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Receivables (Tables) | 3 Months Ended
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Mar. 31, 2019
Receivables [Line Items] |
Maximum And Average Outstanding Cash Proceeds | IPL’s maximum and average outstanding cash proceeds (based on daily outstanding balances) related to the sales of accounts receivable program for the three months ended March 31 were as follows (in millions):
| 2019 |  | 2018
Maximum outstanding aggregate cash proceeds |  | $108.0 |  |  |  | $116.0 |
Average outstanding aggregate cash proceeds | 81.0 |  |  | 61.1 |
Receivables Sold Under The Receivables Agreement | The attributes of IPL’s receivables sold under the Receivables Agreement were as follows (in millions):
| March 31, 2019 |  | December 31, 2018
Customer accounts receivable |  | $169.9 |  |  |  | $140.1 |
Unbilled utility revenues | 86.8 |  |  | 97.1 |
Other receivables | 0.1 |  |  | 0.1 |
Receivables sold to third party | 256.8 |  |  | 237.3 |
Less: cash proceeds | 69.0 |  |  | 108.0 |
Deferred proceeds | 187.8 |  |  | 129.3 |
Less: allowance for doubtful accounts | 9.5 |  |  | 9.9 |
Fair value of deferred proceeds |  | $178.3 |  |  |  | $119.4 |
Additional Attributes Of Receivables Sold Under The Receivables Agreement | Additional attributes of IPL’s receivables sold under the Receivables Agreement for the three months ended March 31 were as follows (in millions):
| 2019 |  | 2018
Collections |  | $555.8 |  |  |  | $517.0 |
Write-offs, net of recoveries | 5.5 |  |  | 6.1 |
IPL [Member] |
Receivables [Line Items] |
Maximum And Average Outstanding Cash Proceeds | IPL’s maximum and average outstanding cash proceeds (based on daily outstanding balances) related to the sales of accounts receivable program for the three months ended March 31 were as follows (in millions):
| 2019 |  | 2018
Maximum outstanding aggregate cash proceeds |  | $108.0 |  |  |  | $116.0 |
Average outstanding aggregate cash proceeds | 81.0 |  |  | 61.1 |
Receivables Sold Under The Receivables Agreement | The attributes of IPL’s receivables sold under the Receivables Agreement were as follows (in millions):
| March 31, 2019 |  | December 31, 2018
Customer accounts receivable |  | $169.9 |  |  |  | $140.1 |
Unbilled utility revenues | 86.8 |  |  | 97.1 |
Other receivables | 0.1 |  |  | 0.1 |
Receivables sold to third party | 256.8 |  |  | 237.3 |
Less: cash proceeds | 69.0 |  |  | 108.0 |
Deferred proceeds | 187.8 |  |  | 129.3 |
Less: allowance for doubtful accounts | 9.5 |  |  | 9.9 |
Fair value of deferred proceeds |  | $178.3 |  |  |  | $119.4 |
Additional Attributes Of Receivables Sold Under The Receivables Agreement | Additional attributes of IPL’s receivables sold under the Receivables Agreement for the three months ended March 31 were as follows (in millions):
| 2019 |  | 2018
Collections |  | $555.8 |  |  |  | $517.0 |
Write-offs, net of recoveries | 5.5 |  |  | 6.1 |

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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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