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Leases (Supplemental Financial Information) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Assets |  |
Operating lease right-of-use assets, net | $ 1,148 | $ 1,092
Net property, plant and equipment | 645 | 687
Total lease assets | 1,793 | 1,779
Current |  |
Operating | 208 | 188
Finance | 46 | 115
Noncurrent |  |
Operating | 957 | 917
Finance | 524 | 524
Total lease liabilities | 1,735 | 1,744
Cash paid for amounts included in the measurement of lease liabilities |  |
Operating cash flows from operating leases | 250 | 228
Operating cash flows from finance leases | 41 | 46
Financing cash flows from finance leases | 113 | 160
Lease assets obtained in exchange for new lease liabilities (non-cash) |  |
Operating | 322 | 286
Finance | $ 81 | $ 36
Weighted average remaining lease term (years) |  |
Operating leases | 8 years | 9 years
Finance leases | 11 years | 11 years
Weighted-average discount rate (as a percent) |  |
Operating leases | 4.30% | 3.10%
Finance leases | 8.40% | 8.50%
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | Public utilities, property, plant and equipment, net | Public utilities, property, plant and equipment, net
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | Current Liabilities: Other | Current Liabilities: Other
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] | Current maturities of long-term debt | Current maturities of long-term debt
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Operating lease liabilities | Operating lease liabilities
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Long-Term Debt | Long-Term Debt
Duke Energy Carolinas |  |
Assets |  |
Operating lease right-of-use assets, net | $ 98 | $ 78
Net property, plant and equipment | 252 | 268
Total lease assets | 350 | 346
Current |  |
Operating | 20 | 15
Finance | 8 | 8
Noncurrent |  |
Operating | 87 | 75
Finance | 262 | 269
Total lease liabilities | 377 | 367
Cash paid for amounts included in the measurement of lease liabilities |  |
Operating cash flows from operating leases | 24 | 18
Operating cash flows from finance leases | 31 | 31
Financing cash flows from finance leases | 7 | 7
Lease assets obtained in exchange for new lease liabilities (non-cash) |  |
Operating | 50 | $ 14
Finance | $ 1 |
Weighted average remaining lease term (years) |  |
Operating leases | 9 years | 10 years
Finance leases | 15 years | 16 years
Weighted-average discount rate (as a percent) |  |
Operating leases | 4.30% | 4.00%
Finance leases | 11.50% | 11.50%
Progress Energy |  |
Assets |  |
Operating lease right-of-use assets, net | $ 625 | $ 617
Net property, plant and equipment | 620 | 615
Total lease assets | 1,245 | 1,232
Current |  |
Operating | 97 | 94
Finance | 48 | 46
Noncurrent |  |
Operating | 557 | 544
Finance | 533 | 525
Total lease liabilities | 1,235 | 1,209
Cash paid for amounts included in the measurement of lease liabilities |  |
Operating cash flows from operating leases | 122 | 123
Operating cash flows from finance leases | 44 | 45
Financing cash flows from finance leases | 46 | 57
Lease assets obtained in exchange for new lease liabilities (non-cash) |  |
Operating | 43 | $ 92
Finance | $ 55 |
Weighted average remaining lease term (years) |  |
Operating leases | 9 years | 10 years
Finance leases | 11 years | 11 years
Weighted-average discount rate (as a percent) |  |
Operating leases | 4.00% | 3.80%
Finance leases | 8.90% | 9.10%
Duke Energy Progress |  |
Assets |  |
Operating lease right-of-use assets, net | $ 348 | $ 318
Net property, plant and equipment | 512 | 552
Total lease assets | 860 | 870
Current |  |
Operating | 42 | 45
Finance | 41 | 38
Noncurrent |  |
Operating | 332 | 293
Finance | 474 | 514
Total lease liabilities | 889 | 890
Cash paid for amounts included in the measurement of lease liabilities |  |
Operating cash flows from operating leases | 57 | 64
Operating cash flows from finance leases | 41 | 43
Financing cash flows from finance leases | 38 | 35
Lease assets obtained in exchange for new lease liabilities (non-cash) |  |
Operating | $ 3 | $ 1
Weighted average remaining lease term (years) |  |
Operating leases | 8 years | 9 years
Finance leases | 10 years | 11 years
Weighted-average discount rate (as a percent) |  |
Operating leases | 3.90% | 3.60%
Finance leases | 9.20% | 9.20%
Duke Energy Florida |  |
Assets |  |
Operating lease right-of-use assets, net | $ 277 | $ 299
Net property, plant and equipment | 108 | 63
Total lease assets | 385 | 362
Current |  |
Operating | 55 | 49
Finance | 7 | 8
Noncurrent |  |
Operating | 225 | 251
Finance | 59 | 11
Total lease liabilities | 346 | 319
Cash paid for amounts included in the measurement of lease liabilities |  |
Operating cash flows from operating leases | 65 | 59
Operating cash flows from finance leases | 3 | 2
Financing cash flows from finance leases | 8 | 22
Lease assets obtained in exchange for new lease liabilities (non-cash) |  |
Operating | 40 | $ 91
Finance | $ 55 |
Weighted average remaining lease term (years) |  |
Operating leases | 11 years | 11 years
Finance leases | 15 years | 18 years
Weighted-average discount rate (as a percent) |  |
Operating leases | 4.20% | 4.00%
Finance leases | 5.90% | 7.60%
Duke Energy Ohio |  |
Assets |  |
Operating lease right-of-use assets, net | $ 6 | $ 16
Total lease assets | 6 | 16
Current |  |
Operating | 1 | 1
Noncurrent |  |
Operating | 6 | 16
Total lease liabilities | 7 | 17
Cash paid for amounts included in the measurement of lease liabilities |  |
Operating cash flows from operating leases | $ 1 | 2
Lease assets obtained in exchange for new lease liabilities (non-cash) |  |
Operating |  | $ 2
Weighted average remaining lease term (years) |  |
Operating leases | 11 years | 13 years
Weighted-average discount rate (as a percent) |  |
Operating leases | 4.10% | 4.20%
Duke Energy Indiana |  |
Assets |  |
Operating lease right-of-use assets, net | $ 37 | $ 50
Net property, plant and equipment | 6 | 6
Total lease assets | 43 | 56
Current |  |
Operating | 6 | 6
Noncurrent |  |
Operating | 33 | 46
Finance | 10 | 9
Total lease liabilities | 49 | 61
Cash paid for amounts included in the measurement of lease liabilities |  |
Operating cash flows from operating leases | 8 | 7
Operating cash flows from finance leases | 1 | 1
Lease assets obtained in exchange for new lease liabilities (non-cash) |  |
Operating | 7 | $ 6
Finance | $ 1 |
Weighted average remaining lease term (years) |  |
Operating leases | 11 years | 13 years
Finance leases | 20 years | 22 years
Weighted-average discount rate (as a percent) |  |
Operating leases | 4.00% | 3.90%
Finance leases | 11.70% | 11.90%
Piedmont |  |
Assets |  |
Operating lease right-of-use assets, net | $ 4 | $ 4
Total lease assets | 4 | 4
Current |  |
Operating | 1 |
Noncurrent |  |
Operating | 7 | 10
Total lease liabilities | 8 | 10
Cash paid for amounts included in the measurement of lease liabilities |  |
Operating cash flows from operating leases | 1 |
Lease assets obtained in exchange for new lease liabilities (non-cash) |  |
Operating | $ 3 | $ 2
Weighted average remaining lease term (years) |  |
Operating leases | 4 years | 4 years
Finance leases |  | 3 years
Weighted-average discount rate (as a percent) |  |
Operating leases | 3.90% | 2.40%
Finance leases |  | 5.40%

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