Amount of debt outstanding under financing agreements related to Spain solar projects

No definition available.

Name:	nee_AmountOfDebtOutstandingUnderFinancingAgreementsRelatedToSpainSolarProjects
Namespace Prefix:	nee_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of noncurrent derivative liability classified as current derivative liability due to event of default.

+ References

No definition available.

+ Details

Name:	nee_Amountofnoncurrentderivativeliabilityclassifiedascurrentderivativeliabilityduetoeventofdefault.
Namespace Prefix:	nee_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_LossContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

Name:	us-gaap_Revenues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Commitments and Contingencies (Spain Solar Projects) (Details) In Millions, unless otherwise specified				3 Months Ended
	Sep. 30, 2014 NextEra Energy Resources [Member] USD ($)	Sep. 30, 2014 Standby Letters of Credit [Member] Capital Holdings [Member] USD ($)	Sep. 30, 2014 Standby Letters of Credit [Member] Capital Holdings [Member] EUR (€)	Sep. 30, 2014 Spain Solar Revenue Adjustment [Domain] NextEra Energy Resources [Member] USD ($)
Loss Contingencies [Line Items]
Amount of debt outstanding under financing agreements related to Spain solar projects	$ 689
Amount of noncurrent derivative liability classified as current derivative liability due to event of default	128
Revenues				(19)
Letters of Credit Outstanding, Amount		$ 47	€ 37