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Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2025

Payables and Accruals [Abstract]

Schedule of Accounts Payable and Accrued Liabilities

Accounts payable and accrued expenses consisted of the following:

			December 31,
			2025						2024
			(Dollars in millions)
Trade accounts payable			$	205.0					$	228.4
Accrued payroll and related benefits			187.6						176.8
Other accrued expenses			143.6						130.1
Asset retirement obligations			62.1						55.9
Accrued production and sales taxes			53.4						56.7
Accrued royalties			50.8						50.7
Operating lease liabilities			36.0						32.4
Accrued insurance			27.2						29.8
Safeguard liability			20.2						10.2
Accrued litigation reserve			19.2						10.0
Workers’ compensation obligations			12.0						11.3
Accrued interest			4.4						4.7
Liabilities associated with discontinued operations			3.5						4.0
Income taxes payable			2.0						10.7
Accounts payable and accrued expenses			$	827.0					$	811.7

Other Noncurrent Liabilities

Other noncurrent liabilities consisted of the following:

			December 31,
			2025						2024
			(Dollars in millions)
Accrued production and sales taxes			$	42.8					$	47.9
Workers’ compensation obligations			29.5						26.6
Accrued payroll and related benefits			21.1						35.7
Take-or-pay contracts			17.6						16.4
Safeguard liability			9.9						5.0
Other accrued expenses			9.8						16.2
Pension obligations			8.0						12.8
Liabilities associated with discontinued operations			7.1						8.7
Other noncurrent liabilities			$	145.8					$	169.3

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- Definition

Tabular disclosure of other noncurrent liabilities.

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- Definition

Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses.

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No definition available.

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