Commitments and Contingencies Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended
	Jan. 31, 2022	Oct. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Loss Contingencies [Line Items]
Litigation proceeds for reimbursement of spent nuclear fuel storage costs			$ 32,367	$ 15,735
Entergy Wholesale Commodities [Member] | Indian Point
Loss Contingencies [Line Items]
Litigation Settlement, Amount Awarded from Other Party		$ 83,000
Damages awarded for previously recorded operation and maintenance	$ 47,000
Damages awarded for previously capitalized costs	32,000
Damages awarded for previously recorded taxes other than income taxes	$ 4,000