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Disposal Group, Including Discontinued Operation, Working Capital

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Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax

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Generating Facility Capacity

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Number Of Generation Facilities Sold

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Where offsetting positions exist, restricted cash related to margin cash collateral that is netted against derivative assets

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Where offsetting positions exist, restricted cash related to margin cash collateral that is netted against derivative liabilities

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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Amount classified as other assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount classified as other liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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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.

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Summary of Significant Accounting and Reporting Policies (Details) € in Millions, $ in Millions		1 Months Ended	3 Months Ended		6 Months Ended
	Feb. 11, 2020 solar_generation_facility MW	Jun. 30, 2019 USD ($) solar_generation_facility wind_generation_facility MW	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 EUR (€)	Jan. 01, 2020 USD ($)	Dec. 31, 2019 USD ($)
Subsidiary, Sale of Stock [Line Items]
Restricted Cash and Cash Equivalents			$ 427		$ 427				$ 508
Restricted cash related to margin cash collateral that is netted against derivative instruments			202		202				139
restricted cash related to margin cash collateral that is netted against derivative liabilities			75		75				66
Gain in connection with sale			17	$ 354	290	$ 380
Retained earnings			25,511		25,511				25,199
FPL [Member]
Subsidiary, Sale of Stock [Line Items]
Restricted Cash and Cash Equivalents			101		101				118
Retained earnings			10,564		10,564				9,174
Measurement of Credit Losses on Financial Instruments [Member]
Subsidiary, Sale of Stock [Line Items]
Retained earnings								$ 11
Other Current Assets [Member]
Subsidiary, Sale of Stock [Line Items]
Restricted cash and cash equivalents, current			306		306				411
Other Current Assets [Member] \| FPL [Member]
Subsidiary, Sale of Stock [Line Items]
Restricted cash and cash equivalents, current			56		56				54
Two solar generation facilities located in Spain [Member] \| Disposed of by Sale [Member]
Subsidiary, Sale of Stock [Line Items]
Gain in connection with sale					270
Disposal Group, Including Discontinued Operation, Other Assets, Current									440
Disposal Group, Including Discontinued Operation, Other Liabilities, Current									647
Two solar generation facilities located in Spain [Member] \| Disposed of by Sale [Member] \| NextEra Energy Resources [Member]
Subsidiary, Sale of Stock [Line Items]
Number of generation facilities purchased \| solar_generation_facility	2
Generating capacity (MW) \| MW	99.8
Purchase price			$ 121		$ 121		€ 111
Wind plants [Member] \| Disposed of by Sale [Member] \| NextEra Energy Resources [Member]
Subsidiary, Sale of Stock [Line Items]
Number of generation facilities purchased \| wind_generation_facility		3
Solar plants [Member] \| Disposed of by Sale [Member] \| NextEra Energy Resources [Member]
Subsidiary, Sale of Stock [Line Items]
Number of generation facilities purchased \| solar_generation_facility		3
Solar plants [Member] \| Disposed of by Sale [Member] \| Noncontrolling Interest [Member] \| NextEra Energy Resources [Member]
Subsidiary, Sale of Stock [Line Items]
Number of generation facilities purchased \| solar_generation_facility		2
Three Wind Generation Facilities And Three Solar Generation Facilities [Member] \| Disposed of by Sale [Member]
Subsidiary, Sale of Stock [Line Items]
Gain in connection with sale				351		351
Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Net Of Tax				266		266
Disposal Group, Including Discontinued Operation, Stockholders' Equity Attributable to Noncontrolling Interest									$ 118
Three Wind Generation Facilities And Three Solar Generation Facilities [Member] \| Disposed of by Sale [Member] \| NextEra Energy Resources [Member]
Subsidiary, Sale of Stock [Line Items]
Generating capacity (MW) \| MW		611
Purchase price		$ 1,000		1,000		1,000
Disposal Group, Including Discontinued Operation, Working Capital		$ 12		$ 12		$ 12