Note 11 - Other Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	June 30,		December 31,
	2020		2019
Subsidence Liability	$	90,849	$	90,645
Accrued Payroll and Benefits		19,142		21,102
Accrued Equipment Obligations		6,550		—
Accrued Interest		5,737		6,281
Other		22,340		21,034
Current Portion of Long-Term Liabilities:
Postretirement Benefits Other than Pensions		30,884		31,833
Asset Retirement Obligations		22,057		21,741
Operating Lease Liability		19,790		19,479
Pneumoconiosis Benefits		12,172		12,331
Workers' Compensation		11,005		11,323
Total Other Accrued Liabilities	$	240,526	$	235,769