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v3.22.4

Current Expected Credit Losses - Schedule of Major Portfolio Segment Type (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Reserve adjustments | $ 5 | $ 169 | $ 78
Accounts receivable - customers |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning Balance at January 1, | 317 | 148 |
Recoveries | 17 | 14 |
Write-offs | (103) | (91) |
Reserve adjustments | 91 | 246 |
Ending Balance December 31, | 322 | 317 | 148
Other receivables |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning Balance at January 1, | 22 | 7 |
Recoveries | 0 | 1 |
Write-offs | (6) | (2) |
Reserve adjustments | (6) | 16 |
Ending Balance December 31, | 10 | 22 | 7
CECONY |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Reserve adjustments | 10 | 166 | 74
CECONY | Accounts receivable - customers | Subsidiaries |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning Balance at January 1, | 304 | 138 |
Recoveries | 16 | 12 |
Write-offs | (94) | (86) |
Reserve adjustments | 88 | 240 |
Ending Balance December 31, | 314 | 304 | 138
CECONY | Other receivables | Subsidiaries |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning Balance at January 1, | 19 | 4 |
Recoveries | 0 | 1 |
Write-offs | (4) | (1) |
Reserve adjustments | (8) | 15 |
Ending Balance December 31, | $ 7 | $ 19 | $ 4

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