Overview and Summary of Significant Accounting Policies Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Dec. 31, 2020

Dec. 31, 2019

Entity Information [Line Items]

Schedule of Utility Inventory [Table Text Block]

The following table summarizes our inventories balances at December 31:

	As of December 31,
	2021		2020
	(In Thousands)
Inventories
Fuel	$	41,626	$	36,953
Materials and supplies, net	60,273		58,553
Total inventories	$	101,899	$	95,506

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

The following table summarizes our accounts receivable balances at December 31:

	As of December 31,
	2021		2020
	(In Thousands)
Accounts receivable, net
Customer receivables	$	100,952	$	91,335
Unbilled revenue	64,758		72,334
Amounts due from related parties	169		490
Other	13,904		4,189
Allowance for credit losses	(647)		(3,155)
Total accounts receivable, net	$	179,136	$	165,193

Schedule of Cash and Cash Equivalents [Table Text Block]

The following table provides a summary of cash, cash equivalents and restricted cash amounts as shown on the Consolidated Statements of Cash Flows:

	As of December 31,
	2021		2020
	(In Thousands)
Cash, cash equivalents and restricted cash
Cash and cash equivalents	$	6,912	$	20,502
Restricted cash	5		6,120
Total cash, cash equivalents and restricted cash	$	6,917	$	26,622

Reclassification out of Accumulated Other Comprehensive Income

The amounts reclassified out of AOCL by component during the years ended December 31, 2021, 2020 and 2019 are as follows (in thousands):

Details about AOCL components	Affected line item in the Consolidated Statements of Operations	For the Years Ended December 31,
		2021		2020		2019
Net (gains) / losses on cash flow hedges (Note 5):	Interest expense	$	4,819	$	5,422	$	—
	Income tax benefit	(1,199)		(1,313)		—
Total reclassifications for the period, net of income taxes		$	3,620	$	4,109	$	—

Allowance for Credit Losses

The following table is a rollforward of our allowance for credit losses related to the accounts receivable balances for the periods indicated (in Thousands):

Year Ended December 31, 2021	Beginning Allowance Balance at January 1, 2021		Current Period Provision		Write-offs Charged Against Allowances		Recoveries Collected		Ending Allowance Balance at December 31, 2021
Allowance for credit losses	$	3,155	$	2,035	$	(6,448)	$	1,905	$	647

Indianapolis Power And Light Company

Entity Information [Line Items]

Schedule of Utility Inventory [Table Text Block]

The following table summarizes our inventories balances at December 31:

	As of December 31,
	2021		2020
	(In Thousands)
Inventories
Fuel	$	41,626	$	36,953
Materials and supplies, net	60,273		58,553
Total inventories	$	101,899	$	95,506

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

The following table summarizes our accounts receivable balances at December 31:

	As of December 31,
	2021		2020
	(In Thousands)
Accounts receivable, net
Customer receivables	$	100,952	$	91,335
Unbilled revenue	64,758		72,334
Amounts due from related parties	214		734
Other	13,904		4,187
Allowance for credit losses	(647)		(3,155)
Total accounts receivable, net	$	179,181	$	165,435

Schedule of Cash and Cash Equivalents [Table Text Block]

he following table provides a summary of cash, cash equivalents and restricted cash amounts as shown on the Consolidated Statements of Cash Flows:

	As of December 31,
	2021		2020
	(In Thousands)
Cash, cash equivalents and restricted cash
Cash and cash equivalents	$	2,756	$	17,946
Restricted cash	5		5
Total cash, cash equivalents and restricted cash	$	2,761	$	17,951

Allowance for Credit Losses

The following table is a rollforward of our allowance for credit losses related to the accounts receivable balances for the periods indicated (in Thousands):

Year Ended December 31, 2021	Beginning Allowance Balance at January 1, 2021		Current Period Provision		Write-offs Charged Against Allowances		Recoveries Collected		Ending Allowance Balance at December 31, 2021
Allowance for credit losses	$	3,155	$	2,035	$	(6,448)	$	1,905	$	647