Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property and Equipment

Schedule of property and equipment

	December 31,
	2015		2014
	(In thousands)
Oil and gas properties:
Proved properties	$	1,337,215	$	1,156,868
Unproved properties		593,510		363,717
Support equipment and facilities		1,241,943		968,722
Total oil and gas properties		3,172,668		2,489,307
Accumulated depletion		(858,442)		(716,121)
Oil and gas properties, net		2,314,226		1,773,186
Other property		34,807		33,718
Accumulated depreciation		(26,194)		(22,058)
Other property, net		8,613		11,660
Property and equipment, net	$	2,322,839	$	1,784,846