Oil and Gas Disclosures (Tables)

12 Months Ended

Dec. 31, 2014

Extractive Industries [Abstract]

Costs Incurred in Property Acquisition, Exploration and Development Activities

	Years Ended December 31,
	2014		2013
Domestic costs incurred:
Acquisition of properties
Proved	$	—	$	4
Unproved		—		—
Exploration		—		—
Development		276		1,359
Total domestic costs incurred	$	276	$	1,363

Capitalized Costs Relating to Oil and Gas Producing Activities

	Years Ended December 31,
	2014			2013
Capitalized costs:
Proved properties	$	4,071		$	4,124
Unproved properties		391			326
Total capitalized costs		4,462			4,450
Less accumulated depreciation and amortization		(1,064	)		(691	)
Less impairment provision		(1,688	)		—
Net capitalized costs	$	1,710		$	3,759

Results of Operations from Oil and Natural Gas Producing Activities

	Years Ended December 31,
	2014			2013
	(in thousands)
Oil and gas revenues	$	988		$	1,093
Less:
Oil and gas operating costs		218			209
Depreciation, amortization and accretion		411			479
Property impairments		1,688			—
Total oil and gas expenses		2,317			688
Results of operations from oil and gas producing activities	$	(1,329	)	$	405

Proved Crude Oil and Natural Gas Reserves

	(Unaudited)
	Total (1)
	Oil (Mbbls)	Gas (Mmcf)
Proved reserves:
As of December 31, 2012	17	29
Extensions and discoveries	187	247
Revisions	4	(2)
Production	(11)	(14)
As of December 31, 2013	197	260
Extensions and discoveries	9	14
Revisions	(65)	(20)
Production	(11)	(18)
Sales of reserves in place	(13)	(30)
As of December 31, 2014	117	206
Proved developed reserves at:
December 31, 2014	46	72
Proved undeveloped reserves at:
December 31, 2014	71	134

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(1) All reserves were held within the United States for the years ended December 31, 2014 and 2013.

Standardized Measure of Discounted Future Net Cash Flows

	Years Ended December 31,
	2014			2013
	(Unaudited, in thousands)
Future cash inflows	$	11,341		$	19,778
Future production costs		(2,874	)		(5,181	)
Future development costs		(1,902	)		(5,205	)
Future income tax expense		—			—
Future net cash flows		6,565			9,392
10% annual discount for estimated
timing of cash flows		(2,869	)		(5,142	)
Standardized measure of discounted future
net cash flows related to proved reserves (1)	$	3,696		$	4,250

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(1) Cash flows associated with asset retirement obligations are included in the Standardized Measure of Discounted Future Net Cash Flows.

Changes in the Standardized Measure of Discounted Future Net Cash Flows

	Years Ended December 31,
	2014			2013
	(Unaudited, in thousands)
Standardized measure - beginning of year	$	4,250		$	835
Sales of oil and gas, net		(770	)		(884	)
Net change in prices and production costs		(435	)		(64	)
Net change in future development costs		2,509			—
Extensions and discoveries		353			3,925
Revisions of previous quantity estimates		(2,155	)		93
Previously estimated development costs incurred		269			—
Accretion of discount		425			83
Sale of reserves		(561	)		—
Other		(189	)		262
Standardized measure - end of year	$	3,696		$	4,250