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Property, Plant, And Equipment (Narrative) (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Mar. 31, 2016 | Mar. 31, 2016 | Mar. 31, 2015 | Dec. 31, 2015
Construction expenditures in accounts payable | $ 172,000 | $ 172,000 |  | $ 234,000
Impairment of Long-Lived Assets Held-for-use |  | 7,361 | $ 0 |
Asset Write-Offs, Impairments, And Related Charges |  | 7,361 | $ 0 |
Entergy Arkansas [Member] |  |  |  |
Construction expenditures in accounts payable | 29,300 | 29,300 |  | 43,000
Entergy Louisiana [Member] |  |  |  |
Construction expenditures in accounts payable | 40,500 | 40,500 |  | 68,600
Cash payment representing the purchase price to acquire the undivided interests in Waterford 3 | 60,000 |  |  |
Portion of Waterford 3 purchase price satisfied through issuance of debt | 52,000 |  |  |
Entergy Mississippi [Member] |  |  |  |
Construction expenditures in accounts payable | 2,500 | 2,500 |  | 11,400
Entergy New Orleans [Member] |  |  |  |
Construction expenditures in accounts payable | 400 | 400 |  | 1,500
Entergy Texas [Member] |  |  |  |
Construction expenditures in accounts payable | 17,300 | 17,300 |  | 33,100
System Energy [Member] |  |  |  |
Construction expenditures in accounts payable | $ 24,700 | $ 24,700 |  | $ 6,800

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- Definition Carrying value as of the balance sheet date of obligations incurred and payable for the acquisition of merchandise, materials, supplies and services pertaining to construction projects such as a housing development or factory expansion not classified as trade payables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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