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v3.21.2

Current Expected Credit Losses (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Increase in allowance for uncollectible accounts resulting from COVID-19 pandemic | $ 38 | $ 31 | $ 165 | $ 48
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Reserve adjustments |  |  | 165 | 48
Subsidiaries |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Reserve adjustments |  |  | 162 | 45
Accounts receivable - customers |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning Balance at July 1, | 275 | 87 | 148 | 70
Recoveries | 3 | 2 | 9 | 6
Write-offs | (24) | (4) | (66) | (37)
Reserve adjustments | 59 | 33 | 222 | 79
Ending Balance September 30, | 313 | 118 | 313 | 118
Other receivables |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning Balance at July 1, | 7 | 5 | 7 | 4
Recoveries | 0 | 0 | 0 | 0
Write-offs | 0 | 0 | (1) | (1)
Reserve adjustments | 0 | 1 | 1 | 3
Ending Balance September 30, | 7 | 6 | 7 | 6
CECONY | Subsidiaries |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Increase in allowance for uncollectible accounts resulting from COVID-19 pandemic | 38 | 30 | 162 | 46
CECONY | Accounts receivable - customers | Subsidiaries |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning Balance at July 1, | 262 | 81 | 138 | 65
Recoveries | 3 | 2 | 8 | 6
Write-offs | (23) | (3) | (62) | (35)
Reserve adjustments | 58 | 31 | 216 | 75
Ending Balance September 30, | 300 | 111 | 300 | 111
CECONY | Other receivables | Subsidiaries |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning Balance at July 1, | 4 | 3 | 4 | 3
Recoveries | 0 | 0 | 0 | 0
Write-offs | 0 | 0 | 0 | 0
Reserve adjustments | 1 | 1 | 1 | 1
Ending Balance September 30, | $ 5 | $ 4 | $ 5 | $ 4

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