Derivative, Nonmonetary Notional Amount, Purchase (Sales), Net

No definition available.

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- Definition

Derivative, Notional Amount, Purchase (Sales), Net

+ References

No definition available.

+ Details

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- Definition

Forward Power Contracts Fair Value Disclosure

+ References

No definition available.

+ Details

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- Definition

Ownership Percentage by Parent (Direct)

+ References

No definition available.

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- Definition

Purchase of Derivative Instruments Interest Rate Swap

+ References

No definition available.

+ Details

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- Definition

The aggregate notional amount of contracts to purchase financial transmission rights

+ References

No definition available.

+ Details

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- Definition

Sale of Derivative Instruments Interest Rate Swap

+ References

No definition available.

+ Details

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- Definition

Sale of Units Derivative Instruments Financial Transmission Rights

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 04
-Paragraph a
-Publisher SEC

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 5
-Subsection 04
-Paragraph c
-Subparagraph Schedule I
-Publisher SEC

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 7
-Subsection 05
-Paragraph c
-Subparagraph Schedule II
-Publisher SEC

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 9
-Subsection 06
-Publisher SEC

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04(a))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3

Reference 6: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Topic 810
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481231/810-10-45-11

+ Details

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

+ Details

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- Definition

Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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- Definition

The cash inflow associated with the amount received by a corporation from a shareholder during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-14

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- Definition

The cash inflow from parent as a source of financing that is recorded as additional paid in capital.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-14

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Schedule I - Condensed Financial Information Of Registrant (Narrative) (Details) MWh in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) MWh	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Condensed Financial Statements, Captions [Line Items]
Equity contributions from AES		$ 253,000	$ 275,000
Ownership percentage by parent	82.35%
Equity contributions from shareholders	$ 0	253,000	275,000
Investments, Fair Value Disclosure	3,552	3,228
Forward Power Contracts Fair Value Disclosure	14,294	12,172
Total financial assets measured at fair value	19,234	22,945
Unobservable Inputs (Level 3) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	0	0
Total financial assets measured at fair value	1,388	7,545
Fair Value, Inputs, Level 1 [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	3,552	3,228
Total financial assets measured at fair value	3,552	3,228
Significant Observable Inputs (Level 2) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	0	0
Total financial assets measured at fair value	14,294	12,172
Mutual Fund [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	3,425	3,223
Money Market Funds [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	127	5
Ipalco Enterprises, Inc. [Member]
Condensed Financial Statements, Captions [Line Items]
Equity contributions from AES		253,000
Equity contributions from shareholders	0	253,000	275,000
Investments, Fair Value Disclosure	3,552	3,228
Forward Power Contracts Fair Value Disclosure	14,294	12,172
Total financial assets measured at fair value	17,846	15,400
Ipalco Enterprises, Inc. [Member] \| Unobservable Inputs (Level 3) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure		0
Forward Power Contracts Fair Value Disclosure	0	0
Total financial assets measured at fair value	0	0
Ipalco Enterprises, Inc. [Member] \| Fair Value, Inputs, Level 1 [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	3,552	3,228
Forward Power Contracts Fair Value Disclosure	0	0
Total financial assets measured at fair value	3,552	3,228
Ipalco Enterprises, Inc. [Member] \| Significant Observable Inputs (Level 2) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	0	0
Forward Power Contracts Fair Value Disclosure	14,294	12,172
Total financial assets measured at fair value	14,294	12,172
Ipalco Enterprises, Inc. [Member] \| Mutual Fund [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	3,425	3,223
Ipalco Enterprises, Inc. [Member] \| Mutual Fund [Member] \| Unobservable Inputs (Level 3) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	0	0
Ipalco Enterprises, Inc. [Member] \| Mutual Fund [Member] \| Fair Value, Inputs, Level 1 [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	3,425	3,223
Ipalco Enterprises, Inc. [Member] \| Mutual Fund [Member] \| Significant Observable Inputs (Level 2) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	0	0
Ipalco Enterprises, Inc. [Member] \| Money Market Funds [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	127	5
Ipalco Enterprises, Inc. [Member] \| Money Market Funds [Member] \| Unobservable Inputs (Level 3) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	0	0
Ipalco Enterprises, Inc. [Member] \| Money Market Funds [Member] \| Fair Value, Inputs, Level 1 [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	127	5
Ipalco Enterprises, Inc. [Member] \| Money Market Funds [Member] \| Significant Observable Inputs (Level 2) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	0	0
Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Equity contributions from AES	0	253,000	$ 275,000
Total financial assets measured at fair value	1,388	7,545
Subsidiaries [Member] \| Unobservable Inputs (Level 3) [Member]
Condensed Financial Statements, Captions [Line Items]
Total financial assets measured at fair value	1,388	7,545
Subsidiaries [Member] \| Fair Value, Inputs, Level 1 [Member]
Condensed Financial Statements, Captions [Line Items]
Total financial assets measured at fair value	0	0
Subsidiaries [Member] \| Significant Observable Inputs (Level 2) [Member]
Condensed Financial Statements, Captions [Line Items]
Total financial assets measured at fair value	0	$ 0
Parent \| Unobservable Inputs (Level 3) [Member]
Condensed Financial Statements, Captions [Line Items]
Investments, Fair Value Disclosure	0
Interest Rate Swap [Member] \| Designated as Hedging Instrument [Member]
Condensed Financial Statements, Captions [Line Items]
Purchase of Derivative Instruments Interest Rate Swap	400,000
Sale of Derivative Instruments Interest Rate Swap	0
Derivative, Notional Amount, Purchase (Sales), Net	400,000
Interest Rate Swap [Member] \| Designated as Hedging Instrument [Member] \| Ipalco Enterprises, Inc. [Member]
Condensed Financial Statements, Captions [Line Items]
Purchase of Derivative Instruments Interest Rate Swap	400,000
Sale of Derivative Instruments Interest Rate Swap	0
Derivative, Notional Amount, Purchase (Sales), Net	$ 400,000
FTR [Member] \| Not Designated as Hedging Instrument [Member]
Condensed Financial Statements, Captions [Line Items]
Purchase of Units Derivative Instruments Financial Transmission Rights \| MWh	3,919
Sale of Units Derivative Instruments Financial Transmission Rights \| MWh	0
Derivative, Nonmonetary Notional Amount, Purchase (Sales), Net \| MWh	3,919
FTR [Member] \| Not Designated as Hedging Instrument [Member] \| Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Purchase of Units Derivative Instruments Financial Transmission Rights \| MWh	3,919
Sale of Units Derivative Instruments Financial Transmission Rights \| MWh	0
Derivative, Nonmonetary Notional Amount, Purchase (Sales), Net \| MWh	3,919