Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Securitization property	$ 360,790	$ 485,031
Securitization bonds	$ 423,858	$ 544,921
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	261,587,009	254,752,788
Treasury stock, shares	72,530,866	75,235,135
Entergy Arkansas [Member]
Securitization property	$ 14,329	$ 28,583
Securitization bonds	20,898	34,662
Entergy Louisiana [Member]
Securitization property	49,753	71,367
Securitization bonds	55,682	77,736
Entergy New Orleans [Member]
Securitization property	60,453	72,095
Securitization bonds	63,620	74,419
Entergy Texas [Member]
Securitization property	236,336	313,123
Securitization bonds	$ 283,659	$ 358,104
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares issued	46,525,000	46,525,000
Common stock, shares outstanding	46,525,000	46,525,000
System Energy [Member]
Common stock, shares authorized	1,000,000	1,000,000
Common stock, shares issued	789,350	789,350
Common stock, shares outstanding	789,350	789,350