Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Securitization property	$ 183,566	$ 239,219
Securitization bonds	$ 231,870	$ 297,981
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	270,035,180	270,035,180
Treasury stock, shares	69,824,801	70,886,400
Entergy Arkansas [Member]
Securitization property	$ 0	$ 1,706
Securitization bonds	0	6,772
Entergy Louisiana [Member]
Securitization property	17,413	27,596
Securitization bonds	22,610	33,220
Entergy New Orleans [Member]
Securitization property	43,790	49,542
Securitization bonds	47,146	52,641
Entergy Texas [Member]
Securitization property	125,578	160,375
Securitization bonds	$ 162,114	$ 205,349
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