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Consolidated Statements of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net income | $ 3,579 | $ 1,082 | $ 3,571
Net (loss) income attributable to Duke Energy | 3,908 | 1,377 | 3,748
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, amortization and accretion (including amortization of nuclear fuel) | 5,663 | 5,486 | 5,176
Equity in (earnings) losses of unconsolidated affiliates | (28) | 2,005 | (162)
Equity component of AFUDC | (171) | (154) | (139)
Impairment of assets and other charges | 356 | 984 | (8)
Deferred income taxes | 191 | 54 | 806
Payments for asset retirement obligations | (540) | (610) | (746)
Provision for rate refunds | (70) | (22) | 60
Refund of AMT credit carryforwards |  | 572 | 573
(Increase) decrease in |  |  |
Net realized and unrealized mark-to-market and hedging transactions | 50 | 63 | (48)
Receivables | (297) | (56) | 78
Inventory | (34) | 66 | (122)
Other current assets | (1,136) | 205 | 10
Increase (decrease) in |  |  |
Accounts payable | 249 | (21) | (164)
Taxes accrued | 284 | 117 | (224)
Other current liabilities | (13) | (65) | 172
Other assets | 112 | (408) | (555)
Other liabilities | 95 | (442) | (69)
Net cash provided by (used in) operating activities | 8,290 | 8,856 | 8,209
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (9,715) | (9,907) | (11,122)
Contributions to equity method investments | (81) | (370) | (324)
Return of investment capital | 44 | 133 | 11
Purchases of debt and equity securities | (6,098) | (8,011) | (3,348)
Proceeds from sales and maturities of debt and equity securities | 6,103 | 7,949 | 3,343
Disbursements to canceled equity method investments | (855) |  |
Other | (333) | (398) | (517)
Net cash used in investing activities | (10,935) | (10,604) | (11,957)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of long-term debt | 9,052 | 6,330 | 7,091
Net proceeds from Issuance of Preferred Stock and Preference Stock |  |  | 1,962
Proceeds from the issuance of common stock | 5 | 2,745 | 384
Payments for the redemption of long-term debt | (5,294) | (4,506) | (3,476)
Proceeds from the issuance of short-term debt with original maturities greater than 90 days | 332 | 3,009 | 397
Payments for the redemption of short-term debt with original maturities greater than 90 days | (997) | (2,147) | (479)
Notes payable and commercial paper | 1,144 | (1,181) | (298)
Contributions from noncontrolling interests | 1,575 | 426 | 843
Dividends paid | (3,114) | (2,812) | (2,668)
Other | (94) | (133) | (26)
Net cash provided by financing activities | 2,609 | 1,731 | 3,730
Net decrease in cash, cash equivalents and restricted cash | (36) | (17) | (18)
Cash, cash equivalents and restricted cash at beginning of period | 556 | 573 | 591
Cash, cash equivalents and restricted cash at end of period | 520 | 556 | 573
Cash, cash equivalents and restricted cash at beginning of period | 259 |  |
Cash, cash equivalents and restricted cash at end of period | 343 | 259 |
Supplemental Disclosures: |  |  |
Cash paid for interest, net of amount capitalized | 2,248 | 2,186 | 2,195
Cash received from income taxes | (3) | (585) | (651)
Significant non-cash transactions: |  |  |
Accrued capital expenditures | 1,325 | 1,116 | 1,356
Non-cash dividends |  | 110 | 108
Duke Energy Carolinas |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net (loss) income attributable to Duke Energy | 1,336 | 956 | 1,403
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, amortization and accretion (including amortization of nuclear fuel) | 1,743 | 1,731 | 1,671
Equity component of AFUDC | (65) | (62) | (42)
Impairment of assets and other charges | 227 | 476 | 17
Deferred income taxes | (213) | (260) | 133
Payments for asset retirement obligations | (182) | (162) | (278)
Provision for rate refunds | (46) | (5) | 36
(Increase) decrease in |  |  |
Net realized and unrealized mark-to-market and hedging transactions |  | (4) | (8)
Receivables | (99) | 52 | (21)
Receivables from affiliated companies | (66) | (10) | 68
Inventory | (16) | (14) | (48)
Other current assets | (309) | 209 | (73)
Increase (decrease) in |  |  |
Accounts payable | 5 | 55 | (50)
Accounts payable to affiliated companies | 85 | (11) | (20)
Taxes accrued | 206 | 30 | (127)
Other current liabilities | (39) | (56) | 127
Other assets | 21 | (102) | (42)
Other liabilities | 116 | (47) | (37)
Net cash provided by (used in) operating activities | 2,704 | 2,776 | 2,709
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (2,693) | (2,669) | (2,714)
Purchases of debt and equity securities | (3,425) | (1,602) | (1,658)
Proceeds from sales and maturities of debt and equity securities | 3,425 | 1,602 | 1,658
Other | (177) | (164) | (204)
Net cash used in investing activities | (2,870) | (2,833) | (2,918)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of long-term debt | 1,651 | 998 | 886
Payments for the redemption of long-term debt | (617) | (813) | (6)
Notes payable to affiliated companies | (280) | 477 | (410)
Distributions to parent | (600) | (600) | (275)
Other | (1) | (2) | (1)
Net cash provided by financing activities | 153 | 60 | 194
Net decrease in cash, cash equivalents and restricted cash | (13) | 3 | (15)
Cash, cash equivalents and restricted cash at beginning of period | 21 | 18 | 33
Cash, cash equivalents and restricted cash at end of period | 8 | 21 | 18
Cash, cash equivalents and restricted cash at beginning of period | 21 |  |
Cash, cash equivalents and restricted cash at end of period | 7 | 21 |
Supplemental Disclosures: |  |  |
Cash paid for interest, net of amount capitalized | 508 | 481 | 433
Cash received from income taxes | 233 | 321 | 122
Significant non-cash transactions: |  |  |
Accrued capital expenditures | 359 | 365 | 347
Progress Energy |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net income | 1,599 | 1,046 | 1,327
Net (loss) income attributable to Duke Energy | 1,598 | 1,045 | 1,327
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, amortization and accretion (including amortization of nuclear fuel) | 2,302 | 2,327 | 2,207
Equity component of AFUDC | (51) | (42) | (66)
Impairment of assets and other charges | 82 | 495 | (24)
Deferred income taxes | 247 | (197) | 433
Payments for asset retirement obligations | (288) | (384) | (412)
Provision for rate refunds | (36) | 2 | 15
(Increase) decrease in |  |  |
Net realized and unrealized mark-to-market and hedging transactions | 51 | (9) | (34)
Receivables | (97) | (69) | 47
Receivables from affiliated companies | 18 | (81) | 81
Inventory | (26) | 49 | 62
Other current assets | (551) | 223 | 184
Increase (decrease) in |  |  |
Accounts payable | 59 | (62) | (4)
Accounts payable to affiliated companies | 217 | (21) | (50)
Taxes accrued | 13 | 75 | (74)
Other current liabilities | (32) | 139 | 25
Other assets | (110) | (137) | (341)
Other liabilities | (99) | (177) | (167)
Net cash provided by (used in) operating activities | 3,298 | 3,177 | 3,209
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (3,668) | (3,488) | (3,952)
Purchases of debt and equity securities | (2,233) | (5,998) | (1,511)
Proceeds from sales and maturities of debt and equity securities | 2,322 | 6,010 | 1,504
Notes receivable from affiliated companies |  | 164 | (164)
Other | (156) | (160) | (190)
Net cash used in investing activities | (3,735) | (3,472) | (4,313)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of long-term debt | 3,095 | 1,791 | 2,187
Payments for the redemption of long-term debt | (1,883) | (2,157) | (1,667)
Notes payable to affiliated companies | (160) | 1,148 | 586
Dividends to parent | (700) | (400) |
Other | (2) | (13) | 12
Net cash provided by financing activities | 350 | 369 | 1,118
Net decrease in cash, cash equivalents and restricted cash | (87) | 74 | 14
Cash, cash equivalents and restricted cash at beginning of period | 200 | 126 | 112
Cash, cash equivalents and restricted cash at end of period | 113 | 200 | 126
Cash, cash equivalents and restricted cash at beginning of period | 59 |  |
Cash, cash equivalents and restricted cash at end of period | 70 | 59 |
Supplemental Disclosures: |  |  |
Cash paid for interest, net of amount capitalized | 813 | 819 | 892
Cash received from income taxes | 14 | 149 | (79)
Significant non-cash transactions: |  |  |
Accrued capital expenditures | 501 | 363 | 447
Duke Energy Progress |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net (loss) income attributable to Duke Energy | 991 | 415 | 805
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, amortization and accretion (including amortization of nuclear fuel) | 1,286 | 1,299 | 1,329
Equity component of AFUDC | (34) | (29) | (60)
Impairment of assets and other charges | 63 | 499 | 12
Deferred income taxes | (46) | (234) | 197
Payments for asset retirement obligations | (187) | (304) | (390)
Provision for rate refunds | (36) | 2 | 12
(Increase) decrease in |  |  |
Net realized and unrealized mark-to-market and hedging transactions | 48 | 1 | (6)
Receivables | (52) | (4) | 21
Receivables from affiliated companies | (33) | 2 | (29)
Inventory | (11) | 23 | 20
Other current assets | (147) | 98 | 101
Increase (decrease) in |  |  |
Accounts payable | 12 | (127) | 32
Accounts payable to affiliated companies | 95 | 12 | (75)
Taxes accrued | 83 | 68 | (46)
Other current liabilities | (23) | 157 | 68
Other assets | (37) | (215) | (205)
Other liabilities | (16) | 3 | 37
Net cash provided by (used in) operating activities | 1,956 | 1,666 | 1,823
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (1,746) | (1,581) | (2,108)
Purchases of debt and equity securities | (1,931) | (1,555) | (842)
Proceeds from sales and maturities of debt and equity securities | 1,914 | 1,516 | 810
Other | (20) | (57) | (119)
Net cash used in investing activities | (1,783) | (1,677) | (2,259)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of long-term debt | 1,959 | 1,296 | 1,269
Payments for the redemption of long-term debt | (1,308) | (1,085) | (605)
Notes payable to affiliated companies | (123) | 229 | (228)
Distributions to parent | (700) | (400) |
Other | (1) | (12) | (1)
Net cash provided by financing activities | (173) | 28 | 435
Net decrease in cash, cash equivalents and restricted cash |  | 17 | (1)
Cash, cash equivalents and restricted cash at beginning of period | 39 | 22 | 23
Cash, cash equivalents and restricted cash at end of period | 39 | 39 | 22
Cash, cash equivalents and restricted cash at beginning of period | 39 |  |
Cash, cash equivalents and restricted cash at end of period | 35 | 39 |
Supplemental Disclosures: |  |  |
Cash paid for interest, net of amount capitalized | 335 | 301 | 331
Cash received from income taxes | 83 | 123 | (30)
Significant non-cash transactions: |  |  |
Accrued capital expenditures | 163 | 149 | 175
Duke Energy Florida |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net (loss) income attributable to Duke Energy | 738 | 771 | 692
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, amortization and accretion (including amortization of nuclear fuel) | 1,011 | 1,019 | 869
Equity component of AFUDC | (16) | (12) | (6)
Impairment of assets and other charges | 19 | (4) | (36)
Deferred income taxes | 279 | 27 | 180
Payments for asset retirement obligations | (101) | (80) | (22)
(Increase) decrease in |  |  |
Net realized and unrealized mark-to-market and hedging transactions |  | (14) | (33)
Receivables | (45) | (64) | 26
Receivables from affiliated companies | (13) | (3) | 17
Inventory | (15) | 26 | 42
Other current assets | (451) | 40 | 156
Increase (decrease) in |  |  |
Accounts payable | 47 | 66 | (36)
Accounts payable to affiliated companies | 124 | (46) | 40
Taxes accrued | (30) | 39 | (31)
Other current liabilities | (7) | (7) | (36)
Other assets | (69) | 84 | (131)
Other liabilities | (69) | (181) | (213)
Net cash provided by (used in) operating activities | 1,402 | 1,661 | 1,478
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (1,923) | (1,907) | (1,844)
Purchases of debt and equity securities | (302) | (4,443) | (669)
Proceeds from sales and maturities of debt and equity securities | 408 | 4,495 | 695
Notes receivable from affiliated companies |  | 173 | (173)
Other | (136) | (103) | (67)
Net cash used in investing activities | (1,953) | (1,785) | (2,058)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of long-term debt | 1,135 | 495 | 918
Payments for the redemption of long-term debt | (575) | (572) | (262)
Notes payable to affiliated companies | 3 | 196 | (108)
Other |  | (1) | 13
Net cash provided by financing activities | 563 | 118 | 561
Net decrease in cash, cash equivalents and restricted cash | 12 | (6) | (19)
Cash, cash equivalents and restricted cash at beginning of period | 50 | 56 | 75
Cash, cash equivalents and restricted cash at end of period | 62 | 50 | 56
Cash, cash equivalents and restricted cash at beginning of period | 11 |  |
Cash, cash equivalents and restricted cash at end of period | 23 | 11 |
Supplemental Disclosures: |  |  |
Cash paid for interest, net of amount capitalized | 308 | 321 | 332
Cash received from income taxes | (15) | 138 | 1
Significant non-cash transactions: |  |  |
Accrued capital expenditures | 337 | 214 | 272
Duke Energy Ohio |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net (loss) income attributable to Duke Energy | 204 | 252 | 238
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, amortization and accretion (including amortization of nuclear fuel) | 311 | 283 | 269
Equity component of AFUDC | (7) | (7) | (13)
Impairment of assets and other charges | 25 |  |
Deferred income taxes | 42 | 31 | 81
Payments for asset retirement obligations | (2) | (2) | (8)
Provision for rate refunds | 16 | 14 | 7
(Increase) decrease in |  |  |
Receivables | 6 | (13) | 20
Receivables from affiliated companies | (25) | 9 | 22
Inventory | (6) | 25 | (9)
Other current assets | (60) | (18) | (5)
Increase (decrease) in |  |  |
Accounts payable | 38 | 2 | (17)
Accounts payable to affiliated companies | (4) |  | (10)
Taxes accrued | 26 | 30 | 17
Other current liabilities | 11 | 3 | 1
Other assets | (43) | (32) | (26)
Other liabilities | 27 | (2) | (41)
Net cash provided by (used in) operating activities | 559 | 575 | 526
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (848) | (834) | (952)
Notes receivable from affiliated companies | (10) | (19) |
Other | (60) | (48) | (68)
Net cash used in investing activities | (918) | (901) | (1,020)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of long-term debt | 150 | 467 | 1,003
Payments for the redemption of long-term debt | (50) |  | (551)
Notes payable to affiliated companies | (67) | (144) | 38
Contribution from parent | 325 |  |
Net cash provided by financing activities | 358 | 323 | 490
Net (decrease) increase in cash, cash equivalents and restricted cash | (1) | (3) | (4)
Cash, cash equivalents and restricted cash at beginning of period | 14 | 17 | 21
Cash, cash equivalents and restricted cash at end of period | 13 | 14 | 17
Supplemental Disclosures: |  |  |
Cash paid for interest, net of amount capitalized | 107 | 97 | 97
Cash received from income taxes | 9 |  | (37)
Significant non-cash transactions: |  |  |
Accrued capital expenditures | 135 | 104 | 109
Duke Energy Indiana |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net (loss) income attributable to Duke Energy | 481 | 408 | 436
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, amortization and accretion (including amortization of nuclear fuel) | 619 | 572 | 531
Equity component of AFUDC | (27) | (23) | (18)
Impairment of assets and other charges | 9 |  |
Deferred income taxes | 34 | 29 | 156
Payments for asset retirement obligations | (67) | (63) | (48)
(Increase) decrease in |  |  |
Receivables | (33) | 8 | (8)
Receivables from affiliated companies |  |  | 41
Inventory | 55 | 44 | (95)
Other current assets | (181) | (3) | 76
Increase (decrease) in |  |  |
Accounts payable | 76 | (12) | (10)
Accounts payable to affiliated companies | 8 | 1 | 4
Taxes accrued | 12 | 13 | (25)
Other current liabilities | 13 | 6 | 15
Other assets | 20 | (68) | (74)
Other liabilities | (15) | 26 | 16
Net cash provided by (used in) operating activities | 1,004 | 938 | 997
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (818) | (888) | (876)
Purchases of debt and equity securities | (142) | (37) | (26)
Proceeds from sales and maturities of debt and equity securities | 65 | 22 | 20
Notes receivable from affiliated companies | (120) | (33) |
Other | 36 | 48 | (49)
Net cash used in investing activities | (979) | (888) | (931)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of long-term debt | 300 | 544 | 485
Payments for the redemption of long-term debt | (70) | (513) | (213)
Notes payable to affiliated companies | (131) | 101 | (137)
Distributions to parent | (125) | (200) | (200)
Net cash provided by financing activities | (26) | (68) | (65)
Net (decrease) increase in cash, cash equivalents and restricted cash | (1) | (18) | 1
Cash, cash equivalents and restricted cash at beginning of period | 7 | 25 | 24
Cash, cash equivalents and restricted cash at end of period | 6 | 7 | 25
Supplemental Disclosures: |  |  |
Cash paid for interest, net of amount capitalized | 194 | 164 | 150
Cash received from income taxes | 56 | 36 | (6)
Significant non-cash transactions: |  |  |
Accrued capital expenditures | 118 | 101 | 102
Piedmont |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net (loss) income attributable to Duke Energy | 310 | 273 | 202
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, amortization and accretion (including amortization of nuclear fuel) | 216 | 182 | 174
Equity in (earnings) losses of unconsolidated affiliates | (9) | (9) | (8)
Equity component of AFUDC | (20) | (19) |
Impairment of assets and other charges | 10 | 7 |
Deferred income taxes | 4 | 53 | 136
Provision for rate refunds | (4) | (33) | 2
(Increase) decrease in |  |  |
Receivables | (77) | 10 | 28
Receivables from affiliated companies | (1) |  | 12
Inventory | (40) | 3 | (2)
Other current assets | 33 | (66) | (25)
Increase (decrease) in |  |  |
Accounts payable | (25) | 16 | (7)
Accounts payable to affiliated companies | (39) | 76 | (35)
Taxes accrued | 37 | 3 | (60)
Other current liabilities | (26) | (11) | 1
Other assets | 26 | (11) | 1
Other liabilities | (4) | 7 | (10)
Net cash provided by (used in) operating activities | 391 | 481 | 409
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (850) | (901) | (1,053)
Contributions to equity method investments | (9) |  | (16)
Return of investment capital | 2 | 2 | 4
Other | (31) | (28) | (14)
Net cash used in investing activities | (890) | (929) | (1,083)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of long-term debt | 347 | 394 | 596
Payments for the redemption of long-term debt | (160) |  | (350)
Notes payable to affiliated companies | (13) | 54 | 278
Contribution from parent | 325 |  | 150
Net cash provided by financing activities | 499 | 448 | 674
Supplemental Disclosures: |  |  |
Cash paid for interest, net of amount capitalized | 114 | 115 | 84
Cash received from income taxes | (13) | (36) | (31)
Significant non-cash transactions: |  |  |
Accrued capital expenditures | $ 97 | $ 106 | $ 109

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