XML 231 R176.htm IDEA: XBRL DOCUMENT v3.24.0.1
Revenue (Disaggregation of Revenue) (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2023
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Dec. 31, 2022
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 $ 28,674 $ 28,675 $ 24,486
Other revenue sources                 386 93 135
Total operating revenues $ 7,212 $ 7,994 $ 6,578 $ 7,276 $ 7,351 $ 7,842 $ 6,564 $ 7,011 29,060 28,768 24,621
Electric Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 26,546 25,888 22,474
Total operating revenues                 26,846 25,990 22,570
Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 12,098 11,377 10,097
Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 7,895 7,356 6,375
Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 3,416 3,504 2,924
Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 2,175 2,856 2,199
Electric Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 962 795 879
Gas Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 2,091 2,757 1,983
Total operating revenues                 2,177 2,748 2,022
Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,226 1,462 1,131
Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Commercial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 605 765 561
Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 141 170 158
Gas Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 119 360 133
Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 37 30 29
Duke Energy Carolinas                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 8,223 7,855 7,145
Other revenue sources                 65 2 (43)
Total operating revenues                 8,288 7,857 7,102
Duke Energy Carolinas | Electric Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 8,223 7,855 7,145
Duke Energy Carolinas | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 3,409 3,275 3,054
Duke Energy Carolinas | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 2,670 2,396 2,210
Duke Energy Carolinas | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,334 1,251 1,145
Duke Energy Carolinas | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 492 561 472
Duke Energy Carolinas | Electric Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 318 372 264
Progress Energy                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 13,355 13,082 10,962
Other revenue sources                 189 43 95
Total operating revenues                 13,544 13,125 11,057
Progress Energy | Electric Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 13,355 13,082 10,962
Progress Energy | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 6,510 5,812 5,084
Progress Energy | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 3,762 3,396 2,883
Progress Energy | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,105 1,095 894
Progress Energy | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,388 1,785 1,385
Progress Energy | Electric Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 590 994 716
Duke Energy Progress                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 6,426 6,742 5,719
Other revenue sources                 62 11 61
Total operating revenues                 6,488 6,753 5,780
Duke Energy Progress | Electric Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 6,426 6,742 5,719
Duke Energy Progress | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 2,540 2,378 2,156
Duke Energy Progress | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,588 1,480 1,378
Duke Energy Progress | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 733 770 634
Duke Energy Progress | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,240 1,346 1,164
Duke Energy Progress | Electric Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 325 768 387
Duke Energy Florida                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 6,929 6,340 5,243
Other revenue sources                 107 13 16
Total operating revenues                 7,036 6,353 5,259
Duke Energy Florida | Electric Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 6,929 6,340 5,243
Duke Energy Florida | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 3,970 3,434 2,928
Duke Energy Florida | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 2,174 1,916 1,505
Duke Energy Florida | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 372 325 260
Duke Energy Florida | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 148 439 221
Duke Energy Florida | Electric Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 265 226 329
Duke Energy Ohio                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 2,468 2,486 2,026
Other revenue sources                 39 28 11
Total operating revenues                 2,507 2,514 2,037
Duke Energy Ohio | Electric Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,829 1,769 1,481
Duke Energy Ohio | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 947 862 767
Duke Energy Ohio | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 552 517 440
Duke Energy Ohio | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 191 202 135
Duke Energy Ohio | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 46 127 56
Duke Energy Ohio | Electric Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 93 61 83
Duke Energy Ohio | Gas Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 639 717 545
Duke Energy Ohio | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 435 488 354
Duke Energy Ohio | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Commercial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 154 180 143
Duke Energy Ohio | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 26 24 20
Duke Energy Ohio | Gas Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 24 25 28
Duke Energy Indiana                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 3,335 3,837 3,134
Other revenue sources                 64 85 40
Total operating revenues                 3,399 3,922 3,174
Duke Energy Indiana | Electric Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 3,335 3,837 3,134
Duke Energy Indiana | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,233 1,430 1,188
Duke Energy Indiana | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 911 1,049 825
Duke Energy Indiana | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 786 956 750
Duke Energy Indiana | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 248 383 285
Duke Energy Indiana | Electric Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 157 19 86
Piedmont                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,483 2,068 1,469
Other revenue sources                 145 56 100
Total operating revenues                 1,628 2,124 1,569
Piedmont | Gas Utilities and Infrastructure                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 1,483 2,068 1,469
Piedmont | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Residential                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 792 974 777
Piedmont | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Commercial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 450 585 418
Piedmont | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Industrial                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 115 144 137
Piedmont | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Power Generation                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 31 94 92
Piedmont | Gas Utilities and Infrastructure | Other                      
Disaggregation of Revenue [Line Items]                      
Total revenue from contracts with customers                 $ 95 $ 271 $ 45