XML 112 R87.htm IDEA: XBRL DOCUMENT v3.25.0.1

Fair Value (Nonrecurring Unobservable Inputs) (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Sep. 30, 2023
Fair Value | Level 3
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Assets Carrying Amount Disclosure Nonrecurring	$ 371		$ 371
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets Liabilities Value		$ 30
Inventory Write-down	23	$ 6
Long Lived Assets Held And Used [Member] | Fair Value | Level 3 | AES Bulgaria
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Assets Carrying Amount Disclosure Nonrecurring				$ 452
Long Lived Assets Held And Used [Member] | Level 3 | Norgener
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Assets Carrying Amount Disclosure Nonrecurring	24		24
Long Lived Assets Held And Used [Member] | Level 3 | GAF Projects
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Assets Carrying Amount Disclosure Nonrecurring	11		11
Long Lived Assets Held And Used [Member] | Level 3 | Warrior Run
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Assets Carrying Amount Disclosure Nonrecurring	25		25
Long Lived Assets Held And Used [Member] | Level 3 | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Assets Carrying Amount Disclosure Nonrecurring	93		93
Long Lived Assets Held And Used [Member] | Level 3 | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Assets Carrying Amount Disclosure Nonrecurring	94		94
Long Lived Assets Held And Used [Member] | Level 3 | New York Wind
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Assets Carrying Amount Disclosure Nonrecurring	$ 124		$ 124
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | Norgener
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(90.00%)
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | GAF Projects
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(42.00%)
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(7.00%)
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(31.00%)
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | New York Wind
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(1.00%)
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | Norgener
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			994.00%
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | GAF Projects
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			44.00%
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			9.00%
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			6.00%
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | New York Wind
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			5.00%
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | Norgener
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			85.00%
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | GAF Projects
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			1.00%
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			0.00%
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(2.00%)
Measurement Input, Long-term Revenue Growth Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | New York Wind
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			2.00%
Measurement Input, Discount Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			14.00%
Measurement Input, Discount Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			14.00%
Measurement Input, Discount Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			25.00%
Measurement Input, Discount Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			25.00%
Measurement Input, Discount Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | GAF Projects
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			9.00%
Measurement Input, Discount Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			14.00%
Measurement Input, Discount Rate [Member] | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			14.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | Norgener
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(75.00%)
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | Warrior Run
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(931.00%)
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			14.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			22.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Minimum | New York Wind
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			2.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | Norgener
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			276.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | Warrior Run
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			74.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			33.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			37.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Maximum | New York Wind
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			17.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | Norgener
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			16.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | Warrior Run
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			(506.00%)
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | TEG
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			20.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | TEP
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			26.00%
Measurement Input, Variable Margin | Valuation, Income Approach [Member] | Property, Plant and Equipment [Member] | Weighted Average | New York Wind
Fair Value Assets Measured On Nonrecurring Basis Unobservable Inputs [Line Items]
Fair Value Measurement Inputs, Nonrecurring			9.00%

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- Definition

This element represents net derivative assets and liabilities measured at fair value using significant unobservable inputs (Level 3) which are required for reconciliation purposes of beginning and ending balances.

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- Definition

Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 330
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483080/330-10-50-2

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