Note 12 - Other Accrued Liabilities (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	March 31,		December 31,
	2021		2020
Subsidence Liability	$	91,432	$	89,554
Accrued Payroll and Benefits		23,185		21,179
Accrued Interest		8,985		6,236
Litigation		8,457		3,625
Accrued Other Taxes		5,267		7,126
Accrued Equipment Obligations		300		6,698
Other		20,319		20,220
Current Portion of Long-Term Liabilities:
Postretirement Benefits Other than Pensions		25,867		26,073
Asset Retirement Obligations		20,587		20,587
Operating Lease Liability		19,540		20,241
Pneumoconiosis Benefits		12,133		12,203
Workers' Compensation		9,683		9,653
Total Other Accrued Liabilities	$	245,755	$	243,395