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Receivables | 6 Months Ended
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Jun. 30, 2021
Receivables [Line Items] |
Receivables | RECEIVABLES Sales of Accounts Receivable - IPL maintains a Receivables Purchase and Sale Agreement (Receivables Agreement) whereby it may sell its customer accounts receivables, unbilled revenues and certain other accounts receivables to a third party through wholly-owned and consolidated special purpose entities. The transfers of receivables meet the criteria for sale accounting established by the transfer of financial assets accounting rules. In April 2021, IPL amended and extended through March 2023 the purchase commitment from the third party to which it sells its receivables. Effective April 2021, the limit on cash proceeds is $110 million. As of June 30, 2021, IPL had $65 million of available capacity under its sales of accounts receivable program. IPL’s maximum and average outstanding cash proceeds (based on daily outstanding balances) related to the sales of accounts receivable program for the three and six months ended June 30 were as follows (in millions):
| Three Months |  | Six Months
| 2021 |  | 2020 |  | 2021 |  | 2020
Maximum outstanding aggregate cash proceeds | $110 |  | $65 |  | $110 |  | $96
Average outstanding aggregate cash proceeds | 61 |  | 11 |  | 46 |  | 17
The attributes of IPL’s receivables sold under the Receivables Agreement were as follows (in millions):
| June 30, 2021 |  | December 31, 2020
Customer accounts receivable | $125 |  | $114
Unbilled utility revenues | 88 |  | 92
Receivables sold to third party | 213 |  | 206
Less: cash proceeds | 45 |  | 1
Deferred proceeds | 168 |  | 205
Less: allowance for expected credit losses | 14 |  | 17
Fair value of deferred proceeds | $154 |  | $188
As of June 30, 2021, outstanding receivables past due under the Receivables Agreement were $15 million. Additional attributes of IPL’s receivables sold under the Receivables Agreement for the three and six months ended June 30 were as follows (in millions):
| Three Months |  | Six Months
| 2021 |  | 2020 |  | 2021 |  | 2020
Collections | $453 |  | $453 |  | $982 |  | $994
Write-offs, net of recoveries | 1 |  | 1 |  | 3 |  | 3
IPL [Member] |
Receivables [Line Items] |
Receivables | RECEIVABLES Sales of Accounts Receivable - IPL maintains a Receivables Purchase and Sale Agreement (Receivables Agreement) whereby it may sell its customer accounts receivables, unbilled revenues and certain other accounts receivables to a third party through wholly-owned and consolidated special purpose entities. The transfers of receivables meet the criteria for sale accounting established by the transfer of financial assets accounting rules. In April 2021, IPL amended and extended through March 2023 the purchase commitment from the third party to which it sells its receivables. Effective April 2021, the limit on cash proceeds is $110 million. As of June 30, 2021, IPL had $65 million of available capacity under its sales of accounts receivable program. IPL’s maximum and average outstanding cash proceeds (based on daily outstanding balances) related to the sales of accounts receivable program for the three and six months ended June 30 were as follows (in millions):
| Three Months |  | Six Months
| 2021 |  | 2020 |  | 2021 |  | 2020
Maximum outstanding aggregate cash proceeds | $110 |  | $65 |  | $110 |  | $96
Average outstanding aggregate cash proceeds | 61 |  | 11 |  | 46 |  | 17
The attributes of IPL’s receivables sold under the Receivables Agreement were as follows (in millions):
| June 30, 2021 |  | December 31, 2020
Customer accounts receivable | $125 |  | $114
Unbilled utility revenues | 88 |  | 92
Receivables sold to third party | 213 |  | 206
Less: cash proceeds | 45 |  | 1
Deferred proceeds | 168 |  | 205
Less: allowance for expected credit losses | 14 |  | 17
Fair value of deferred proceeds | $154 |  | $188
As of June 30, 2021, outstanding receivables past due under the Receivables Agreement were $15 million. Additional attributes of IPL’s receivables sold under the Receivables Agreement for the three and six months ended June 30 were as follows (in millions):
| Three Months |  | Six Months
| 2021 |  | 2020 |  | 2021 |  | 2020
Collections | $453 |  | $453 |  | $982 |  | $994
Write-offs, net of recoveries | 1 |  | 1 |  | 3 |  | 3

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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 No definition available. + Details
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- Definition The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 + Details
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