Condensed Consolidated Balance Sheets - Duke Energy Progress (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Allowance for doubtful accounts - receivables	$ 102	$ 55
Regulatory assets	3,082	3,648
Current Assets: Other	359	431
Regulatory assets	13,636	13,618
Current maturities of long-term debt	2,274	2,800
Long-Term Debt	74,979	72,452
Other	1,352	1,393
Variable Interest Entity
Allowance for doubtful accounts - receivables of VIEs	102	150
Regulatory assets	110	110
Current Assets: Other	44	90
Regulatory assets	1,616	1,642
Current maturities of long-term debt	929	428
Long-Term Debt	2,134	3,000
Other	42	35
Duke Energy Progress
Allowance for doubtful accounts - receivables	9	8
Regulatory assets	834	942
Current Assets: Other	58	72
Regulatory assets	4,631	4,546
Current maturities of long-term debt	73	72
Long-Term Debt	11,955	11,492
Other	93	102
Duke Energy Progress | Variable Interest Entity
Allowance for doubtful accounts - receivables of VIEs	38	36
Regulatory assets	39	39
Current Assets: Other	18	31
Regulatory assets	633	643
Current maturities of long-term debt	34	34
Long-Term Debt	1,062	1,079
Other	$ 13	$ 12