that would be required to be posted for derivative instruments with credit-risk-related contingent features if the applicable corporate credit ratings were downgraded to BBB/Baa2 at the end of the reporting period. Option Contracts, Power [Member] Option Contracts, Power [Member] Option Contracts, Power [Member] Production tax credit (PTC), roll off period Deferred Tax Benefit, Production Tax Credit, Roll Off Period Deferred Tax Benefit, Production Tax Credit, Roll Off Period Net Unrealized Gains (Losses) on Available for Sale Securities AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Including Noncontrolling Interest [Member] Subsidiaries of NEE Subsidiaries of NEE [Member] Subsidiaries of NEE [Member] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Litigation Status [Domain] Litigation Status [Domain] Debt assumed Business Combination, Recognized Liability Assumed, Financial Liability All Executive Categories All Executive Categories [Member] Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Included in regulatory assets and liabilities Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Regulatory Assets And Liabilities This element represents total gains or losses for the period (realized and unrealized), arising from net assets (liabilities) measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in regulatory assets and liabilities. Net periodic benefit (income) cost Schedule of Net Benefit Costs [Table Text Block] REDEEMABLE NONCONTROLLING INTERESTS Redeemable Noncontrolling Interest, Equity, Carrying Amount Principal amount of each debenture Principal Amount Of Each Debenture Principal amount of each debenture at time of issuance. Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Reconciliation of basic and diluted earnings per share of common stock Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Recoverable storm-related costs Increase (Decrease) in Recoverable Property Damage Costs Debt Disclosure [Abstract] Debt Disclosure [Abstract] Service Agreements Service Agreement [Member] Service Agreement Segment Information Segment Reporting [Text Block] Additional nuclear accident limit Additional nuclear accident limit Shared additional nuclear accident limit above underlying limit Minimum Minimum [Member] Debt instrument, fair value disclosure Guarantees, Fair Value Disclosure Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Derivative Liability, Gross Liability Derivative Liability, Gross Liability Including Not Subject to Master Netting Arrangement Variable Interest Entities (VIEs) Variable Interest Entity Disclosure [Text Block] Effects of currency translation on cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement Location [Axis] Location, Statement of Income, Balance [Axis] Planned Capital Expenditures Commitment [Domain] Planned Capital Expenditures Commitment [Domain] Identification, by commitment, of estimated planned capital expenditures for a future period. Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Amount Of Sublimit For Non Nuclear Perils Per Site Under NEIL For Property Damage Decontamination And Premature Decommissioning Risks Amount Of Sublimit For Non Nuclear Perils Per Site Under NEIL For Property Damage Decontamination And Premature Decommissioning Risks Amount Of Sublimit For Non Nuclear Perils Per Site Under Nuclear Electric Insurance Limited (NEIL) For Property Damage Decontamination And Premature Decommissioning Risks Business Combination [Line Items] Business Combination [Line Items] Dividends on common stock Dividends, Common Stock Net periodic cost (income) cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Common stock, shares authorized (in shares) Common Stock, Shares Authorized Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Decrease in income taxes, net Increase (Decrease) In Depreciation and Amortization, Net Increase (Decrease) In Depreciation and Amortization, Net Realized Gains Debt Securities, Available-for-Sale, Realized Gain Exercise Price Award Exercise Price Fair value measurements made on a recurring basis [Member] Fair Value, Recurring [Member] Segment Reporting [Line Items] Segment Reporting [Line Items] Document Quarterly Report Document Quarterly Report Special Use Funds Nuclear Decommissioning Funds Weighted Average Maturity Special Use Funds Nuclear Decommissioning Funds Weighted Average Maturity This item represents the weighted-average maturity of debt securities (in years) in nuclear decommissioning funds at the balance sheet date and which are categorized neither as held-to-maturity nor trading securities. Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] NextEra Energy Capital Holdings, Inc. NextEra Energy Capital Holdings, Inc. [Member] A wholly-owned subsidiary of NextEra Energy, Inc. Implied Volatilities [Member] Implied Volatilities [Member] Implied Volatilities [Member] Proceeds from sale or maturity of securities Proceeds from Sale of Debt Securities, Available-for-Sale Insurance Nuclear Power Plant [Domain] Insurance Nuclear Power Plant [Domain] Schedule of potential retrospective assessment recoverable from minority interest for nuclear liability secondary financial protection and potential retrospective assessment recoverable from minority interest for property damage, decontamination and premature decommissioning risks, plus any applicable taxes, identified by nuclear power plant. Fair Value, Net Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Net Asset Liability Types [Domain] Fair Value, Net Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Net Asset Liability Types [Domain] Represents classes of net assets (liabilities) measured and disclosed at fair value. Retirements of long-term debt Repayments of Long-Term Debt Option Contracts, Primarily Gas [Member] Option Contracts, Primarily Gas [Member] Option Contracts, Primarily Gas [Member] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Investment in equity method investees Equity Method Investments Equity Component [Domain] Equity Component [Domain] 2027 Required Capacity And Or Minimum Payments Second Year Estimated required capacity and/or minimum payments for the second year. Foreign Exchange Contract Foreign Exchange Contract [Member] Included in operating revenues Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings Adoption Date Trading Arrangement Adoption Date Other Expenditures [Member] Other Expenditures [Member] Estimated planned capital expenditures related to other. Purchase price Disposal Group, Including Discontinued Operation, Consideration Counterparty Name [Domain] Counterparty Name [Domain] Allowance for funds used during construction (AFUDC) - 2027 Planned Generation Capital Expenditures AFUDC Second Year Estimated AFUDC for the remainder of the second year. Total other income (deductions) – net Nonoperating Income (Expense) Fair Value Inputs, Transaction Type [Domain] Fair Value Inputs, Transaction Type [Domain] Fair Value Inputs, Transaction Type [Domain] Number of shares (subject to antidilution adjustments) if purchased on final settlement date at less than or equal to low range threshold (in shares) Number Of Shares Subject To Antidilution Adjustments If Purchased On Final Settlement Date At Less Than Or Equal To Low Range Threshold The number of shares (subject to antidilution adjustments) if purchased on the final settlement date, if the market value of a share of common stock is less than or equal to the low range of the price per share of the stock purchase contract. Proceeds from other short-term debt Proceeds from Other Short-Term Debt Equity securities Special Use Funds Equity Securities Fair Value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents equity securities of special use funds. Nuclear fuel purchases Payments for (Proceeds from) Nuclear Fuel Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Accounting Policies [Abstract] Accounting Policies [Abstract] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Other – net Proceeds from (Payment for) Other Financing Activity Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Derivative [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Cash swept from (repayments to) related parties – net Proceeds from (Repayments of) Related Party Debt Business Combination [Domain] Business Combination [Domain] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Accrued construction-related expenditures Construction Payable, Current Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Allowance for funds used during construction (AFUDC) - remainder of 2026 Planned Generation Capital Expenditures AFUDC Remainder Current Year Estimated AFUDC for the remainder of the current year Construction work in progress Construction in Progress, Gross Weighted Average [Member] Weighted Average [Member] Net periodic benefit (income) cost [Abstract] Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] All Adjustments to Compensation All Adjustments to Compensation [Member] Other – net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Business Combination [Axis] Business Combination [Axis] Income Tax Income Tax, Policy [Policy Text Block] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Natural Gas, Including Transportation And Storage, Contract Minimum Payments [Member] Natural Gas, Including Transportation And Storage, Contract Minimum Payments [Member] The minimum amount FPL agreed to spend under purchase commitments for natural gas, including transportation and storage. Income Statement [Abstract] Income Statement [Abstract] Document Transition Report Document Transition Report Gains on disposal of investments and other property – net Gain (Loss) on Investments OPERATING EXPENSES Operating Expenses [Abstract] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Derivative Liability, Current, Statement of Financial Position [Extensible Enumeration] Derivative Liability, Current, Statement of Financial Position [Extensible Enumeration] Contract Group 1 [Member] Contract Group 1 [Member] NextEra Energy Resources contracts that include, but are not limited to, the purchase of wind turbines and towers, solar reflectors, steam turbine generators and heat collection elements and related construction activities, as well as for the supply, conversion, enrichment and fabrication of nuclear fuel. Equity Units [Axis] Equity Units [Axis] Equity Units [Axis] Discounted Cash Flow Member] Discounted Cash Flow Valuation Technique [Member] Discounted Cash Flow Valuation Technique [Member] Rate Agreement Name [Domain] Rate Agreement Name [Domain] Rate Agreement Name [Domain] City Area Code City Area Code Solar Plus Storage Facility Capacity Battery Storage Facility Capacity Battery Storage Facility Capacity Name Forgone Recovery, Individual Name Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Rate-Regulated Transmission Asset Joint Venture Rate-Regulated Transmission Asset Joint Venture [Member] Rate-Regulated Transmission Asset Joint Venture Contracted Renewable Energy Assets and Contracted Natural Gas Pipeline Contracted Renewable Energy Assets and Contracted Natural Gas Pipeline [Member] Contracted Renewable Energy Assets and Contracted Natural Gas Pipeline Entity [Domain] Entity [Domain] Effective Income Tax Rate Reconciliation [Line Items] Effective Income Tax Rate Reconciliation [Line Items] Long-term Purchase Commitment, Category of Item Purchased [Domain] Long-Term Purchase Commitment, Category of Item Purchased [Domain] Cost recovery clauses and franchise fees Cost Recovery Clauses And Franchise Fees Cost Recovery Clauses And Franchise Fees Total Total Planned Capital Expenditures Total estimated planned capital expenditures. Fair Value, by Balance Sheet Grouping, Disclosure Item Amounts [Axis] Measurement Basis [Axis] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Significant unobservable inputs used in valuation of contracts categorized as Level 3 Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Net unrealized gains (losses) on securities still held OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Entity Current Reporting Status Entity Current Reporting Status Net cash provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Other operations and maintenance Utilities Operating Expense, Maintenance and Operations Utilities Operating Expense, Maintenance and Operations Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] CRP XII Intermediate, LLC CRP XII Intermediate, LLC [Member] CRP XII Intermediate, LLC CASH FLOWS FROM FINANCING ACTIVITIES Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Property, plant and equipment – net Property, plant and equipment – net Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Other adjustments – net Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Interest cost Defined Benefit Plan, Interest Cost Financial Instruments [Domain] Financial Instruments [Domain] Subsidiary of NEET Subsidiary of NEET [Member] Subsidiary of NEET Derivative assets Derivative Asset Special use funds Decommissioning Fund Investments Underlying Securities Award Underlying Securities Amount COMPREHENSIVE LOSS ATTRIBUTABLE TO NONCONTROLLING INTERESTS Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Estimated Fair Value Estimate of Fair Value Measurement [Member] Other debt securities Special Use Funds Other debt securities Fair value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. This element represents other debt securities of special use funds. Revenue from Contracts with Customers Revenue from Contract with Customer [Text Block] Issuances of common stock/equity units – net Stock Issued During Period, Value, New Issues Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] 2028 Required Capacity And Or Minimum Payments Third Year Estimated required capacity and/or minimum payments for the third year. 2021 Rate Agreement 2021 Rate Agreement [Member] 2021 Rate Agreement Special use funds: nuclear decommissioning fund assets Decommissioning Fund Investments, Fair Value Other – net Payment for (Proceeds from) Other Investing Activity Allowance for funds used during construction (AFUDC) - 2029 Planned Capital Expenditures AFUDC Fourth Year Planned Capital Expenditures AFUDC Fourth Year Segment Reporting [Table] Segment Reporting [Table] Net income (loss) Temporary Equity, Net Income Other Other assets, current Other Assets, Current Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Financial assets and liabilities and other fair value measurements Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Depreciation and amortization Depreciation And Amortization Excluding Nuclear Fuel The current period expense charged against earnings on long-lived, physical assets used in the normal conduct of business and not intended for resale to allocate or recognize the cost of assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset. Examples include buildings, production equipment and customer lists. Excludes amortization of nuclear fuel. Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Tax expense (benefit) of unrealized gains/losses on cash flow hedges from AOCI Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax Current Fiscal Year End Date Current Fiscal Year End Date Potential amount of retrospective assessment per occurrence per site for property damage, decontamination and premature decommissioning risks Potential Retrospective Assessment, Limited Insurance Coverage Per Occurrence Per Site, Nuclear Insurance Mutual Companies, Property Damage Decontamination And Premature Decommissioning Risks Potential amount of retrospective premium in a policy year for property damage, decontamination and premature decommissioning risks at participating nuclear plants, plus any applicable taxes. Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Derivative [Line Items] Derivative [Line Items] Number of shares (subject to antidilution adjustments) if purchased on the final settlement date at equal to or greater than high range threshold (in shares) Number Of Shares Subject To Antidilution Adjustments If Purchased On Final Settlement Date At Equal To Or Greater Than High Range Threshold The number of shares (subject to antidilution adjustments) if purchased on the final settlement date, if the market value of a share of common stock is equal to or greater than the high range of the price per share of the stock purchase contract. Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Entity File Number Entity File Number Share-based payment activity Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Measure: Measure [Axis] Period of bill credits, post close Period Of Bill Credits, Post Close Period Of Bill Credits, Post Close Total number of consolidated variable interest entities Total Number Of Consolidated Variable Interest Entities Total number of consolidated variable interest entities. Asset retirement obligations Asset Retirement Obligations, Noncurrent Pipeline Affiliates [Member] Sabal Trail and Florida Southeast Connection [Member] Sabal Trail and Florida Southeast Connection [Member] Gain (after tax) in connection with sale Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax Equity Components [Axis] Equity Components [Axis] Senior secured limited-recourse long term debt- fixed Senior secured limited-recourse long term debt- fixed [Member] Senior secured limited-recourse long term debt- fixed Transfers in Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers into Level 3 Entity Interactive Data Current Entity Interactive Data Current Number of Producing Wells Number of Producing Wells Number of Producing Wells Reclassification from accumulated other comprehensive income (loss) to net income Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Entity Small Business Entity Small Business COMPREHENSIVE INCOME ATTRIBUTABLE TO NEE Comprehensive Income (Loss), Net of Tax, Attributable to Parent Property, Plant, and Equipment [Line Items] Property, Plant, and Equipment [Line Items] Other differential membership interests activity Temporary Equity, Interest in Subsidiary Earnings Effective Income Tax Rate Reconciliation [Table] Effective Income Tax Rate Reconciliation [Table] Decrease in income taxes Increase (Decrease) in Income Taxes Planned Capital Expenditures By Commitment [Axis] Planned Capital Expenditures By Commitment [Axis] Details pertaining to estimated planned capital expenditures for a future period, by commitment. MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Other Other Assets, Noncurrent Document Type Document Type Fair Value, Assets and Liabilities Measured on Recurring [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Variable Interest Entities Wind and Solar PV Facilities [Member[ Variable Interest Entities Wind and Solar PV Facilities [Member] Variable Interest Entities Wind and Solar PV Facilities Short [Member] Short [Member] Summary of Significant Accounting and Reporting Policies Significant Accounting Policies [Text Block] Amount awarded Litigation Settlement, Amount Awarded from Other Party 2030 Planned Capital Expenditures Fifth Year Estimated planned capital expenditures for the fifth year. Special termination benefits Defined Benefit Plan, Benefit Obligation, Special and Contractual Termination Benefits Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Issuances of long-term debt, including premiums and discounts Proceeds from Issuance of Long-Term Debt Local Phone Number Local Phone Number Postretirement Benefits [Member] Other Postretirement Benefits Plan [Member] Accumulated depreciation and amortization Accumulated Depreciation And Amortization The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, including nuclear fuel, but not including land) that has been recognized in the income statement. INCOME BEFORE INCOME TAXES Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Property, plant and equipment, gross Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization Gains included in operating revenues attributable to the change in unrealized gains (losses) relating to derivatives held at the reporting date Fair Value Net Assets (Liabilities) Measured On Recurring Basis Change In Unrealized Gain (Loss) Included In Earnings This item represents the amount of the total change in unrealized (holding) gains or losses for the period which are included in the statement of income (or changes in net assets) in Earnings. Such unrealized (holding) gains or losses relate to those assets (liabilities) still held at the reporting date for which fair value is measured on a recurring basis using significant unobservable inputs (Level 3). Net unrealized gains (losses) on available for sale securities: OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax [Abstract] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Executive Category: Executive Category [Axis] XPLR OpCo XPLR OpCo [Member] XPLR OpCo [Member] NextEra Energy Resources, Owned Subsidiary NextEra Energy Resources, Owned Subsidiary [Member] NextEra Energy Resources, Owned Subsidiary Long-term Purchase Commitment [Table] Long-Term Purchase Commitment [Table] Counterparty Name [Axis] Counterparty Name [Axis] Retail Customers Retail Customers [Member] Retail Customers Implied Correlations [Member] Implied Correlations [Member] Implied Correlations [Member] Materials, supplies and fuel inventory Inventory, Net Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Schedule of Variable Interest Entities [Table] Variable Interest Entity [Table] SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION Supplemental Cash Flow Information [Abstract] Reclassification of unrealized losses on cash flow hedges from accumulated other comprehensive income (loss) to net income Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Commitments To Increase (Decrease) In Equity Method Investments Commitments To Increase (Decrease) In Equity Method Investments Commitments To Increase (Decrease) In Equity Method Investments Special use funds: Special use funds [Abstract] Special use funds [Abstract] PEO Name PEO Name Thereafter Required Capacity And Or Minimum Payments After Fifth Year Estimated required capacity and/or minimum payments after the fifth year. Other short-term debt Other Short-Term Borrowings Segment Reporting, Other Segment Item, Amount Segment Reporting, Other Segment Item, Amount Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Euro Denominated Junior Subordinated Debentures Series 2 Euro Denominated Junior Subordinated Debentures Series 2 [Member] Euro Denominated Junior Subordinated Debentures Series 2 Operating lease income Operating Lease, Lease Income, Lease Payments Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Restricted cash and cash equivalents, current Restricted Cash and Cash Equivalent, Current Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Related Party Transactions Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] COMPREHENSIVE INCOME Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Undivided beneficial ownership interest per debenture (in hundredths) Undivided Beneficial Ownership Interest Per Debenture Represents the undivided beneficial ownership interest per debenture, included with a contract to purchase common stock, for each equity unit sold. Debt Instrument [Axis] Debt Instrument [Axis] Measurement Frequency [Domain] Measurement Frequency [Domain] Bill credits Business Combination, Recognized Liability Assumed, Other Liability, Noncurrent Project Development Costs Project Development Costs For NextEra Energy Resources, the amount of project development costs capitalized as of the balance sheet date. These costs include land rights and other third-party costs directly associated with the development of a new project. Upon commencement of construction, these costs either are transferred to construction work in progress or remain in other assets, depending upon the nature of the cost. Capitalized development costs are charged to OM expenses when recoverability is no longer probable. Long [Member] Long [Member] Disposal Group Name [Axis] Disposal Group Name [Axis] Environmental Credits Environmental Credits [Policy Text Block] Environmental Credits Related Party Transaction, Amounts of Transaction Related Party Transaction, Amounts of Transaction Schedule of Derivative Instruments in Statement of Financial Position, Fair Value Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Basic (in dollars per share) Earnings Per Share, Basic Total current assets Assets, Current Insider Trading Arrangements [Line Items] Long-term debt Long-Term Debt, Excluding Current Maturities Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Letters of credit posted through the normal course of business that could be applied toward the collateral requirements related to derivative instruments with credit-risk-related contingent features Letters Of Credit Already Posted Aggregate Fair Value Letters of Credit that are already posted in the normal course of business, at the end of the reporting period, that could be applied toward the collateral requirements for derivative instruments with credit-risk-related contingent features. Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net [Abstract] Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net [Abstract] Customer receivables, net of allowances Accounts Receivable, after Allowance for Credit Loss, Current Commitments and Contingencies [Abstract] Commitments and Contingencies [Abstract] Commitments and Contingencies [Abstract] Long Term Debt Including Current Maturities Fair Value And Carrying Value Long Term Debt Including Current Maturities Fair Value And Carrying Value 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. restricted cash related to margin cash collateral that is netted against derivative liabilities restricted cash related to margin cash collateral that is netted against derivative liabilities Where offsetting positions exist, restricted cash related to margin cash collateral that is netted against derivative liabilities Commodity contracts Commodity Contract [Member] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Beginning balance Ending balance Temporary Equity, Including Noncontrolling Interest GAINS (LOSSES) ON DISPOSAL OF BUSINESSES/ASSETS – NET Gain in connection with sale Gains (losses) on disposal of businesses/assets – net Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Fair Value Measurement [Domain] Fair Value Measurement [Domain] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Insurance [Abstract] Insurance [Abstract] Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Concentration risk, percentage Concentration Risk, Percentage Equity Awards Adjustments Equity Awards Adjustments [Member] Cash equivalents: Cash equivalents [Abstract] Cash equivalents [Abstract] Derivatives Derivative Liability, Noncurrent Derivative Liability, Noncurrent Shareholder Derivative Actions Shareholder Derivative Actions [Member] Shareholder Derivative Actions Noncurrent liabilities Increase (Decrease) in Other Noncurrent Liabilities Other – net Other Nonoperating Income (Expense) Debt Long-Term Debt [Text Block] Total Common Shareholders' Equity Parent [Member] Parent [Member] Corporate Units 7.234% Corporate Units 7.234% [Member] Corporate Units 7.234% Potential retrospective assessment recoverable from minority interest for property damage, decontamination and premature decommissioning risks Potential Retrospective Assessments Approximate Recovery Of Proportionate Share From Minority Interests Under Nuclear Insurance Mutual Companies Potential retrospective assessment recoverable from minority interest for property damage, decontamination and premature decommissioning risks, plus any applicable taxes. Junior Subordinated Debt Member Fixed Series 1 Junior Subordinated Debt Member Fixed Series 1 [Member] Junior Subordinated Debt Member Fixed Series 1 Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Commitment amount included in capital expenditures Commitments Included In Planned Capital Expenditures Commitments included in planned capital expenditures Forward price (in dollars per energy unit) Fair Value Inputs, Offered Quotes, Price Per Energy Unit Fair Value Inputs, Offered Quotes, Price Per Energy Unit Hedging Designation [Domain] Hedging Designation [Domain] Class of Stock [Domain] Class of Stock [Domain] Joint Obligations Second Year Joint Obligations Second Year Joint Obligations of NEECH and NEER included in the NEER amounts above due in the second year Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Additional collateral requirements if non-ratings based contract provisions are triggered Additional Collateral Aggregate Fair Value Due To Other Financial Measures The aggregate fair value of additional collateral that would be required to be posted for derivative instruments with credit-risk-related contingent features if certain cross-default provisions or certain financial measurement requirements were triggered at the end of the reporting period. Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable Accounts Payable Junior Subordinated Debt Member Fixed Series 2 Junior Subordinated Debt Member Fixed Series 2 [Member] Junior Subordinated Debt Member Fixed Series 2 Income Taxes Income Tax Disclosure [Text Block] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Consideration transferred Business Combination, Consideration Transferred Retirement Plan Type [Domain] Retirement Plan Type [Domain] Entity Filer Category Entity Filer Category Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amortization, Amount Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amortization, Amount Foreign currency contracts Currency Swap [Member] 2030 Required Capacity And Or Minimum Payments Fifth Year Estimated required capacity and/or minimum payments for the fifth year. Allowance for funds used during construction (AFUDC) - 2028 Planned Generation Capital Expenditures AFUDC Third Year Estimated AFUDC for the remainder of the third year Ownership percentage Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Distributions of earnings from equity method investees Proceeds from Equity Method Investment, Distribution Not Designated as Hedging Instrument Not Designated as Hedging Instrument [Member] Forward contracts - Other [Member] [Member] Forward contracts - Other [Member] Forward contracts - Other NET INCOME NET INCOME Net Income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Other – net Temporary Equity, Other Changes Current assets: Assets, Current [Abstract] Derivative liability Derivative Liability Entity Address, Address Line One Entity Address, Address Line One INCOME TAX BENEFIT INCOME TAX BENEFIT Income Tax Expense (Benefit) Change in unrealized gains (losses) on equity securities held in NEER's nuclear decommissioning funds – net Other Than Temporary Impairment Gain (Loss) On Securities Held In Nuclear Decommissioning Funds Other Than Temporary Impairment Gain (Loss) On Securities Held In Nuclear Decommissioning Funds Significant Unobservable Inputs [Domain] Significant Unobservable Inputs [Domain] Significant Unobservable Inputs [Domain] Forward contracts - Congestion [Member] Forward contracts - Congestion [Member] Forward contracts - Congestion [Member] Florida Power & Light Company Florida Power & Light Company [Member] A wholly-owned subsidiary of NextEra Energy, Inc. Variable Interest Entity, Primary Beneficiary [Member] Variable Interest Entity, Primary Beneficiary [Member] Euro Denominated Junior Subordinated Debentures Series 1 Euro Denominated Junior Subordinated Debentures Series 1 [Member] Euro Denominated Junior Subordinated Debentures Series 1 Derivative Asset, Noncurrent, Statement of Financial Position [Extensible Enumeration] Derivative Asset, Noncurrent, Statement of Financial Position [Extensible Enumeration] Statement [Table] Statement [Table] Increases (reductions) resulting from: Effective Income Tax Rate Reconciliation, Increases (Decreases), Percent [Abstract] Effective Income Tax Rate Reconciliation, Increases (Decreases), Percent [Abstract] Regulatory liabilities Regulatory Liability, Current OPERATING REVENUES Operating revenues Regulated and Unregulated Operating Revenue XPLR XPLR [Member] XPLR Damages sought Loss Contingency, Damages Sought, Value Fair value based on significant unobservable inputs, beginning balance Fair value based on significant unobservable inputs, ending balance Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs Category of Item Purchased [Axis] Category of Item Purchased [Axis] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract]