Fair Value (Tables)

9 Months Ended

Sep. 30, 2021

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The fair value of assets and liabilities at September 30, 2021 and December 31, 2020 measured on a recurring basis and the respective category within the fair value hierarchy for IPALCO was determined as follows:

Assets and Liabilities at Fair Value
			Level 1		Level 2		Level 3
	Fair value at September 30, 2021		Based on quoted market prices in active markets		Other observable inputs		Unobservable inputs
	(In Thousands)
Financial assets:
VEBA investments:
Money market funds	$	14	$	14	$	—	$	—
Mutual funds	3,643		—		3,643		—
Total VEBA investments	3,657		14		3,643		—
Financial transmission rights	1,842		—		—		1,842
Forward power contracts	314		—		314		—
Total financial assets measured at fair value	$	5,813	$	14	$	3,957	$	1,842
Financial liabilities:
Interest rate hedges	$	44,816	$	—	$	44,816	$	—
Total financial liabilities measured at fair value	$	44,816	$	—	$	44,816	$	—

Assets and Liabilities at Fair Value
			Level 1		Level 2		Level 3
	Fair value at December 31, 2020		Based on quoted market prices in active markets		Other observable inputs		Unobservable inputs
	(In Thousands)
Financial assets:
VEBA investments:
Money market funds	$	16	$	16	$	—	$	—
Mutual funds	3,209		—		3,209		—
Total VEBA investments	3,225		16		3,209		—
Financial transmission rights	543		—		—		543
Total financial assets measured at fair value	$	3,768	$	16	$	3,209	$	543
Financial liabilities:
Interest rate hedges	$	63,215	$	—	$	63,215	$	—
Total financial liabilities measured at fair value	$	63,215	$	—	$	63,215	$	—

Schedule Of Face And Fair Value Of Debt

The following table shows the face value and the fair value of fixed-rate and variable-rate indebtedness (Level 2) for the periods ending:  

	September 30, 2021				December 31, 2020
	Face Value		Fair Value		Face Value		Fair Value
	(In Thousands)
Fixed-rate	$	2,683,800	$	3,179,439	$	2,683,800	$	3,295,588
Variable-rate	135,000		135,000		75,000		75,000
Total indebtedness	$	2,818,800	$	3,314,439	$	2,758,800	$	3,370,588