Condensed Consolidated Balance Sheets - Progress Energy - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Current Assets
Cash and cash equivalents	$ 459	$ 253
Receivables of VIEs (net of allowance for doubtful accounts)	2,253	3,019
Receivables (net of allowance for doubtful accounts)	1,646	1,112
Inventory	4,281	4,292
Regulatory assets	3,082	3,648
Other (includes amounts related to VIEs)	359	431
Total current assets	12,091	12,769
Property, Plant and Equipment
Cost	173,926	171,353
Accumulated depreciation and amortization	(57,035)	(56,038)
Net property, plant and equipment	116,891	115,315
Other Noncurrent Assets
Goodwill	19,303	19,303
Regulatory assets	13,636	13,618
Nuclear decommissioning trust funds	10,775	10,143
Operating lease right-of-use assets, net	1,092	1,092
Other	4,072	3,964
Total other noncurrent assets	49,688	48,809
Total Assets	178,670	176,893
Current Liabilities
Accounts payable	3,364	4,228
Taxes accrued	708	816
Interest accrued	798	745
Current maturities of long-term debt	2,274	2,800
Asset retirement obligations	603	596
Regulatory liabilities	1,309	1,369
Other	2,084	2,319
Total current liabilities	15,546	17,283
Long-Term Debt (includes amounts related to VIEs)	74,979	72,452
Other Noncurrent Liabilities
Deferred income taxes	10,721	10,556
Asset retirement obligations	8,487	8,560
Regulatory liabilities	14,571	14,039
Operating lease liabilities	915	917
Accrued pension and other post-retirement benefit costs	473	485
Investment tax credits	862	864
Other	1,352	1,393
Total other noncurrent liabilities	37,507	36,971
Commitments and Contingencies
Equity
Common stock	1	1
Additional paid-in capital	44,937	44,920
Retained earnings	2,542	2,235
Accumulated other comprehensive income (loss)	109	(6)
Total Duke Energy Corporation stockholders' equity	49,551	49,112
Total Liabilities and Equity	178,670	176,893
Progress Energy
Current Assets
Cash and cash equivalents	49	59
Receivables of VIEs (net of allowance for doubtful accounts)	224	225
Receivables (net of allowance for doubtful accounts)	1,256	1,365
Inventory	1,987	1,901
Regulatory assets	1,359	1,661
Other (includes amounts related to VIEs)	122	134
Total current assets	5,000	5,435
Property, Plant and Equipment
Cost	68,755	67,644
Accumulated depreciation and amortization	(22,729)	(22,300)
Net property, plant and equipment	46,026	45,344
Other Noncurrent Assets
Goodwill	3,655	3,655
Regulatory assets	6,526	6,430
Nuclear decommissioning trust funds	4,697	4,457
Operating lease right-of-use assets, net	597	617
Other	1,221	1,156
Total other noncurrent assets	16,696	16,315
Total Assets	67,722	67,094
Current Liabilities
Accounts payable	1,174	1,374
Taxes accrued	201	259
Interest accrued	246	224
Current maturities of long-term debt	659	661
Asset retirement obligations	229	245
Regulatory liabilities	394	418
Other	788	860
Total current liabilities	5,059	5,548
Long-Term Debt (includes amounts related to VIEs)	23,389	22,948
Other Noncurrent Liabilities
Deferred income taxes	5,214	5,197
Asset retirement obligations	3,870	3,900
Regulatory liabilities	5,344	5,083
Operating lease liabilities	530	544
Accrued pension and other post-retirement benefit costs	263	266
Investment tax credits	370	371
Other	238	227
Total other noncurrent liabilities	15,829	15,588
Commitments and Contingencies
Equity
Common stock	0	0
Additional paid-in capital	11,830	11,830
Retained earnings	11,475	11,040
Accumulated other comprehensive income (loss)	(10)	(10)
Total Duke Energy Corporation stockholders' equity	23,295	22,860
Total Liabilities and Equity	67,722	67,094
Progress Energy | Affiliated Entity
Current Assets
Receivables of VIEs (net of allowance for doubtful accounts)	3	90
Current Liabilities
Accounts payable	548	464
Notes payable to affiliated companies	820	1,043
Long-Term Debt (includes amounts related to VIEs)	$ 150	$ 150