Accrued Liabilities

9 Months Ended

Sep. 30, 2018

Accrued Liabilities [Abstract]

Accrued Liabilities

ACCRUED LIABILITIES

Accrued liabilities consisted of:

	September 30, 2018		December 31, 2017
	(In thousands)
Employee costs	$	17,880	$	19,521
Interest payable	17,446		6,745
Lease operating expenses	11,474		11,819
Taxes	10,317		3,404
Derivative settlements	3,383		—
Third-party credits	2,099		2,240
Other	5,144		4,794
Total accrued liabilities	$	67,743	$	48,523