Revenue (Tables)

6 Months Ended

Jun. 30, 2025

Disaggregation of Revenue [Table Text Block]

The following table presents our revenue from contracts with customers and other revenue by segment for the three and six months ended June 30, 2025 and 2024:

$ in millions	Utility		Other		Adjustments and Eliminations		Total
	Three Months Ended June 30, 2025
Retail revenue
Retail revenue from contracts with customers
Residential revenue	$	105.7	$	—	$	—	$	105.7
Commercial revenue	44.0		—		—		44.0
Industrial revenue	18.1		—		—		18.1

$ in millions	Utility		Other		Adjustments and Eliminations		Total
Governmental revenue	7.2		—		—		7.2
Other (a)	2.7		—		—		2.7
Total retail revenue from contracts with customers	177.7		—		—		177.7
Wholesale revenue
Wholesale revenue from contracts with customers	5.3		—		(0.3)		5.0
RTO ancillary revenue	39.2		0.1		—		39.3
Capacity revenue	0.8		—		—		0.8
Miscellaneous revenue
Miscellaneous revenue from contracts with customers (b)	—		2.4		—		2.4
Other miscellaneous revenue	4.6		1.2		(1.1)		4.7
Total revenue	$	227.6	$	3.7	$	(1.4)	$	229.9
	Three Months Ended June 30, 2024
Retail revenue
Retail revenue from contracts with customers
Residential revenue	$	101.9	$	—	$	—	$	101.9
Commercial revenue	39.4		—		—		39.4
Industrial revenue	16.0		—		—		16.0
Governmental revenue	6.3		—		—		6.3
Other (a)	3.3		—		—		3.3
Total retail revenue from contracts with customers	166.9		—		—		166.9
Other retail revenue	—		—		—		—
Wholesale revenue
Wholesale revenue from contracts with customers	2.8		—		(0.3)		2.5
RTO ancillary revenue	34.2		—		—		34.2
Capacity revenue	0.3		—		—		0.3
Miscellaneous revenue
Miscellaneous revenue from contracts with customers (b)	—		2.5		—		2.5
Other miscellaneous revenue	2.7		1.3		(1.2)		2.8
Total revenue	$	206.9	$	3.8	$	(1.5)	$	209.2
	Six months ended June 30, 2025
Retail revenue
Retail revenue from contracts with customers
Residential revenue	$	242.4	$	—	$	—	$	242.4
Commercial revenue	83.8		—		—		83.8
Industrial revenue	33.8		—		—		33.8
Governmental revenue	14.2		—		—		14.2
Other (a)	5.0		—		—		5.0
Total retail revenue from contracts with customers	379.2		—		—		379.2
Wholesale revenue
Wholesale revenue from contracts with customers	14.5		—		(0.6)		13.9
RTO ancillary revenue	76.8		0.1		—		76.9
Capacity revenue	1.1		—		—		1.1
Miscellaneous revenue
Miscellaneous revenue from contracts with customers (b)	—		4.9		—		4.9
Other miscellaneous revenue	8.1		2.4		(2.3)		8.2
Total revenue	$	479.7	$	7.4	$	(2.9)	$	484.2

$ in millions	Utility		Other		Adjustments and Eliminations		Total
	Six months ended June 30, 2024
Retail revenue
Retail revenue from contracts with customers
Residential revenue	$	226.2	$	—	$	—	$	226.2
Commercial revenue	78.6		—		—		78.6
Industrial revenue	32.7		—		—		32.7
Governmental revenue	12.1		—		—		12.1
Other (a)	6.3		—		—		6.3
Total retail revenue from contracts with customers	355.9		—		—		355.9
Wholesale revenue
Wholesale revenue from contracts with customers	7.8		—		(0.5)		7.3
RTO ancillary revenue	62.0		—		—		62.0
Capacity revenue	0.4		—		—		0.4
Miscellaneous revenue
Miscellaneous revenue from contracts with customers (b)	—		4.8		—		4.8
Other miscellaneous revenue	5.1		2.5		(2.4)		5.2
Total revenue	$	431.2	$	7.3	$	(2.9)	$	435.6

(a)    "Other" primarily includes operation and maintenance service revenue, billing service fees from CRES providers and other miscellaneous retail revenue from contracts with customers.

(b)    Miscellaneous revenue from contracts with customers primarily includes revenue for various services provided by Miami Valley Lighting.