Accounts Payable and Accrued Expenses

12 Months Ended

Dec. 31, 2021

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,
	2021		2020
	(Dollars in millions)
Trade accounts payable	$	201.7	$	146.3
Accrued payroll and related benefits	170.5		163.9
Other accrued expenses	161.3		120.6
Accrued taxes other than income	78.8		80.4
Asset retirement obligations	65.0		77.7
Accrued royalties	51.4		25.8
Liabilities associated with discontinued operations	45.0		62.3
Liabilities from coal trading activities	29.5		1.7
Income taxes payable	20.2		2.3
Accrued insurance	17.8		15.7
Operating lease liabilities	16.4		24.5
Workers’ compensation obligations	8.5		9.0
Accrued interest	6.0		15.5
Accounts payable and accrued expenses	$	872.1	$	745.7