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Property, Plant and Equipment (Tables) | 12 Months Ended
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Dec. 31, 2021
Property, Plant and Equipment [Abstract] |
Schedule of Property, Plant and Equipment | The composite weighted average depreciation rates, excluding nuclear fuel, are included in the table that follows.
| Years Ended December 31,
| 2021 |  | 2020 |  | 2019
Duke Energy | 2.9 | % |  | 3.0 | % |  | 3.1 | %
Duke Energy Carolinas | 2.7 | % |  | 2.8 | % |  | 2.8 | %
Progress Energy | 3.1 | % |  | 3.2 | % |  | 3.1 | %
Duke Energy Progress | 3.0 | % |  | 3.1 | % |  | 3.1 | %
Duke Energy Florida | 3.3 | % |  | 3.3 | % |  | 3.1 | %
Duke Energy Ohio | 2.9 | % |  | 2.9 | % |  | 2.6 | %
Duke Energy Indiana | 3.6 | % |  | 3.5 | % |  | 3.3 | %
Piedmont | 2.1 | % |  | 2.3 | % |  | 2.4 | %
The following tables summarize the property, plant and equipment for Duke Energy and its subsidiary registrants.
| December 31, 2021
| Average |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Remaining |  |  |  | Duke |  |  |  | Duke |  | Duke |  | Duke |  | Duke |  |
| Useful Life |  | Duke |  | Energy |  | Progress |  | Energy |  | Energy |  | Energy |  | Energy |  |
(in millions) | (Years) |  | Energy |  | Carolinas |  | Energy |  | Progress |  | Florida |  | Ohio |  | Indiana |  | Piedmont
Land |  |  | $ | 2,162 |  |  | $ | 543 |  |  | $ | 957 |  |  | $ | 482 |  |  | $ | 475 |  |  | $ | 219 |  |  | $ | 122 |  |  | $ | 279 |
Plant – Regulated |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric generation, distribution and transmission | 40 |  | 120,855 |  |  | 44,910 |  |  | 53,447 |  |  | 32,417 |  |  | 21,030 |  |  | 6,573 |  |  | 15,925 |  |  | — |
Natural gas transmission and distribution | 54 |  | 12,079 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 3,347 |  |  | — |  |  | 8,732 |
Other buildings and improvements | 37 |  | 1,921 |  |  | 550 |  |  | 514 |  |  | 228 |  |  | 286 |  |  | 381 |  |  | 321 |  |  | 155 |
Plant – Nonregulated |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric generation, distribution and transmission | 28 |  | 7,104 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Other buildings and improvements | 11 |  | 401 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Nuclear fuel |  |  | 3,181 |  |  | 1,856 |  |  | 1,325 |  |  | 1,325 |  |  | — |  |  | — |  |  | — |  |  | — |
Equipment | 13 |  | 2,659 |  |  | 614 |  |  | 791 |  |  | 497 |  |  | 294 |  |  | 403 |  |  | 262 |  |  | 122 |
Construction in process |  |  | 6,168 |  |  | 2,078 |  |  | 2,297 |  |  | 954 |  |  | 1,343 |  |  | 515 |  |  | 460 |  |  | 262 |
Other | 14 |  | 5,289 |  |  | 1,323 |  |  | 1,563 |  |  | 1,115 |  |  | 437 |  |  | 287 |  |  | 253 |  |  | 368 |
Total property, plant and equipment(a)(e) |  |  | 161,819 |  |  | 51,874 |  |  | 60,894 |  |  | 37,018 |  |  | 23,865 |  |  | 11,725 |  |  | 17,343 |  |  | 9,918 |
Total accumulated depreciation – regulated(b)(c) |  |  | (47,611) |  |  | (17,854) |  |  | (19,214) |  |  | (13,387) |  |  | (5,819) |  |  | (3,106) |  |  | (5,583) |  |  | (1,899) |
Total accumulated depreciation – nonregulated(d)(e) |  |  | (2,944) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Facilities to be retired, net |  |  | 144 |  |  | 102 |  |  | 26 |  |  | 26 |  |  | — |  |  | 6 |  |  | — |  |  | 11 |
Total net property, plant and equipment |  |  | $ | 111,408 |  |  | $ | 34,122 |  |  | $ | 41,706 |  |  | $ | 23,657 |  |  | $ | 18,046 |  |  | $ | 8,625 |  |  | $ | 11,760 |  |  | $ | 8,030 |
(a) Includes finance leases of $958 million, $335 million, $729 million, $627 million, $102 million and $10 million at Duke Energy, Duke Energy Carolinas, Progress Energy, Duke Energy Progress, Duke Energy Florida and Duke Energy Indiana, respectively, primarily within Plant – Regulated. The Progress Energy, Duke Energy Progress and Duke Energy Florida amounts are net of $178 million, $45 million and $133 million, respectively, of accumulated amortization of finance leases. (b) Includes $1,799 million, $1,064 million, $735 million and $735 million of accumulated amortization of nuclear fuel at Duke Energy, Duke Energy Carolinas, Progress Energy and Duke Energy Progress, respectively. (c) Includes accumulated amortization of finance leases of $9 million, $33 million and $3 million at Duke Energy, Duke Energy Carolinas and Duke Energy Indiana, respectively. (d) Includes accumulated amortization of finance leases of ($1 million) at Duke Energy. (e) Includes gross property, plant and equipment cost of consolidated VIEs of $7,339 million and accumulated depreciation of consolidated VIEs of $1,474 million at Duke Energy.
| December 31, 2020
| Average |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Remaining |  |  |  | Duke |  |  |  | Duke |  | Duke |  | Duke |  | Duke |  |
| Useful Life |  | Duke |  | Energy |  | Progress |  | Energy |  | Energy |  | Energy |  | Energy |  |
(in millions) | (Years) |  | Energy |  | Carolinas |  | Energy |  | Progress |  | Florida |  | Ohio |  | Indiana |  | Piedmont
Land |  |  | $ | 2,046 |  |  | $ | 536 |  |  | $ | 908 |  |  | $ | 463 |  |  | $ | 445 |  |  | $ | 171 |  |  | $ | 118 |  |  | $ | 279 |
Plant – Regulated |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric generation, distribution and transmission | 39 |  | 117,107 |  |  | 44,059 |  |  | 50,785 |  |  | 31,375 |  |  | 19,410 |  |  | 6,255 |  |  | 16,008 |  |  | — |
Natural gas transmission and distribution | 54 |  | 10,799 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 3,136 |  |  | — |  |  | 7,663 |
Other buildings and improvements | 36 |  | 2,038 |  |  | 740 |  |  | 459 |  |  | 197 |  |  | 262 |  |  | 374 |  |  | 300 |  |  | 165 |
Plant – Nonregulated |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric generation, distribution and transmission | 27 |  | 5,444 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Other buildings and improvements | 10 |  | 519 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Nuclear fuel |  |  | 3,284 |  |  | 1,837 |  |  | 1,447 |  |  | 1,447 |  |  | — |  |  | — |  |  | — |  |  | — |
Equipment | 15 |  | 2,608 |  |  | 620 |  |  | 759 |  |  | 498 |  |  | 261 |  |  | 385 |  |  | 238 |  |  | 122 |
Construction in process |  |  | 6,645 |  |  | 1,645 |  |  | 2,013 |  |  | 709 |  |  | 1,304 |  |  | 407 |  |  | 409 |  |  | 581 |
Other | 14 |  | 5,090 |  |  | 1,203 |  |  | 1,521 |  |  | 1,070 |  |  | 441 |  |  | 294 |  |  | 309 |  |  | 324 |
Total property, plant and equipment(a)(e) |  |  | 155,580 |  |  | 50,640 |  |  | 57,892 |  |  | 35,759 |  |  | 22,123 |  |  | 11,022 |  |  | 17,382 |  |  | 9,134 |
Total accumulated depreciation – regulated(b)(c) |  |  | (46,216) |  |  | (17,453) |  |  | (18,368) |  |  | (12,801) |  |  | (5,560) |  |  | (3,013) |  |  | (5,661) |  |  | (1,749) |
Total accumulated depreciation – nonregulated(d)(e) |  |  | (2,611) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Facilities to be retired, net |  |  | 29 |  |  | — |  |  | 29 |  |  | 29 |  |  | — |  |  | — |  |  | — |  |  | — |
Total net property, plant and equipment |  |  | $ | 106,782 |  |  | $ | 33,187 |  |  | $ | 39,553 |  |  | $ | 22,987 |  |  | $ | 16,563 |  |  | $ | 8,009 |  |  | $ | 11,721 |  |  | $ | 7,385 |
(a) Includes finance leases of $832 million, $335 million, $416 million, $297 million, $119 million, and $10 million at Duke Energy, Duke Energy Carolinas, Progress Energy, Duke Energy Progress, Duke Energy Florida and Duke Energy Indiana, respectively, primarily within Plant – Regulated. The Progress Energy, Duke Energy Progress and Duke Energy Florida amounts are net of $141 million, $24 million and $117 million, respectively, of accumulated amortization of finance leases. (b) Includes $1,832 million, $1,010 million, $822 million and $822 million of accumulated amortization of nuclear fuel at Duke Energy, Duke Energy Carolinas, Progress Energy and Duke Energy Progress, respectively. (c) Includes accumulated amortization of finance leases of $12 million, $23 million, and $3 million at Duke Energy, Duke Energy Carolinas and Duke Energy Indiana, respectively. (d) Includes accumulated amortization of finance leases of $23 million at Duke Energy. (e) Includes gross property, plant and equipment cost of consolidated VIEs of $6,394 million and accumulated depreciation of consolidated VIEs of $1,242 million at Duke Energy.
Schedule Of Capitalized Interest | The following table presents capitalized interest, which includes the debt component of AFUDC.
| Years Ended December 31,
(in millions) | 2021 |  | 2020 |  | 2019
Duke Energy | $ | 72 |  |  | $ | 112 |  |  | $ | 159 |
Duke Energy Carolinas | 29 |  |  | 28 |  |  | 30 |
Progress Energy | 20 |  |  | 17 |  |  | 31 |
Duke Energy Progress | 14 |  |  | 12 |  |  | 28 |
Duke Energy Florida | 6 |  |  | 5 |  |  | 3 |
Duke Energy Ohio | 20 |  |  | 26 |  |  | 22 |
Duke Energy Indiana(a) | (17) |  |  | 10 |  |  | 26 |
Piedmont | 9 |  |  | 8 |  |  | 26 |
(a) Duke Energy Indiana is primarily compromised of ($24 million) of PISCC amortization, which is partially offset by $7 million of the debt component of AFUDC.

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- Definition Tabular disclosure of public utility physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, deprecation expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84167750&loc=d3e42232-110370 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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