Leases (Operating Lease Maturities) (Details) $ in Millions	Dec. 31, 2024 USD ($)
Lessee, Operating Lease, Liability, Payment, Due
2025	$ 256
2026	241
2027	191
2028	153
2029	120
Thereafter	458
Total operating lease payments	1,419
Less: Present value discount	(254)
Total operating lease liabilities	1,165
Duke Energy Carolinas
Lessee, Operating Lease, Liability, Payment, Due
2025	24
2026	21
2027	14
2028	11
2029	10
Thereafter	53
Total operating lease payments	133
Less: Present value discount	(26)
Total operating lease liabilities	107
Progress Energy
Lessee, Operating Lease, Liability, Payment, Due
2025	121
2026	124
2027	97
2028	82
2029	74
Thereafter	307
Total operating lease payments	805
Less: Present value discount	(151)
Total operating lease liabilities	654
Duke Energy Progress
Lessee, Operating Lease, Liability, Payment, Due
2025	55
2026	59
2027	60
2028	59
2029	52
Thereafter	156
Total operating lease payments	441
Less: Present value discount	(67)
Total operating lease liabilities	374
Duke Energy Florida
Lessee, Operating Lease, Liability, Payment, Due
2025	66
2026	65
2027	37
2028	23
2029	22
Thereafter	151
Total operating lease payments	364
Less: Present value discount	(84)
Total operating lease liabilities	280
Duke Energy Ohio
Lessee, Operating Lease, Liability, Payment, Due
2025	1
2026	1
2027	1
2028	1
2029	1
Thereafter	4
Total operating lease payments	9
Less: Present value discount	(2)
Total operating lease liabilities	7
Duke Energy Indiana
Lessee, Operating Lease, Liability, Payment, Due
2025	7
2026	7
2027	5
2028	3
2029	3
Thereafter	24
Total operating lease payments	49
Less: Present value discount	(10)
Total operating lease liabilities	39
Piedmont
Lessee, Operating Lease, Liability, Payment, Due
2025	5
2026	1
2027	1
2028	1
2029	0
Thereafter	0
Total operating lease payments	8
Less: Present value discount	0
Total operating lease liabilities	$ 8

Amount of lessee's undiscounted obligation for lease payment for operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-6

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-6

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Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

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