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Segment Information (Tables)

9 Months Ended

Sep. 30, 2025

Significant Segment Financial Data

The following table provides significant segment financial data for the three and nine months ended September 30, 2025 and September 30, 2024.

Three Months Ended September 30, 2025 (millions)		Electric				Gas				Total Reportable Segments				Other				Total
Total Operating Revenues		$	64.3			$	36.8			$	101.1			$	—			$	101.1
Energy Supply Costs			31.2				10.2				41.4				—				41.4
Operation and Maintenance			9.6				11.8				21.4				0.5				21.9
Depreciation and Amortization			8.0				14.2				22.2				—				22.2
Other Segment Expenses (Income)			4.0				4.4				8.4				(0.1	)			8.3
Interest Income			(0.9	)			(1.0	)			(1.9	)			0.1				(1.8	)
Interest Expense			3.8				6.4				10.2				0.5				10.7
Income Tax Expense (Benefit)			1.9				(2.7	)			(0.8	)			(0.5	)			(1.3	)
Net Income Attributable to Common Shares		$	6.7			$	(6.5	)		$	0.2			$	(0.5	)		$	(0.3	)
Capital Expenditures		$	15.6			$	39.0			$	54.6			$	—			$	54.6
Three Months Ended September 30, 2024 (millions)
Total Operating Revenues		$	62.5			$	30.4			$	92.9			$	—			$	92.9
Energy Supply Costs			32.8				7.1				39.9				—				39.9
Operation and Maintenance			9.1				10.5				19.6				0.7				20.3
Depreciation and Amortization			7.6				11.8				19.4				(0.3	)			19.1
Other Segment Expenses (Income)			3.4				3.8				7.2				0.3				7.5
Interest Income			(2.5	)			(1.3	)			(3.8	)			0.9				(2.9	)
Interest Expense			5.0				6.1				11.1				(0.8	)			10.3
Income Tax Expense (Benefit)			1.1				(2.4	)			(1.3	)			—				(1.3	)
Net Income Attributable to Common Shares		$	6.0			$	(5.2	)		$	0.8			$	(0.8	)		$	—
Capital Expenditures		$	13.9			$	41.6			$	55.5			$	1.9			$	57.4

Nine Months Ended September 30, 2025 (millions)		Electric				Gas				Total Reportable Segments				Other				Total
Total Operating Revenues		$	175.5			$	199.0			$	374.5			$	—			$	374.5
Energy Supply Costs			89.1				64.3				153.4				—				153.4
Operation and Maintenance			28.7				34.8				63.5				2.3				65.8
Depreciation and Amortization			23.7				42.0				65.7				—				65.7
Other Segment Expenses (Income)			9.4				13.1				22.5				(0.3	)			22.2
Interest Income			(2.5	)			(2.5	)			(5.0	)			0.1				(4.9	)
Interest Expense			11.0				18.5				29.5				2.7				32.2
Income Tax Expense (Benefit)			3.0				7.3				10.3				(1.4	)			8.9
Net Income Attributable to Common Shares		$	13.1			$	21.5			$	34.6			$	(3.4	)		$	31.2
Segment Assets		$	699.8			$	1,210.5			$	1,910.3			$	34.4			$	1,944.7
Capital Expenditures		$	52.8			$	74.6			$	127.4			$	—			$	127.4
Nine Months Ended September 30, 2024 (millions)
Total Operating Revenues		$	192.5			$	174.8			$	367.3			$	—			$	367.3
Energy Supply Costs			110.8				59.2				170.0				—				170.0
Operation and Maintenance			25.9				30.3				56.2				0.9				57.1
Depreciation and Amortization			21.7				33.5				55.2				—				55.2
Other Segment Expenses (Income)			9.7				13.1				22.8				(0.1	)			22.7
Interest Income			(4.2	)			(3.1	)			(7.3	)			—				(7.3	)
Interest Expense			11.4				17.7				29.1				0.3				29.4
Income Tax Expense (Benefit)			2.9				5.9				8.8				(0.1	)			8.7
Net Income Attributable to Common Shares		$	14.3			$	18.2			$	32.5			$	(1.0	)		$	31.5
Segment Assets		$	625.4			$	1,066.7			$	1,692.1			$	45.0			$	1,737.1
Capital Expenditures		$	34.3			$	76.3			$	110.6			$	3.7			$	114.3

X

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-25

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-22

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-30

+ Details

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Period Type:	duration