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Selected Balance Sheet Information (Tables)

9 Months Ended

Sep. 30, 2025

Selected Balance Sheet Information [Abstract]

Account Receivable Schedule

Following is a summary of Accounts receivable, net included in the accompanying Consolidated Balance Sheets as of:

	September 30, 2025			December 31, 2024
	(in millions)
Billed Accounts Receivable	$	173.7		$	201.5
Unbilled Revenue		79.8			151.8
Less: Allowance for Credit Losses		(2.1	)		(2.1	)
Account Receivable, net	$	251.4		$	351.2

Financing Receivable, Current, Allowance for Credit Loss

Changes to allowance for credit losses for the nine months ended September 30, 2025 and 2024, respectively, were as follows:

	Balance at Beginning of Year			Additions Charged to Costs and Expenses			Recoveries and Other Additions			Write-offs and Other Deductions			Balance at September 30,
	(in millions)
2025	$	2.1		$	5.8		$	2.4		$	(8.2	)	$	2.1
2024	$	2.2		$	4.0		$	2.8		$	(7.6	)	$	1.4

Materials, Supplies and Fuel

The following amounts by major classification are included in Materials, supplies, and fuel on the accompanying Consolidated Balance Sheets as of:

	September 30, 2025			December 31, 2024
	(in millions)
Materials and supplies	$	114.1		$	106.1
Fuel - Electric Utilities		6.7			7.5
Natural gas in storage		52.2			40.3
Total materials, supplies, and fuel	$	173.0		$	153.9

Schedule of Accrued Liabilities

The following amounts by major classification are included in Accrued liabilities on the accompanying Consolidated Balance Sheets as of:

	September 30, 2025			December 31, 2024
	(in millions)
Accrued employee compensation, benefits, and withholdings	$	84.1		$	85.5
Accrued property taxes		53.7			54.7
Customer deposits and prepayments		62.6			55.6
Accrued interest		56.0			56.4
Other (none of which is individually significant)		36.0			50.0
Total accrued liabilities	$	292.4		$	302.2

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Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.

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Tabular disclosure of allowance for credit loss of financing receivable, classified as current.

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Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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