Note 12 - Other Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	June 30,		December 31,
	2021		2020
Subsidence Liability	$	92,090	$	89,554
Accrued Payroll and Benefits		21,232		21,179
Commodity Derivatives		16,867		—
Accrued Interest		7,587		6,236
Accrued Other Taxes		4,564		7,126
Litigation		3,335		3,625
Accrued Equipment Obligations		2,302		6,698
Other		21,485		20,220
Current Portion of Long-Term Liabilities:
Asset Retirement Obligations		26,020		20,587
Postretirement Benefits Other than Pensions		25,662		26,073
Pneumoconiosis Benefits		12,063		12,203
Workers' Compensation		9,552		9,653
Total Other Accrued Liabilities	$	242,759	$	223,154