Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2011

Quarterly Financial Data (Unaudited) [Abstract]

Quarterly Financial Information

	Operating Revenues		Operating Income		Consolidated Net Income		Net Income Attributable to Entergy Corporation
	(In Thousands)
2011:
First Quarter	$	2,541,208	$	510,891	$	253,678	$	248,663
Second Quarter	$	2,803,279	$	558,738	$	320,598	$	315,583
Third Quarter	$	3,395,553	$	600,909	$	633,069	$	628,054
Fourth Quarter	$	2,489,033	$	342,696	$	160,027	$	154,139
2010:
First Quarter	$	2,759,347	$	476,714	$	218,814	$	213,799
Second Quarter	$	2,862,950	$	626,241	$	320,283	$	315,266
Third Quarter	$	3,332,176	$	770,642	$	497,901	$	492,886
Fourth Quarter	$	2,533,104	$	393,780	$	233,307	$	228,291

Earnings per Average Common Share

	2011				2010
	Basic		Diluted		Basic		Diluted
First Quarter	$	1.39	$	1.38	$	1.13	$	1.12
Second Quarter	$	1.77	$	1.76	$	1.67	$	1.65
Third Quarter	$	3.55	$	3.53	$	2.65	$	2.62
Fourth Quarter	$	0.88	$	0.88	$	1.27	$	1.26