STOCKHOLDERS' EQUITY Additional Information (Details) (USD $) In Millions, except Share data, unless otherwise specified			9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2013 Sales Agency Financing Agreement	Jul. 27, 2011 Sales Agency Financing Agreement	Jul. 27, 2011 Sales Agency Financing Agreement Maximum
Stock Issuance Arrangements
Common stock, par value				$ 0
Common stock, issuable aggregate value				$ 250.0
Description of restriction			Agreements relating to the Entergy Transaction generally prohibit us from issuing shares under the SAFA until approximately two years after the closing except under certain limited circumstances
Restriction period			2 years
Commission rate					2.00%
Shares issued	52,471,354	52,248,514	0