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Current Expected Credit Losses (Tables) | 12 Months Ended
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Dec. 31, 2021
Credit Loss [Abstract] |
Rollforward of Allowance for Credit Losses | The table below presents a rollforward by major portfolio segment type for the years ended December 31, 2021 and 2020:
| For the Year Ended December 31,
| Con Edison | CECONY
| Accounts receivable - customers | Other receivables | Accounts receivable - customers | Other receivables
(Millions of Dollars) | 2021 | 2020 | 2021 | 2020 | 2021 | 2020 | 2021 | 2020
Allowance for credit losses |  |  |  |  |  |  |  |
Beginning Balance at January 1, | $148 | $70 | $7 | $4 | $138 | $65 | $4 | $3
Recoveries | 14 | 8 | 1 | — | 12 | 6 | 1 | —
Write-offs | (91) | (54) | (2) | (2) | (86) | (50) | (1) | (1)
Reserve adjustments | 246 | 124 | 16 | 5 | 240 | 117 | 15 | 2
Ending Balance December 31, | $317 | $148 | $22 | $7 | $304 | $138 | $19 | $4

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- Definition Tabular disclosure of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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- References No definition available. + Details
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