Accrued Expenses and Other Current Liabilities (Tables)

3 Months Ended

Mar. 31, 2018

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities

Accrued expenses and other current liabilities consist of the following:

	March 31,		December 31,
	2018		2017
	(In thousands)
Payroll and employee benefits	$	33,480	$	53,149
Taxes other than income taxes	76,501		77,017
Interest	254		246
Acquired sales contracts	780		934
Workers’ compensation	19,291		18,782
Asset retirement obligations	19,840		19,840
Other	8,736		14,193
	$	158,882	$	184,161