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Other Long-Term Assets (Tables) | 12 Months Ended
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Dec. 31, 2013
Investments All Other Investments [Abstract] |
Components of Other Long-Term Assets | Other long-term assets consist of the following:
|  | 2013 |  |  | 2012 |
Artifacts |  | $ | 1,191,952 |  |  | $ | 557,494 |
Deposits |  |  | 1,673,709 |  |  |  | 541,590 |
Image use rights, net |  |  | 280 |  |  |  | 3,646 |
Total other long-term assets |  | $ | 2,865,941 |  |  | $ | 1,102,730 |

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- Definition Tabular disclosure of noncurrent assets. + 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 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 17 -Article 5 + Details
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