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Summary of Significant Accounting and Reporting Policies (Additional Information) (Details) € in Millions, account in Millions |  |  |  |  | 1 Months Ended | 12 Months Ended | 48 Months Ended |  |  |  |  |
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Feb. 11, 2020 USD ($) solar_generation_facility MW | Apr. 01, 2019 USD ($) MW | Jan. 01, 2018 USD ($) | Jan. 01, 2017 USD ($) | Sep. 30, 2019 USD ($) MW | Jun. 30, 2019 USD ($) solar_generation_facility wind_generation_facility MW | Aug. 31, 2018 USD ($) | Mar. 31, 2017 USD ($) | Dec. 31, 2020 $ / kW MW | Dec. 31, 2019 USD ($) account facility unit MW | Dec. 31, 2018 USD ($) facility solar_generation_facility wind_generation_facility MW | Dec. 31, 2017 USD ($) | Dec. 31, 2020 USD ($) kWh MW | Jun. 30, 2020 MW | Feb. 11, 2020 EUR (€) | Mar. 31, 2019 MW | Mar. 31, 2018 MW | Sep. 30, 2017 USD ($)
Basis of Presentation [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of customer accounts (more than) | account |  |  |  |  |  |  |  |  |  | 5,000,000 |  |  |  |  |  |  |  |
Noncontrolling Interest [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in equity method investees |  |  |  |  |  |  |  |  |  | $ 7,453,000,000 | $ 6,748,000,000 | $ 2,321,000,000 |  |  |  |  |  |
Equity Method Investment, Realized Gain (Loss) on Deconsolidation, Before Tax |  |  |  |  |  |  |  |  |  |  | 3,900,000,000 |  |  |  |  |  |  |
Equity Method Investment, Realized Gain (Loss) on Deconsolidation, After Tax |  |  |  |  |  |  |  |  |  |  | 3,000,000,000.0 |  |  |  |  |  |  |
Regulated and Unregulated Operating Revenue [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  |  | 17,500,000,000 | 15,400,000,000 |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Convertible ITCs |  |  |  |  |  |  |  |  |  | 824,000,000 | 1,200,000,000 |  |  |  |  |  |  |
Convertible ITCs included in other receivables |  |  |  |  |  |  |  |  |  | 10,000,000 | 138,000,000 |  |  |  |  |  |  |
Construction Activity [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impairment charges |  |  |  |  |  |  |  |  |  | 72,000,000 | 11,000,000 | 446,000,000 |  |  |  |  |  |
Impairment of long-lived assets, after tax |  |  |  |  |  |  |  |  |  | 54,000,000 |  |  |  |  |  |  |  |
Decommissioning of Nuclear Plants, Dismantlement of Plants and Other Accrued Asset Removal Costs [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asset Retirement Obligation |  |  |  |  |  |  |  |  |  | 3,506,000,000 | 3,135,000,000 | 3,031,000,000 |  |  |  |  |  |
Restricted Cash [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted cash, current |  |  |  |  |  |  |  |  |  | 508,000,000 | 4,615,000,000 |  |  |  |  |  |  |
restricted cash related to margin cash collateral that is netted against derivative assets |  |  |  |  |  |  |  |  |  | 139,000,000 | 184,000,000 |  |  |  |  |  |  |
restricted cash related to margin cash collateral that is netted against derivative liabilities |  |  |  |  |  |  |  |  |  | 66,000,000 |  |  |  |  |  |  |  |
Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue equivalent of the difference in accumulated deferred income taxes computed under accounting rules, as compared to regulatory accounting rules |  |  |  |  |  |  |  |  |  | $ 4,141,000,000 | 4,074,000,000 |  |  |  |  |  |  |
Amortization period |  |  |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |
Unrecognized tax benefits that impact annual effective income tax rate |  |  |  |  |  |  |  |  |  | $ 79,000,000 |  |  |  |  |  |  |  |
Variable Interest Entities [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss) Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | (381,000,000) | (862,000,000) | (57,000,000) |  |  |  |  |  |
Redeemable noncontrolling interests |  |  |  |  |  |  |  |  |  |  | 395,000,000 |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  |  |  |  |  |  | 406,000,000 | $ 80,000,000 | 1,111,000,000 |  |  |  |  |  |
Variable Interest Entities Wind and Solar Primary Beneficiary [Member] [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Variable Interest Entities [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income (Loss) Attributable to Noncontrolling Interest, before Tax |  |  |  |  |  |  |  |  |  | 497,000,000 |  |  |  |  |  |  |  |
Net Income (Loss) Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | 373,000,000 |  |  |  |  |  |  |  |
FPL[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Regulated Operations [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of generation facilities retired during period | facility |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |
Net book value |  |  |  |  |  |  |  |  |  | $ 45,074,000,000 | $ 41,499,000,000 |  |  |  |  |  |  |
FPSC rate orders [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in base rate revenues |  | $ 200,000,000 | $ 211,000,000 | $ 400,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Energy Assets, Power Generation Capacity | MW |  | 1,720 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Renewable energy assets, power generation capacity (mw) | MW |  |  |  |  |  |  |  |  |  | 900 |  |  |  |  |  | 300 | 600 |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of electric generating assets to gross investment in electric utility plant in service (in hundredths) |  |  |  |  |  |  |  |  |  | 46.00% |  |  |  |  |  |  |  |
Percentage of electric transmission assets to gross investment in electric utility plant in service (in hundredths) |  |  |  |  |  |  |  |  |  | 12.00% |  |  |  |  |  |  |  |
Percentage of electric distribution assets to gross investment in electric utility plant in service (in hundredths) |  |  |  |  |  |  |  |  |  | 35.00% |  |  |  |  |  |  |  |
Percentage of general facilities assets to gross investment in electric utility plant in service (in hundredths) |  |  |  |  |  |  |  |  |  | 7.00% |  |  |  |  |  |  |  |
Convertible ITCs |  |  |  |  |  |  |  |  |  | $ 128,000,000 | 134,000,000 |  |  |  |  |  |  |
Maximum interval between depreciation studies performed and filed with the FPSC (in years) |  |  |  |  |  |  |  |  |  | 4 years |  |  |  |  |  |  |  |
Amount of reserve (reversal) amortization recognized |  |  |  |  |  |  |  |  |  | $ (357,000,000) | $ (541,000,000) | $ 1,250,000,000 |  |  |  |  |  |
FPL's composite depreciation rate for electric plant in service (in hundredths) |  |  |  |  |  |  |  |  |  | 3.90% | 3.80% | 3.70% |  |  |  |  |  |
Construction Activity [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Threshold of plant in service balance at which AFUDC may be recorded (in hundredths) |  |  |  |  |  |  |  |  |  | 0.50% |  |  |  |  |  |  |  |
AFUDC capitalization rate for FPL (in hundredths) |  |  |  |  |  |  |  |  |  | 6.22% | 5.97% | 6.16% |  |  |  |  |  |
AFUDC capitalized for FPL |  |  |  |  |  |  |  |  |  | $ 80,000,000 | $ 114,000,000 | $ 101,000,000 |  |  |  |  |  |
Decommissioning of Nuclear Plants, Dismantlement of Plants and Other Accrued Asset Removal Costs [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum interval between nuclear decommissioning studies submitted to the FPSC for approval (in years) |  |  |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |
For FPL, number of nuclear units | unit |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  |  |  |  |
FPL's portion of the ultimate costs of nuclear decommissioning |  |  |  |  |  |  |  |  |  | $ 9,700,000,000 |  |  |  |  |  |  |  |
FPL's Ultimate costs of nuclear decommissioning, in current year dollars |  |  |  |  |  |  |  |  |  | 3,300,000,000 |  |  |  |  |  |  |  |
FPL's fund earnings on decommissioning funds |  |  |  |  |  |  |  |  |  | $ 125,000,000 | 94,000,000 | 114,000,000 |  |  |  |  |  |
Maximum interval between plant dismantlement studies submitted to the FPSC for approval (in years) |  |  |  |  |  |  |  |  |  | 4 years |  |  |  |  |  |  |  |
Plant Dismantlement Approved Expense Effective January 2017 |  |  |  |  |  |  |  |  |  | $ 26,000,000 |  |  |  |  |  |  |  |
Ultimate Costs Of Plant Dismantlement |  |  |  |  |  |  |  |  |  | 1,200,000,000 |  |  |  |  |  |  |  |
Ultimate Costs Of Plant Dismantlement In Current Year Dollars |  |  |  |  |  |  |  |  |  | 510,000,000 |  |  |  |  |  |  |  |
Asset Retirement Obligation |  |  |  |  |  |  |  |  |  | 2,268,000,000 | 2,147,000,000 | 2,047,000,000 |  |  |  |  |  |
Restricted Cash [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted cash, current |  |  |  |  |  |  |  |  |  | 118,000,000 | 142,000,000 |  |  |  |  |  |  |
Securitized Storm Recovery Costs Storm Fund And Storm Reserve Abstract |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public utilities, proceeds from recovery of storm restoration costs |  |  |  |  |  |  |  | $ 201,000,000 |  |  |  |  |  |  |  |  |  |
Eligible storm restoration costs |  |  |  |  |  |  |  | 294,000,000 |  |  |  |  |  |  |  |  |  |
Storm and property insurance reserve prior to Hurricane Hermine and Hurricane Matthew |  |  |  |  |  |  |  | 93,000,000 |  |  |  |  |  |  |  |  |  |
Amount approved to replenish reserve amount |  |  |  |  |  |  |  | $ 117,000,000 |  |  |  |  |  |  |  |  |  |
Public utilities, refund issued |  |  |  |  |  |  | $ 28,000,000 |  |  |  |  |  |  |  |  |  |  |
Storm costs reclassified to property, plant and equipment |  |  |  |  |  |  | $ 20,000,000 |  |  |  |  |  |  |  |  |  |  |
Storm restoration costs |  |  |  |  | $ 260,000,000 |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,300,000,000
Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue equivalent of the difference in accumulated deferred income taxes computed under accounting rules, as compared to regulatory accounting rules |  |  |  |  |  |  |  |  |  | 3,745,000,000 | 4,042,000,000 |  |  |  |  |  |  |
Accumulated Deferred Investment Tax Credit |  |  |  |  |  |  |  |  |  | 412,000,000 | 326,000,000 |  |  |  |  |  |  |
Deferred income tax benefit associated with convertible ITCs |  |  |  |  |  |  |  |  |  | 40,000,000 | 42,000,000 |  |  |  |  |  |  |
NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in equity method investees |  |  |  |  |  |  |  |  |  | 6,876,000,000 | 6,151,000,000 |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net book value of assets serving as collateral |  |  |  |  |  |  |  |  |  | 10,000,000,000.0 |  |  |  |  |  |  |  |
Construction Activity [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Project development costs of NextEra Energy Resources |  |  |  |  |  |  |  |  |  | 651,000,000 | 630,000,000 |  |  |  |  |  |  |
Interest capitalized on construction projects of NextEra Energy Resources |  |  |  |  |  |  |  |  |  | $ 135,000,000 | 94,000,000 | 89,000,000 |  |  |  |  |  |
Deemed capital structure of NextEra Energy Resources (in hundredths) |  |  |  |  |  |  |  |  |  | 70.00% |  |  |  |  |  |  |  |
Impairment charges |  |  |  |  |  |  |  |  |  |  |  | 420,000,000 |  |  |  |  |  |
Impairment of long-lived assets, after tax |  |  |  |  |  |  |  |  |  |  |  | $ 258,000,000 |  |  |  |  |  |
Decommissioning of Nuclear Plants, Dismantlement of Plants and Other Accrued Asset Removal Costs [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asset Retirement Obligation |  |  |  |  |  |  |  |  |  | $ 1,097,000,000 | $ 988,000,000 |  |  |  |  |  |  |
Ultimate Costs Of Nuclear Decommissioning For Wholly Owned Indirect Subsidiary |  |  |  |  |  |  |  |  |  | 9,500,000,000 |  |  |  |  |  |  |  |
Ultimate Costs Of Nuclear Decommissioning In Current Year Dollars For Wholly Owned Indirect Subsidiary |  |  |  |  |  |  |  |  |  | 2,000,000,000.0 |  |  |  |  |  |  |  |
Ultimate costs to dismantle wind and solar facilities |  |  |  |  |  |  |  |  |  | $ 1,800,000,000 |  |  |  |  |  |  |  |
Effective period for Seabrook's decommissioning funding plan (in years) |  |  |  |  |  |  |  |  |  | 4 years |  |  |  |  |  |  |  |
Variable Interest Entities [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Wind Electric Generating Facility Capability | MW |  |  |  |  | 220 |  |  |  |  |  |  |  |  |  |  |  |  |
NEER [Member] | Variable Interest Entities Wind and Solar Primary Beneficiary [Member] [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Variable Interest Entities [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Wind Electric Generating Facility Capability | MW |  |  |  |  |  |  |  |  |  | 7,081 |  |  |  |  |  |  |  |
Solar generating facility capability | MW |  |  |  |  |  |  |  |  |  | 473 |  |  |  |  |  |  |  |
Forecast [Member] | FPL[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
FPSC rate orders [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Renewable energy assets, power generation capacity (mw) | MW |  |  |  |  |  |  |  |  | 300 |  |  |  | 300 | 300 |  |  |  |
Base Rate Revenue, Installed Solar Cap Cost, Per Unit of Power | $ / kW |  |  |  |  |  |  |  |  | 1,750 |  |  |  |  |  |  |  |  |
Regulatory return on common equity (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  | 10.55% |  |  |  |  |
Earned regulatory ROE threshold below which retail base rate relief may be sought (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  | 9.60% |  |  |  |  |
Earned regulatory ROE threshold above which retail base rate reduction may be sought (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  | 11.60% |  |  |  |  |
Time period after filing of a cost recovery petition that future storm restoration costs would be recoverable on an interim basis |  |  |  |  |  |  |  |  |  |  |  |  | 60 days |  |  |  |  |
Maximum Amount Of Depreciation Reserve That May Be Amortized |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000,000,000.0 |  |  |  |  |
Reserve amount remaining under 2012 rate agreement that may be amortized |  |  |  |  |  |  |  |  |  |  |  |  | 250,000,000 |  |  |  |  |
Maximum Storm Surcharge |  |  |  |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  |
Threshold Of Storm Restoration Costs In Any Given Calendar Year At Which Surcharge May Be Increased |  |  |  |  |  |  |  |  |  |  |  |  | 800,000,000 |  |  |  |  |
Threshold Of Storm Restoration Costs In Any Given Calendar Year At Which Surcharge May Be Increased, Amount Above Which May Be Recovered |  |  |  |  |  |  |  |  |  |  |  |  | $ 400,000,000 |  |  |  |  |
Increment Of Usage In Kwh On Which Storm Surcharge Is Based | kWh |  |  |  |  |  |  |  |  |  |  |  |  | 1,000 |  |  |  |  |
Cost Of Recovery Period |  |  |  |  |  |  |  |  |  |  |  |  | 12 months |  |  |  |  |
Wind plants [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of gross depreciable assets by plant type |  |  |  |  |  |  |  |  |  | 54.00% | 53.00% |  |  |  |  |  |  |
Nuclear Plant [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of gross depreciable assets by plant type |  |  |  |  |  |  |  |  |  | 10.00% | 10.00% |  |  |  |  |  |  |
Solar plants [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of gross depreciable assets by plant type |  |  |  |  |  |  |  |  |  | 12.00% | 14.00% |  |  |  |  |  |  |
Oil and Gas Properties [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of gross depreciable assets by plant type |  |  |  |  |  |  |  |  |  | 15.00% | 13.00% |  |  |  |  |  |  |
Minimum [Member] | Forecast [Member] | FPL[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
FPSC rate orders [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Regulatory return on common equity (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  | 9.60% |  |  |  |  |
Minimum [Member] | Wind plants [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, estimated useful lives (in years) |  |  |  |  |  |  |  |  |  | 25 years |  |  |  |  |  |  |  |
Minimum [Member] | Nuclear Plant [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, estimated useful lives (in years) |  |  |  |  |  |  |  |  |  | 23 years |  |  |  |  |  |  |  |
Minimum [Member] | Solar plants [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, estimated useful lives (in years) |  |  |  |  |  |  |  |  |  | 25 years |  |  |  |  |  |  |  |
Maximum [Member] | Forecast [Member] | FPL[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
FPSC rate orders [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Regulatory return on common equity (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  | 11.60% |  |  |  |  |
Maximum [Member] | Wind plants [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, estimated useful lives (in years) |  |  |  |  |  |  |  |  |  | 35 years |  |  |  |  |  |  |  |
Maximum [Member] | Nuclear Plant [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, estimated useful lives (in years) |  |  |  |  |  |  |  |  |  | 47 years |  |  |  |  |  |  |  |
Maximum [Member] | Solar plants [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric Plant, Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, estimated useful lives (in years) |  |  |  |  |  |  |  |  |  | 30 years |  |  |  |  |  |  |  |
NEP OpCo [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling interest ownership percentage |  |  |  |  |  |  |  |  |  |  |  | 65.10% |  |  |  |  |  |
Coal Fired Generation Facility [Member] | FPL[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Regulated Operations [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of coal-fired electric generation facilities | facility |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |  |
Number of retired coal-fired electric generation facilities | facility |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |
Regulatory asset, amortization period |  |  |  |  |  |  |  |  |  | 9 years |  |  |  |  |  |  |  |
Regulatory assets, net of amortization |  |  |  |  |  |  |  |  |  | $ 799,000,000 | $ 963,000,000 |  |  |  |  |  |  |
Current other assets [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted Cash [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted cash, current |  |  |  |  |  |  |  |  |  | 411,000,000 | 89,000,000 |  |  |  |  |  |  |
Current other assets [Member] | FPL[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted Cash [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted cash, current |  |  |  |  |  |  |  |  |  | 54,000,000 | 81,000,000 |  |  |  |  |  |  |
NEP [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in equity method investees |  |  |  |  |  |  |  |  |  |  | 4,400,000,000 |  |  |  |  |  |  |
Franchise and Gross Receipts Taxes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Regulated and Unregulated Operating Revenue [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  |  | $ 763,000,000 | 738,000,000 | $ 767,000,000 |  |  |  |  |  |
Retired Plant [Member] | FPL[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Regulated Operations [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net book value |  |  |  |  |  |  |  |  |  |  | 875,000,000 |  |  |  |  |  |  |
Amount of regulatory assets deferred |  |  |  |  |  |  |  |  |  |  | 729,000,000 |  |  |  |  |  |  |
Regulatory asset, amortization period |  |  |  |  |  |  |  |  |  | 15 years |  |  |  |  |  |  |  |
Regulatory assets, net of amortization |  |  |  |  |  |  |  |  |  | $ 851,000,000 | $ 870,000,000 |  |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Two solar generation facilities located in Spain [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Other Assets, Current |  |  |  |  |  |  |  |  |  | 440,000,000 |  |  |  |  |  |  |  |
Current other liabilities |  |  |  |  |  |  |  |  |  | 647,000,000 |  |  |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Three Wind Generation Facilities And Three Solar Generation Facilities [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  |  |  |  |  |  | 341,000,000 |  |  |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax |  |  |  |  |  |  |  |  |  | $ 259,000,000 |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Stockholders' Equity Attributable to Noncontrolling Interest |  |  |  |  |  | $ 118,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Three Wind Generation Facilities And Three Solar Generation Facilities [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total generating facility capacity (mw) | MW |  |  |  |  |  | 611 |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  | $ 1,000,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Working Capital |  |  |  |  |  | $ 12,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Solar plants [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number Of Generation Facilities Sold | solar_generation_facility |  |  |  |  |  | 3 |  |  |  |  | 1 |  |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Solar plants [Member] | Noncontrolling Interest [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number Of Generation Facilities Sold | solar_generation_facility |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | ten wind generation facilities and one solar generation facility [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total generating facility capacity (mw) | MW |  |  |  |  |  |  |  |  |  |  | 1,388 |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  |  |  |  |  |  | $ 1,300,000,000 |  |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  |  |  |  |  |  |  | 36,000,000 |  |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax |  |  |  |  |  |  |  |  |  |  | 32,000,000 |  |  |  |  |  |  |
Assumption Of Noncontrolling Interest |  |  |  |  |  |  |  |  |  |  | $ 941,000,000 |  |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Wind plants [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number Of Generation Facilities Sold | wind_generation_facility |  |  |  |  |  | 3 |  |  |  |  | 10 |  |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | FPL FiberNet [Member] | Indirect Wholly-Owned Subsidiary [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  |  |  |  |  |  |  | 1,100,000,000 |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  |  |  |  |  |  |  |  | 1,100,000,000 |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax |  |  |  |  |  |  |  |  |  |  |  | 685,000,000 |  |  |  |  |  |
Repayment of long term debt |  |  |  |  |  |  |  |  |  |  |  | $ 370,000,000 |  |  |  |  |  |
Subsequent Event [Member] | Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Two solar generation facilities located in Spain [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal | $ 260,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax | $ 250,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Member] | Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Two solar generation facilities located in Spain [Member] | NEER [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of a Business/Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number Of Generation Facilities Sold | solar_generation_facility | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total generating facility capacity (mw) | MW | 99.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration | $ 128,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  | € 117 |  |  |

X
- Definition Amount Of Regulatory Assets Deferred + References No definition available. + Details
Name: | nee_AmountOfRegulatoryAssetsDeferred
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Approximate number of customer accounts serviced by FPL. + References No definition available. + Details
Name: | nee_ApproximateNumberOfCustomerAccounts
Namespace Prefix: | nee_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Assumption Of Noncontrolling Interest + References No definition available. + Details
Name: | nee_AssumptionOfNoncontrollingInterest
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Base Rate Revenue, Installed Solar Cap Cost, Per Unit of Power + References No definition available. + Details
Name: | nee_BaseRateRevenueInstalledSolarCapCostPerUnitofPower
Namespace Prefix: | nee_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | nee_BasisOfPresentationAbstract
Namespace Prefix: | nee_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | nee_ConstructionActivityAbstract
Namespace Prefix: | nee_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of convertible ITCs recorded during the year. Convertible ITCs are amortized as a reduction to depreciation and amortization expense over the estimated life of the related property, plant and equipment. + References No definition available. + Details
Name: | nee_ConvertibleInvestmentTaxCredits
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Convertible investment tax credits (ITCs) included in other receivables on the consolidated balance sheets. Convertible ITCs are amortized as a reduction to depreciation and amortization expense over the estimated life of the related property, plant and equipment. + References No definition available. + Details
Name: | nee_ConvertibleInvestmentTaxCreditsIncludedInOtherReceivables
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cost Of Recovery Period + References No definition available. + Details
Name: | nee_CostOfRecoveryPeriod
Namespace Prefix: | nee_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | nee_DecommissioningOfNuclearPlantsDismantlementOfPlantsAndOtherAccruedAssetRemovalCostsAbstract
Namespace Prefix: | nee_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Deemed capital structure of subsidiary for purposes of allocating interest expense. + References No definition available. + Details
Name: | nee_DeemedCapitalStructure
Namespace Prefix: | nee_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Deferred income tax benefit related to the difference between the financial statement and tax bases of renewable property. + References No definition available. + Details
Name: | nee_DeferredIncomeTaxBenefitAssociatedWithConvertibleInvestmentTaxCredits
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Disposal Group, Including Discontinued Operation, Stockholders' Equity Attributable to Noncontrolling Interest + References No definition available. + Details
Name: | nee_DisposalGroupIncludingDiscontinuedOperationStockholdersEquityAttributabletoNoncontrollingInterest
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Disposal Group, Including Discontinued Operation, Working Capital + References No definition available. + Details
Name: | nee_DisposalGroupIncludingDiscontinuedOperationWorkingCapital
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax + References No definition available. + Details
Name: | nee_DisposalGroupNotDiscontinuedOperationGainLossOnDisposalNetOfTax
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Disposal of a Business/Assets [Abstract] + References No definition available. + Details
Name: | nee_DisposalofaBusinessAssetsAbstract
Namespace Prefix: | nee_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For FPL, this element represents the threshold of the earned regulatory ROE above which retail base rate reduction may be sought. + References No definition available. + Details
Name: | nee_EarnedRegulatoryRoeThresholdAboveWhichRetailbaseRateReductionMayBeSought
Namespace Prefix: | nee_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition For FPL, this element represents the threshold of the earned regulatory ROE below which retail base rate relief may be sought. + References No definition available. + Details
Name: | nee_EarnedRegulatoryRoeThresholdBelowWhichRetailbaseRateReliefMayBeSought
Namespace Prefix: | nee_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition For NextEra Energy Resources, the effective period for Seabrook Station's decommissioning funding plan filed with the New Hampshire Nuclear Decommissioning Financing Committee (NDFC). + References No definition available. + Details
Name: | nee_EffectivePeriodForDecommissioningFundingPlanForSubsidiary
Namespace Prefix: | nee_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition For FPL, this element represents the percentage of electric distribution assets to gross investment in electric utility plant in service. + References No definition available. + Details
Name: | nee_ElectricDistributionAssetsToGrossInvestmentInElectricUtilityPlantInService
Namespace Prefix: | nee_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition For FPL, this element represents the percentage of electric generating assets to gross investment in electric utility plant in service. + References No definition available. + Details
Name: | nee_ElectricGeneratingAssetsToGrossInvestmentInElectricUtilityPlantInService
Namespace Prefix: | nee_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | nee_ElectricPlantDepreciationAndAmortizationAbstract
Namespace Prefix: | nee_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For FPL, this element represents the percentage of electric transmission assets to gross investment in electric utility plant in service. + References No definition available. + Details
Name: | nee_ElectricTransmissionAssetsToGrossInvestmentInElectricUtilityPlantInService
Namespace Prefix: | nee_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Eligible Storm Recovery Costs + References No definition available. + Details
Name: | nee_EligibleStormRecoveryCosts
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Energy Assets, Power Generation Capacity + References No definition available. + Details
Name: | nee_EnergyAssetsPowerGenerationCapacity
Namespace Prefix: | nee_
Data Type: | num:powerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Equity Method Investment, Realized Gain (Loss) on Deconsolidation, After Tax + References No definition available. + Details
Name: | nee_EquityMethodInvestmentRealizedGainLossonDeconsolidationAfterTax
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Equity Method Investment, Realized Gain (Loss) on Deconsolidation, Before Tax + References No definition available. + Details
Name: | nee_EquityMethodInvestmentRealizedGainLossonDeconsolidationBeforeTax
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | nee_FpscRateOrderRateCaseAbstract
Namespace Prefix: | nee_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For FPL, earnings on nuclear decommissioning reserve funds, net of taxes, which are reinvested in the funds and recognized as income/loss with an offset recorded to reflect a corresponding increase/decrease in the related regulatory liability accounts (with no effect on net income). + References No definition available. + Details
Name: | nee_FundEarningsOnDecommissioningFundsOfWhollyOwnedSubsidiary
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition For FPL, this element represents the percentage of general facilities assets to gross investment in electric utility plant in service. + References No definition available. + Details
Name: | nee_GeneralFacilitiesAssetsToGrossInvestmentInElectricUtilityPlantInService
Namespace Prefix: | nee_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Generating Facility Capacity + References No definition available. + Details
Name: | nee_GeneratingFacilityCapacity
Namespace Prefix: | nee_
Data Type: | num:powerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Impairment of Long-Lived Assets Held-for-use, Net of Tax + References No definition available. + Details
Name: | nee_ImpairmentofLongLivedAssetsHeldforuseNetofTax
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition For FPL, this amount represents the increase in retail base rate revenues on an annualized basis beginning when the rate agreement became effective. + References No definition available. + Details
Name: | nee_IncreaseInBaseRateRevenues
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition For FPL, this element represents the increment (in kwh) of usage on which the future storm restoration costs maximum surcharge is based. + References No definition available. + Details
Name: | nee_IncrementOfUsageInKwhOnWhichSurchargeIsBased
Namespace Prefix: | nee_
Data Type: | num:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum Amount Of Depreciation Reserve That May Be Amortized + References No definition available. + Details
Name: | nee_MaximumAmountOfDepreciationReserveThatMayBeAmortized
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition For substantially all of FPL's property, the maximum interval (in years) between depreciation studies that are performed and filed with the Florida Public Service Commission (FPSC). + References No definition available. + Details
Name: | nee_MaximumIntervalBetweenDepreciationStudies
Namespace Prefix: | nee_
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For FPL, the maximum interval (in years) between nuclear decommissioning studies that are submitted to the Florida Public Service Commission (FPSC) for approval. + References No definition available. + Details
Name: | nee_MaximumIntervalBetweenNuclearDecommissioningStudies
Namespace Prefix: | nee_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition For FPL, the maximum interval (in years) between plant dismantlement studies that are submitted to the Florida Public Service Commission (FPSC) for approval. + References No definition available. + Details
Name: | nee_MaximumIntervalBetweenPlantDismantlementStudies
Namespace Prefix: | nee_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition For FPL, this element represents the future storm restoration costs maximum surcharge for every 1,000 kwh of usage on residential bills during the first 12 months. + References No definition available. + Details
Name: | nee_MaximumSurcharge
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition For NextEra Energy Resources, this element represents the net book value of assets which serve as collateral that secure various financings for electric generating facilities. + References No definition available. + Details
Name: | nee_NetBookValueOfAssetsServingAsCollateral
Namespace Prefix: | nee_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number Of Coal-Fired Electric Generation Facilities + References No definition available. + Details
Name: | nee_NumberOfCoalFiredElectricGenerationFacilities
Namespace Prefix: | nee_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Generation Facilities Retired During Period + References No definition available. + Details
Name: | nee_NumberOfGenerationFacilitiesRetiredDuringPeriod
Namespace Prefix: | nee_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Generation Facilities Sold + References No definition available. + Details
Name: | nee_NumberOfGenerationFacilitiesSold
Namespace Prefix: | nee_
Data Type: | xbrli:integerItemType
Balance Type: | na
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- Definition For FPL, the number of nuclear units for which the ultimate costs of decommissioning, including costs associated with spent fuel storage above what is expected to be refunded by the U.S. Department of Energy under a spent fuel settlement agreement, are indicated in the nuclear decommissioning study submitted to the FPSC. + References No definition available. + Details
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- Definition Number Of Retired Coal-Fired Electric Generation Facilities + References No definition available. + Details
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- Definition Percentage of depreciable electric plant in service and other property by plant type + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Definition Public Utilities, Property, Plant And Equipment, Storm Costs + References No definition available. + Details
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- Definition Public Utilities, Storm Restoration Costs + References No definition available. + Details
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- Definition For FPL, this element represents the regulatory return on common equity. + References No definition available. + Details
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- Definition Renewable Energy Assets, Power Generation Capacity + References No definition available. + Details
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- Definition Where offsetting positions exist, restricted cash related to margin cash collateral that is netted against derivative assets + References No definition available. + Details
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- Definition The revenue equivalent of the difference in accumulated deferred income taxes computed under accounting rules, as compared to regulatory accounting rules. Included in other regulatory assets on the consolidated balance sheets, this amount is being amortized in accordance with the regulatory treatment over the estimated lives of the assets or liabilities for which the deferred tax amount was initially recognized. + References No definition available. + Details
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- Definition For FPL, FPSC rules limit the recording of allowance for funds used during construction (AFUDC) to projects that cost in excess of this threshold percentage of a utility's plant in service balance, and that require more than one year to complete. FPSC rules allow construction projects below this threshold as a component of rate base. + References No definition available. + Details
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- Definition This element represents NextEra Energy Resources' portion of the approximate ultimate costs of nuclear decommissioning, including costs associated with spent fuel storage above what is expected to be refunded by the Department of Energy under a spent fuel settlement agreement. + References No definition available. + Details
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- Definition The element represents FPL's portion of the approximate ultimate costs of plant dismantlement. + References No definition available. + Details
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- Definition The noncurrent portion of the reserve for accumulated deferred investment tax credits as of the balance sheet date. This is the remaining investment credit, which will reduce the cost of services collected from ratepayers by a ratable portion over the investment's regulatory life. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 255 -SubTopic 10 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=82838779&loc=d3e2408-110839 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.26(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 27 -URI http://asc.fasb.org/extlink&oid=116821951&loc=d3e32262-109318 + Details
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