Oil and Gas Disclosures (Unaudited) - Standardized Measure of Discounted Future Net Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012
Extractive Industries [Abstract]
Future cash inflows	$ 19,778		$ 1,694
Production costs	(5,181)		(422)
Development costs	(5,205)		0
Future income taxes	0		0
Future net cash flows	9,392		1,272
10% discount factor	(5,142)		(437)
Standardized measure of discounted future net cash flows	$ 4,250	[1]	$ 835	[1]

[1] Cash flows associated with asset retirement obligations are included in the Standardized Measure of Discounted Future Net Cash Flows