Accounts Payable and Accrued Expenses

12 Months Ended

Dec. 31, 2022

Payables and Accruals [Abstract]

Accounts Payable and Accrued Expenses

Accounts Payable and Accrued Expenses

Accounts payable and accrued expenses consisted of the following:

	December 31,
	2022		2021
	(Dollars in millions)
Trade accounts payable	$	240.7	$	201.7
Accrued payroll and related benefits	199.4		170.5
Other accrued expenses	148.0		161.3
Accrued royalties	88.4		51.4
Asset retirement obligations	84.2		65.0
Liabilities associated with discontinued operations	41.9		45.0
Income taxes payable	25.9		20.2
Accrued insurance	22.7		17.8
Accrued taxes other than income	20.0		78.8
Operating lease liabilities	16.8		16.4
Workers’ compensation obligations	9.3		8.5
Accrued interest	8.2		6.0
Liabilities from coal trading activities	—		29.5
Accounts payable and accrued expenses	$	905.5	$	872.1