Consolidated Statements Of Cash Flows - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2017	Jun. 30, 2016
OPERATING ACTIVITIES
Consolidated net income	[1]	$ 499,420	$ 807,832
Adjustments to reconcile consolidated net income to net cash flow provided by operating activities:
Depreciation, amortization, and decommissioning, including nuclear fuel amortization		1,042,671	1,012,753
Deferred income taxes, investment tax credits, and non-current taxes accrued		(324,227)	(170,026)
Impairment of Long-Lived Assets Held-for-use		220,828	14,329
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property		(16,270)	0
Changes in working capital:
Receivables		6,091	(57,673)
Fuel inventory		6,213	9,586
Accounts payable		9,687	45,412
Taxes accrued		(2,202)	7,056
Interest accrued		(3,947)	(9,543)
Deferred fuel costs		(127,945)	3,757
Other working capital accounts		(91,505)	(121,929)
Changes in provisions for estimated losses		(7,340)	1,533
Changes in other regulatory assets		62,612	109,700
Changes in other regulatory liabilities		(8,250)	70,505
Changes in pensions and other postretirement liabilities		(180,346)	(168,856)
Other Noncash Income (Expense)		(265,807)	(302,356)
Net cash flow provided by operating activities		819,683	1,252,080
INVESTING ACTIVITIES
Construction/capital expenditures		(1,719,712)	(1,294,498)
Allowance for equity funds used during construction		41,877	33,152
Payments to Acquire Property, Plant, and Equipment		0	(947,903)
Nuclear fuel purchases		(209,756)	(124,107)
Payments for Nuclear Fuel		(209,756)	(124,107)
Payments to storm reserve escrow account		(1,124)	(805)
Receipts from storm reserve escrow account		8,836	0
Decreases in other investments		1,705	57
Proceeds from Sale of Productive Assets		100,000	0
Proceeds from nuclear decommissioning trust fund sales		1,462,698	1,232,672
Investment in nuclear decommissioning trust funds		(1,516,406)	(1,267,452)
Litigation proceeds for reimbursement of spent nuclear fuel storage costs		25,493	89,407
Proceeds from insurance		26,157	0
Changes in securitization account		10,028	13,239
Net cash flow used in investing activities		(1,770,204)	(2,266,238)
Proceeds from the issuance of:
Proceeds from the issuance of long-term debt		1,036,529	3,856,768
Common stock and treasury stock		7,819	16,855
Retirement of long-term debt		(866,337)	(3,420,196)
Changes in credit borrowings and commercial paper - net		833,957	530,540
Dividends paid:
Common stock		(312,209)	(303,843)
Preferred stock		(6,892)	(10,552)
Other		4,305	(10,276)
Net cash flow provided by financing activities		697,172	659,296
Net decrease in cash and cash equivalents		(253,349)	(354,862)
Cash and cash equivalents at beginning of period		1,187,844	1,350,961
Cash and cash equivalents at end of period		934,495	996,099
Cash paid / (received) during the period for:
Interest - net of amount capitalized		334,555	410,744
Income taxes		(14,673)	84,607
Entergy Arkansas [Member]
OPERATING ACTIVITIES
Consolidated net income		52,854	53,185
Adjustments to reconcile consolidated net income to net cash flow provided by operating activities:
Depreciation, amortization, and decommissioning, including nuclear fuel amortization		198,082	211,630
Deferred income taxes, investment tax credits, and non-current taxes accrued		38,005	122,195
Changes in working capital:
Receivables		12,092	(42,371)
Fuel inventory		(1,602)	5,093
Accounts payable		(29,109)	66,118
Taxes accrued		937	(89,124)
Interest accrued		1,816	(1,093)
Deferred fuel costs		(48,442)	(40,847)
Other working capital accounts		(32,055)	25,021
Changes in provisions for estimated losses		7,457	1,142
Changes in other regulatory assets		(5,592)	7,048
Changes in pensions and other postretirement liabilities		(40,637)	(45,752)
Other Noncash Income (Expense)		37,355	(18,542)
Net cash flow provided by operating activities		191,161	253,703
INVESTING ACTIVITIES
Construction/capital expenditures		(381,197)	(316,569)
Allowance for equity funds used during construction		10,198	9,229
Payments to Acquire Property, Plant, and Equipment		0	(236,969)
Change in money pool receivable - net		0	(1,453)
Nuclear fuel purchases		(92,927)	(64,689)
Payments for Nuclear Fuel		(92,927)	(64,689)
Proceeds from sale of nuclear fuel		51,029	40,336
Proceeds from nuclear decommissioning trust fund sales		167,329	103,815
Investment in nuclear decommissioning trust funds		(173,324)	(112,040)
Changes in securitization account		571	1,017
Other		0	(103)
Net cash flow used in investing activities		(418,321)	(577,426)
Proceeds from the issuance of:
Proceeds from the issuance of long-term debt		222,937	380,141
Proceeds from Contributions from Parent		0	200,000
Retirement of long-term debt		(6,799)	(181,604)
Change in money pool payable - net		(37,563)	(52,742)
Changes in credit borrowings and commercial paper - net		31,436	908
Dividends paid:
Preferred stock		(714)	(3,437)
Other		431	(3,566)
Net cash flow provided by financing activities		209,728	339,700
Net decrease in cash and cash equivalents		(17,432)	15,977
Cash and cash equivalents at beginning of period		20,509	9,135
Cash and cash equivalents at end of period		3,077	25,112
Cash paid / (received) during the period for:
Interest - net of amount capitalized		51,232	58,733
Income taxes		0	7,242
Entergy Louisiana [Member]
OPERATING ACTIVITIES
Consolidated net income		218,857	364,931
Adjustments to reconcile consolidated net income to net cash flow provided by operating activities:
Depreciation, amortization, and decommissioning, including nuclear fuel amortization		300,805	301,815
Deferred income taxes, investment tax credits, and non-current taxes accrued		220,492	(49,661)
Changes in working capital:
Receivables		950	(72,931)
Fuel inventory		4,534	(5,053)
Accounts payable		42,079	(22,830)
Taxes accrued		52,686	23,850
Interest accrued		(2,883)	(4,216)
Deferred fuel costs		(74,113)	4,093
Other working capital accounts		(61,515)	(26,514)
Changes in provisions for estimated losses		(6,108)	1,734
Changes in other regulatory assets		39,711	58,429
Changes in other regulatory liabilities		(64,293)	30,116
Changes in pensions and other postretirement liabilities		(38,175)	(35,869)
Other Noncash Income (Expense)		(99,272)	(127,538)
Net cash flow provided by operating activities		533,755	440,356
INVESTING ACTIVITIES
Construction/capital expenditures		(755,158)	(403,387)
Allowance for equity funds used during construction		21,099	11,744
Payments to Acquire Property, Plant, and Equipment		0	(473,956)
Change in money pool receivable - net		(33,039)	(168)
Nuclear fuel purchases		(156,246)	(38,773)
Payments for Nuclear Fuel		(156,246)	(38,773)
Proceeds from sale of nuclear fuel		28,884	64,498
Payments to storm reserve escrow account		(802)	0
Receipts from storm reserve escrow account		8,836	0
Decreases in other investments		0	(544)
Proceeds from nuclear decommissioning trust fund sales		125,600	123,546
Investment in nuclear decommissioning trust funds		(144,768)	(143,091)
Proceeds from insurance		5,305	0
Changes in securitization account		79	225
Net cash flow used in investing activities		(900,210)	(859,906)
Proceeds from the issuance of:
Proceeds from the issuance of long-term debt		532,219	1,128,580
Retirement of long-term debt		(101,789)	(559,839)
Changes in credit borrowings and commercial paper - net		30,696	(888)
Dividends paid:
Common stock		(91,250)	(105,500)
Other		(1,988)	(3,100)
Net cash flow provided by financing activities		367,888	459,253
Net decrease in cash and cash equivalents		1,433	39,703
Cash and cash equivalents at beginning of period		213,850	35,102
Cash and cash equivalents at end of period		215,283	74,805
Cash paid / (received) during the period for:
Interest - net of amount capitalized		134,513	196,514
Income taxes		(116,937)	62,676
Entergy Mississippi [Member]
OPERATING ACTIVITIES
Consolidated net income		45,461	49,312
Adjustments to reconcile consolidated net income to net cash flow provided by operating activities:
Depreciation, amortization, and decommissioning, including nuclear fuel amortization		70,759	67,308
Deferred income taxes, investment tax credits, and non-current taxes accrued		31,740	21,934
Changes in working capital:
Receivables		(7,952)	(24,273)
Fuel inventory		6,312	(5,040)
Accounts payable		(1,398)	21,359
Taxes accrued		(21,361)	(20,417)
Interest accrued		40	(584)
Deferred fuel costs		(13,622)	108
Other working capital accounts		(1,473)	(8,266)
Changes in provisions for estimated losses		(6,699)	(188)
Changes in other regulatory assets		(26,958)	(1,913)
Changes in pensions and other postretirement liabilities		(10,692)	(10,922)
Other Noncash Income (Expense)		(10,318)	(11,355)
Net cash flow provided by operating activities		53,839	77,063
INVESTING ACTIVITIES
Construction/capital expenditures		(199,873)	(143,171)
Allowance for equity funds used during construction		4,175	2,631
Change in money pool receivable - net		10,595	12,416
Other		(584)	(117)
Net cash flow used in investing activities		(185,687)	(128,241)
Proceeds from the issuance of:
Proceeds from the issuance of long-term debt		0	371,940
Retirement of long-term debt		0	(332,400)
Change in money pool payable - net		56,299	0
Dividends paid:
Common stock		0	(24,000)
Preferred stock		(477)	(1,414)
Other		(86)	0
Net cash flow provided by financing activities		55,736	14,126
Net decrease in cash and cash equivalents		(76,112)	(37,052)
Cash and cash equivalents at beginning of period		76,834	145,605
Cash and cash equivalents at end of period		722	108,553
Cash paid / (received) during the period for:
Interest - net of amount capitalized		24,021	29,157
Income taxes		(15,087)	(3,561)
Entergy New Orleans [Member]
OPERATING ACTIVITIES
Consolidated net income		25,860	23,010
Adjustments to reconcile consolidated net income to net cash flow provided by operating activities:
Depreciation, amortization, and decommissioning, including nuclear fuel amortization		26,070	25,672
Deferred income taxes, investment tax credits, and non-current taxes accrued		14,764	(2,665)
Changes in working capital:
Receivables		(5,979)	(16,285)
Fuel inventory		(465)	1,822
Accounts payable		(8,761)	6,362
Taxes accrued		38	36,982
Interest accrued		(469)	255
Deferred fuel costs		2,087	(13,664)
Other working capital accounts		(11,774)	(7,310)
Changes in provisions for estimated losses		(1,794)	1,804
Changes in other regulatory assets		2,719	5,799
Changes in pensions and other postretirement liabilities		(8,049)	(8,245)
Other Noncash Income (Expense)		2,503	(14,269)
Net cash flow provided by operating activities		36,750	39,268
INVESTING ACTIVITIES
Construction/capital expenditures		(48,683)	(37,345)
Allowance for equity funds used during construction		1,002	456
Payments to Acquire Property, Plant, and Equipment		0	(236,978)
Payments to Acquire Businesses and Interest in Affiliates		0	(38)
Change in money pool receivable - net		(1,745)	12,787
Payments to storm reserve escrow account		(235)	(206)
Receipts from storm reserve escrow account		0	3
Changes in securitization account		656	3,285
Net cash flow used in investing activities		(49,005)	(258,036)
Proceeds from the issuance of:
Proceeds from the issuance of long-term debt		0	190,672
Proceeds from Contributions from Parent		0	47,750
Retirement of long-term debt		(5,114)	(77,094)
Dividends paid:
Common stock		(24,150)	(7,000)
Preferred stock		(482)	(482)
Other		462	664
Net cash flow provided by financing activities		(29,284)	154,510
Net decrease in cash and cash equivalents		(41,539)	(64,258)
Cash and cash equivalents at beginning of period		103,068	88,876
Cash and cash equivalents at end of period		61,529	24,618
Cash paid / (received) during the period for:
Interest - net of amount capitalized		10,637	9,435
Income taxes		0	2,500
Entergy Texas [Member]
OPERATING ACTIVITIES
Consolidated net income		31,955	38,620
Adjustments to reconcile consolidated net income to net cash flow provided by operating activities:
Depreciation, amortization, and decommissioning, including nuclear fuel amortization		57,484	52,114
Deferred income taxes, investment tax credits, and non-current taxes accrued		(16,766)	(40,175)
Changes in working capital:
Receivables		(15,969)	(37,832)
Fuel inventory		(4,813)	14,129
Accounts payable		24,900	17,883
Taxes accrued		23,064	51,640
Interest accrued		(471)	(2,719)
Deferred fuel costs		6,144	54,066
Other working capital accounts		4,132	2,774
Changes in provisions for estimated losses		83	(2,126)
Changes in other regulatory assets		45,306	43,378
Changes in pensions and other postretirement liabilities		(13,286)	(12,850)
Other Noncash Income (Expense)		(9,366)	(6,727)
Net cash flow provided by operating activities		132,397	172,175
INVESTING ACTIVITIES
Construction/capital expenditures		(155,755)	(185,945)
Allowance for equity funds used during construction		2,992	4,761
Change in money pool receivable - net		681	(7,011)
Changes in securitization account		8,722	8,712
Other		2,431	0
Net cash flow used in investing activities		(140,929)	(179,483)
Proceeds from the issuance of:
Proceeds from the issuance of long-term debt		0	123,605
Retirement of long-term debt		(38,134)	(36,659)
Change in money pool payable - net		39,222	(22,068)
Dividends paid:
Other		2,328	(3,815)
Net cash flow provided by financing activities		3,416	61,063
Net decrease in cash and cash equivalents		(5,116)	53,755
Cash and cash equivalents at beginning of period		6,181	2,182
Cash and cash equivalents at end of period		1,065	55,937
Cash paid / (received) during the period for:
Interest - net of amount capitalized		42,430	45,056
Income taxes		(1,446)	3,443
System Energy [Member]
OPERATING ACTIVITIES
Consolidated net income		39,697	51,048
Adjustments to reconcile consolidated net income to net cash flow provided by operating activities:
Depreciation, amortization, and decommissioning, including nuclear fuel amortization		128,679	123,424
Deferred income taxes, investment tax credits, and non-current taxes accrued		35,498	83,733
Changes in working capital:
Receivables		10,077	3,731
Accounts payable		3,469	(3,200)
Taxes accrued		(10,086)	(60,954)
Interest accrued		(609)	(145)
Other working capital accounts		2,960	(28,319)
Changes in other regulatory assets		(4,904)	(9,844)
Changes in pensions and other postretirement liabilities		(8,116)	(9,071)
Other Noncash Income (Expense)		(25,205)	(13,111)
Net cash flow provided by operating activities		171,460	137,292
INVESTING ACTIVITIES
Construction/capital expenditures		(32,799)	(57,429)
Allowance for equity funds used during construction		2,412	4,331
Change in money pool receivable - net		(54,860)	22,208
Nuclear fuel purchases		(22,510)	(130,275)
Payments for Nuclear Fuel		(22,510)	(130,275)
Proceeds from sale of nuclear fuel		60,188	11,467
Proceeds from nuclear decommissioning trust fund sales		253,487	289,414
Investment in nuclear decommissioning trust funds		(271,901)	(307,465)
Net cash flow used in investing activities		(65,983)	(167,749)
Proceeds from the issuance of:
Retirement of long-term debt		(50,001)	(22,001)
Changes in credit borrowings and commercial paper - net		36,289	99,617
Dividends paid:
Common stock		0	(139,000)
Other		(28)	(26)
Net cash flow provided by financing activities		(13,740)	(61,410)
Net decrease in cash and cash equivalents		91,737	(91,867)
Cash and cash equivalents at beginning of period		245,863	230,661
Cash and cash equivalents at end of period		337,600	138,794
Cash paid / (received) during the period for:
Interest - net of amount capitalized		17,656	18,494
Income taxes		$ 0	$ 3,402

[1] (a) Consolidated net income and preferred dividend requirements of subsidiaries for 2017 and 2016 include $6.9 million and $10.6 million, respectively, of preferred dividends on subsidiaries’ preferred stock without sinking fund that is not presented within equity.