XML 86 R40.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Revolving Credit Facilities, Lines Of Credit, Short-Term Borrowings, And Long-Term Debt (Issuance Of Commercial Paper To Finance Acquisition And Ownership Of Nuclear Fuel) (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2016 USD ($)
Issuance of commercial paper to finance the acquisition and ownership of nuclear fuel |  |
Amount Drawn/ Outstanding | $ 616.0 |
Entergy Arkansas VIE [Member] |  |
Issuance of commercial paper to finance the acquisition and ownership of nuclear fuel |  |
Expiration Date | Jun. 30, 2016 |
Amount of Facility | $ 85.0 |
Amount Drawn/ Outstanding | $ 0.0 |
Line of credit facility commitment fee as a percentage of undrawn commitment amount | 0.125% |
System Energy VIE [Member] |  |
Issuance of commercial paper to finance the acquisition and ownership of nuclear fuel |  |
Expiration Date | Jun. 30, 2016 |
Amount of Facility | $ 125.0 |
Weighted Average Interest Rate on Borrowings | 2.01% | [1]
Amount Drawn/ Outstanding | $ 111.0 |
Line of credit facility commitment fee as a percentage of undrawn commitment amount | 0.125% |
Entergy Louisiana River Bend VIE [Member] |  |
Issuance of commercial paper to finance the acquisition and ownership of nuclear fuel |  |
Expiration Date | Jun. 30, 2016 |
Amount of Facility | $ 100.0 |
Amount Drawn/ Outstanding | $ 0.0 |
Entergy Louisiana Waterford VIE [Member] |  |
Issuance of commercial paper to finance the acquisition and ownership of nuclear fuel |  |
Expiration Date | Jun. 30, 2016 |
Amount of Facility | $ 90.0 |
Weighted Average Interest Rate on Borrowings | 1.86% | [1]
Amount Drawn/ Outstanding | $ 77.5 |
[1] | (a)Prior to expiration, the nuclear fuel company variable interest entities for Entergy Arkansas, Entergy Louisiana, and System Energy each plan to renew its credit facility.

X
- Definition Issuance Of Commercial Paper To Finance Acquisition And Ownership Of Nuclear Fuel. + References No definition available. + Details
Name: | etr_IssuanceOfCommercialPaperToFinanceAcquisitionAndOwnershipOfNuclearFuelAbstract
Namespace Prefix: | etr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of credit facility commitment fee as a percentage of undrawn commitment amount + References No definition available. + Details
Name: | etr_LineOfCreditFacilityCommitmentFeeAsPercentageOfUndrawnCommitmentAmount
Namespace Prefix: | etr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Variable Interest Entities, Expiration Date + References No definition available. + Details
Name: | etr_VariableInterestEntitiesExpirationDate
Namespace Prefix: | etr_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted Average Interest Rate on Borrowings. + References No definition available. + Details
Name: | etr_WeightedAverageInterestRateOnBorrowings
Namespace Prefix: | etr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_LineOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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

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

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