Property and Equipment, Net (Tables)

9 Months Ended

Sep. 30, 2020

Property, Plant and Equipment [Abstract]

Schedule of Property and Equipment

As of September 30, 2020 and December 31, 2019, total property and equipment, net consisted of the following:

	September 30, 2020	December 31, 2019
Oil and natural gas properties, full cost accounting method	(In thousands)
Evaluated properties	$7,775,858	$7,203,482
Accumulated depreciation, depletion, amortization and impairments	(4,859,316)	(2,520,488)
Net evaluated oil and natural gas properties	2,916,542	4,682,994
Unevaluated properties
Unevaluated leasehold and seismic costs	1,574,451	1,843,725
Capitalized interest	183,681	142,399
Total unevaluated properties	1,758,132	1,986,124
Total oil and natural gas properties, net	$4,674,674	$6,669,118
Other property and equipment	$66,365	$67,202
Accumulated depreciation	(33,445)	(31,949)
Other property and equipment, net	$32,920	$35,253

Schedule of Impairment of Evaluated Oil and Gas Properties

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Impairment of evaluated oil and gas properties (in thousands)	$684,956		$—		$1,961,474		$—
Beginning of period 12-Month Average Realized Price ($/Bbl)	$45.87		$53.00		$53.90		$58.40
End of period 12-Month Average Realized Price ($/Bbl)	$41.71		$52.44		$41.71		$52.44
Percent decrease in 12-Month Average Realized Price	(9	%)	(1	%)	(23	%)	(10	%)