Asset Impairment (Tables)

9 Months Ended

Sep. 30, 2015

Property, Plant and Equipment [Abstract]

Details of Impairment of Long-Lived Assets Held and Used by Asset

Impairments recognized by Energen are presented below:

	Three months ended September 30,				Nine months ended September 30,
(in thousands)	2015		2014		2015		2014
Continuing operations:
Permian Basin oil properties
Central Basin Platform	$	371,593	$	—	$	423,067	$	—
Delaware Basin	18,653		—		22,983		—
Midland Basin	—		25,776		—		25,776
San Juan Basin properties	—		142,172		—		142,172
Permian Basin unproved leasehold properties	9,148		5,231		20,092		7,818
San Juan Basin unproved leasehold properties	—		5,733		248		5,734
Total asset impairments from continuing operations	399,394		178,912		466,390		181,500
Discontinued operations:
North Louisiana/East Texas oil and natural gas properties	—		—		—		1,667
Total asset impairments from discontinued operations	—		—		—		1,667
Total asset impairments	$	399,394	$	178,912	$	466,390	$	183,167