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v3.23.2

Revenue (Reserve for Credit Losses for Trade and Other Receivables) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning balance | $ 214 | $ 139 | $ 216 | $ 121
Cumulative Change in Accounting Principle | 199 | 135 | 199 | 135
Write-Offs | (43) | (31) | (85) | (54)
Credit Loss Expense | 23 | 20 | 39 | 44
Other Adjustments | 5 | 7 | 29 | 24
Ending balance | 199 | 135 | 199 | 135
Duke Energy Carolinas |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning balance | 70 | 52 | 68 | 42
Cumulative Change in Accounting Principle | 57 | 52 | 57 | 52
Write-Offs | (20) | (16) | (40) | (25)
Credit Loss Expense | 6 | 8 | 13 | 13
Other Adjustments | 1 | 8 | 16 | 22
Ending balance | 57 | 52 | 57 | 52
Progress Energy |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning balance | 75 | 51 | 81 | 36
Cumulative Change in Accounting Principle | 73 | 52 | 73 | 52
Write-Offs | (18) | (9) | (40) | (19)
Credit Loss Expense | 12 | 7 | 18 | 19
Other Adjustments | 4 | 3 | 14 | 16
Ending balance | 73 | 52 | 73 | 52
Duke Energy Progress |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning balance | 45 | 31 | 44 | 21
Cumulative Change in Accounting Principle | 43 | 31 | 43 | 31
Write-Offs | (10) | (5) | (19) | (7)
Credit Loss Expense | 4 | 2 | 5 | 6
Other Adjustments | 4 | 3 | 13 | 11
Ending balance | 43 | 31 | 43 | 31
Duke Energy Florida |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning balance | 30 | 21 | 36 | 16
Cumulative Change in Accounting Principle | 30 | 21 | 30 | 21
Write-Offs | (8) | (5) | (20) | (13)
Credit Loss Expense | 8 | 5 | 13 | 13
Other Adjustments |  |  | 1 | 5
Ending balance | 30 | 21 | 30 | 21
Duke Energy Ohio |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning balance | 7 | 4 | 6 | 4
Cumulative Change in Accounting Principle | 8 | 4 | 8 | 4
Credit Loss Expense | 1 |  | 2 |
Ending balance | 8 | 4 | 8 | 4
Duke Energy Indiana |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning balance | 4 | 3 | 4 | 3
Cumulative Change in Accounting Principle | 4 | 3 | 4 | 3
Ending balance | 4 | 3 | 4 | 3
Piedmont |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Beginning balance | 14 | 17 | 14 | 15
Cumulative Change in Accounting Principle | 13 | 15 | 13 | 15
Write-Offs | (5) | (5) | (6) | (6)
Credit Loss Expense | 4 | 3 | 5 | 6
Ending balance | $ 13 | $ 15 | $ 13 | $ 15

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