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7. Asset Retirement Obligation | 12 Months Ended
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Dec. 31, 2015
Asset Retirement Obligation Disclosure [Abstract] |
Asset Retirement Obligation | Changes to the Asset Retirement Obligation balance during 2015 and 2014 are as follows:
Asset Retirement Obligation |  |  |
Balance December 31, 2013 |  | $ | 150,080 |
Accretion adjustment during 2014 |  |  | (2,390 | )
Balance December 31, 2014 |  |  | 147,690 |
Accretion during 2015 |  |  | 5,137 |
Balance December 31, 2015 |  | $ | 152,827 |
The Company’s total asset retirement obligation and accrued reclamation costs of $260,327 and $255,190 at December 31, 2015 and 2014, respectively, include reclamation obligations for Idaho and Montana operations of $107,500.

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- Definition The entire disclosure for an asset retirement obligation and the associated long-lived asset. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7569-110849 + Details
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