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Inventory - Schedule of Inventory (Detail) (USD $) | Sep. 30, 2014 | Dec. 31, 2013
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Inventory Disclosure [Abstract] |  |
Artifacts | $ 5,345,633 | $ 5,406,183
Packaging | 73,492 | 85,133
Merchandise | 759,797 | 401,072
Merchandise reserve | (371,332) | (371,332)
Total inventory | $ 5,807,590 | $ 5,521,056

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