Segment Information (Tables)

9 Months Ended

Sep. 30, 2025

Segment Reporting [Abstract]

Schedule of Segment Reporting Information by Segment

The following table presents information about our reportable segments:

	Three Months Ended September 30,
	2025								2024
(in millions)	Regulated		Unregulated		Other Businesses and Eliminations (1)		Total		Regulated		Unregulated		Other Businesses and Eliminations (1)		Total
Operating revenues, unaffiliated customers	$	145.8	$	33.8	$	—	$	179.6	$	130.2	$	30.0	$	—	$	160.2
Intersegment revenues (2)	0.6		6.9		(7.5)		—		0.4		5.6		(6.0)		—
	146.4		40.7		(7.5)		179.6		130.6		35.6		(6.0)		160.2
Less:
Natural gas, propane and electric costs	31.7		18.3		(7.6)		42.4		28.4		15.8		(6.0)		38.2
Operations and maintenance expenses	39.7		19.9		0.1		59.7		37.6		17.0		—		54.6
Depreciation and amortization	18.2		5.1		—		23.3		12.3		4.5		—		16.8
Other segment items (3)	7.9		1.3		—		9.2		8.3		1.4		—		9.7
Segment operating income	$	48.9	$	(3.9)	$	—	$	45.0	$	44.0	$	(3.1)	$	—	$	40.9
Other income, net							0.2								0.5
Interest charges							18.2								17.1
Income before income taxes							27.0								24.3
Income taxes							7.6								6.8
Net Income							$	19.4							$	17.5
Capital expenditures	$	108.1	$	9.6	$	5.1	$	122.8	$	89.0	$	8.3	$	—	$	97.3

(1) Other revenues and other operating income (loss) amounts are attributable to eliminations and unregulated subsidiaries that own real estate leased to the Company.

(2) All significant intersegment revenues are billed at market rates and have been eliminated from consolidated revenues.

(3) Other segment items for each reportable segment include: Regulated - Other taxes and transaction and transition costs related to the integration of FCG; Unregulated - Other taxes.

	Nine Months Ended September 30,
	2025								2024
(in millions)	Regulated		Unregulated		Other Businesses and Eliminations (1)		Total		Regulated		Unregulated		Other Businesses and Eliminations (1)		Total
Operating revenues, unaffiliated customers	$	496.4	$	174.7	$	—	$	671.1	$	425.1	$	147.1	$	—	$	572.2
Intersegment revenues (2)	1.4		20.6		(22.0)		—		4.6		13.0		(17.6)		—
	497.8		195.3		(22.0)		671.1		429.7		160.1		(17.6)		572.2
Less:
Natural gas, propane and electric costs	137.3		93.4		(22.0)		208.7		105.7		70.9		(17.5)		159.1
Operations and maintenance expenses	122.1		61.9		—		184.0		115.9		54.2		(0.1)		170.0
Depreciation and amortization	52.6		15.1		—		67.7		39.5		12.2		—		51.7
Other segment items (3)	24.6		4.0		—		28.6		26.0		4.1		—		30.1
Segment operating income	$	161.2	$	20.9	$	—	182.1		$	142.6	$	18.7	$	—	161.3
Other income, net							1.2								1.7
Interest charges							54.1								50.9
Income before income taxes							129.2								112.1
Income taxes							35.0								30.2
Net Income							$	94.2							$	81.9
Capital expenditures	$	295.7	$	32.1	$	7.8	$	335.6	$	230.9	$	24.6	$	1.3	$	256.8

(1) Other revenues and other operating income (loss) amounts are attributable to eliminations and unregulated subsidiaries that own real estate leased to the Company.

(2) All significant intersegment revenues are billed at market rates and have been eliminated from consolidated revenues.

(3) Other segment items for each reportable segment include: Regulated - Other taxes and transaction and transition costs related to the integration of FCG; Unregulated - Other taxes.

(in millions)	September 30, 2025		December 31, 2024
Identifiable Assets
Regulated Energy segment	$	3,325.0	$	3,042.9
Unregulated Energy segment	470.2		486.4
Other Businesses and Eliminations	66.2		47.7
Total Identifiable Assets	$	3,861.4	$	3,577.0