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Equity Investment in Sunrise Energy (Sunrise Energy [Member]) | 12 Months Ended
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Dec. 31, 2014
Sunrise Energy [Member] |
Equity Investment | (13) Equity Investment in Sunrise Energy We own a 50% interest in Sunrise Energy, LLC, which owns gas reserves and gathering equipment with plans to develop and operate such reserves. Sunrise Energy also plans to develop and explore for coal-bed methane gas reserves on or near our underground coal reserves. They use the successful efforts method of accounting. We account for our interest using the equity method of accounting. Below (in thousands) to the 100% is a condensed balance sheet at December 31, for both years and a condensed statement of operations for both years. Sunrise Energy’s proved oil and gas reserves are not material.
Condensed Balance Sheet
|  | 2014 |  |  | 2013 |
Current assets |  | $ | 3,580 |  |  | $ | 3,109 |
Oil and gas properties, net |  |  | 7,130 |  |  |  | 6,781 |
|  | $ | 10,710 |  |  | $ | 9,890 |
Total liabilities |  | $ | 1,080 |  |  | $ | 756 |
Members’ capital |  |  | 9,630 |  |  |  | 9,134 |
|  | $ | 10,710 |  |  | $ | 9,890 |
Condensed Statement of Operations
|  | 2014 |  |  | 2013 |
Revenue |  | $ | 3,203 |  |  | $ | 3,399 |
Expenses |  |  | (2,707 | ) |  |  | (2,141 | )
Net income |  | $ | 496 |  |  | $ | 1,258 |

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- Definition The entire disclosure for equity method investments and joint ventures. Equity method investments are investments that give the investor the ability to exercise significant influence over the operating and financial policies of an investee. Joint ventures are entities owned and operated by a small group of businesses as a separate and specific business or project for the mutual benefit of the members of the group. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 35 -Paragraph 35 -URI http://asc.fasb.org/extlink&oid=7658923&loc=d3e32847-111569 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 35 -Paragraph 32 -URI http://asc.fasb.org/extlink&oid=7658923&loc=d3e32787-111569 + Details
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