Accounts Payable And Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2019

Payables and Accruals [Abstract]

Detail Of Accounts Payable And Accrued Liabilities

(in thousands)	June 30, 2019		December 31, 2018
Accounts payable	$	12,526	$	20,422
Accruals for capital expenditures	22,669		139,904
Revenue and royalties payable	41,304		50,241
Accruals for operating expenses	14,853		21,830
Accrued interest	6,922		2,477
Derivative settlements	743		109
Other	10,884		12,456
Total accrued liabilities	97,375		227,017
Accounts payable and accrued liabilities	$	109,901	$	247,439