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Receivables (Tables) | 6 Months Ended
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Jun. 30, 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 and six months ended June 30 were as follows (in millions):
| Three Months |  | Six Months
| 2019 |  | 2018 |  | 2019 |  | 2018
Maximum outstanding aggregate cash proceeds |  | $25.0 |  |  |  | $116.0 |  |  |  | $108.0 |  |  |  | $116.0 |
Average outstanding aggregate cash proceeds | 2.6 |  |  | 52.3 |  |  | 41.6 |  |  | 56.7 |
Receivables Sold Under The Receivables Agreement | The attributes of IPL’s receivables sold under the Receivables Agreement were as follows (in millions):
| June 30, 2019 |  | December 31, 2018
Customer accounts receivable |  | $138.3 |  |  |  | $140.1 |
Unbilled utility revenues | 90.5 |  |  | 97.1 |
Other receivables | 0.4 |  |  | 0.1 |
Receivables sold to third party | 229.2 |  |  | 237.3 |
Less: cash proceeds | 5.0 |  |  | 108.0 |
Deferred proceeds | 224.2 |  |  | 129.3 |
Less: allowance for doubtful accounts | 9.6 |  |  | 9.9 |
Fair value of deferred proceeds |  | $214.6 |  |  |  | $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 and six months ended June 30 were as follows (in millions):
| Three Months |  | Six Months
| 2019 |  | 2018 |  | 2019 |  | 2018
Collections |  | $487.7 |  |  |  | $483.7 |  |  |  | $1,043.5 |  |  |  | $1,000.7 |
Write-offs, net of recoveries | 2.6 |  |  | 1.9 |  |  | 8.1 |  |  | 8.0 |
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 and six months ended June 30 were as follows (in millions):
| Three Months |  | Six Months
| 2019 |  | 2018 |  | 2019 |  | 2018
Maximum outstanding aggregate cash proceeds |  | $25.0 |  |  |  | $116.0 |  |  |  | $108.0 |  |  |  | $116.0 |
Average outstanding aggregate cash proceeds | 2.6 |  |  | 52.3 |  |  | 41.6 |  |  | 56.7 |
Receivables Sold Under The Receivables Agreement | The attributes of IPL’s receivables sold under the Receivables Agreement were as follows (in millions):
| June 30, 2019 |  | December 31, 2018
Customer accounts receivable |  | $138.3 |  |  |  | $140.1 |
Unbilled utility revenues | 90.5 |  |  | 97.1 |
Other receivables | 0.4 |  |  | 0.1 |
Receivables sold to third party | 229.2 |  |  | 237.3 |
Less: cash proceeds | 5.0 |  |  | 108.0 |
Deferred proceeds | 224.2 |  |  | 129.3 |
Less: allowance for doubtful accounts | 9.6 |  |  | 9.9 |
Fair value of deferred proceeds |  | $214.6 |  |  |  | $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 and six months ended June 30 were as follows (in millions):
| Three Months |  | Six Months
| 2019 |  | 2018 |  | 2019 |  | 2018
Collections |  | $487.7 |  |  |  | $483.7 |  |  |  | $1,043.5 |  |  |  | $1,000.7 |
Write-offs, net of recoveries | 2.6 |  |  | 1.9 |  |  | 8.1 |  |  | 8.0 |

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- Definition Schedule of maximum and average sales of accounts receivable cash proceeds and related costs. + References No definition available. + Details
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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 Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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