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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2013
Valuation And Qualifying Accounts [Abstract] |
Schedule II - Valuation and Qualifying Accounts | SCHEDULE II – VALUATION and QUALIFYING ACCOUNTS For the Fiscal Years of 2011, 2012 and 2013 ODYSSEY MARINE EXPLORATION, INC. AND SUBSIDIARIES
|  | Balance at Beginning of Year |  |  | Charged (Credited) to Expenses |  |  | Charged (Credited) to Other Accounts |  |  | Deductions |  |  | Balance at End of Year |
Deferred recovery cost reserve |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2011 |  |  | 2,557,149 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 2,557,149 |
2012 |  |  | 2,557,149 |  |  |  | — |  |  |  | — |  |  |  | 2,557,149 |  |  |  | — |
2013 |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Inventory reserve |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2011 |  |  | 479,459 |  |  |  | — |  |  |  | — |  |  |  | 87,256 |  |  |  | 392,203 |
2012 |  |  | 392,203 |  |  |  | — |  |  |  | — |  |  |  | 24,645 |  |  |  | 367,558 |
2013 |  |  | 367,558 |  |  |  | 3,774 |  |  |  | — |  |  |  | — |  |  |  | 371,332 |
Accounts receivable reserve |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2011 |  |  | 8,494,672 |  |  |  | — |  |  |  | — |  |  |  | 2,104,079 |  |  |  | 6,390,593 |
2012 |  |  | 6,390,593 |  |  |  | — |  |  |  | — |  |  |  | 1,570,000 |  |  |  | 4,820,593 |
2013 |  |  | 4,820,593 |  |  |  | 500,000 |  |  |  | — |  |  |  | 189,000 |  |  |  | 5,131,593 |

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 + Details
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