XML 85 R69.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Deferred Income and Revenue Participation Rights - Participating Revenue Rights (Detail) - USD ($) | Sep. 30, 2015 | Dec. 31, 2014
--- | --- | ---
Deferred Revenue Arrangement [Line Items] |  |
Deferred income and participating revenue rights | $ 5,026,898 | $ 4,643,750
"Cambridge" Project [Member] |  |
Deferred Revenue Arrangement [Line Items] |  |
Deferred income and participating revenue rights | 825,000 | 825,000
"Seattle" Project [Member] |  |
Deferred Revenue Arrangement [Line Items] |  |
Deferred income and participating revenue rights | 62,500 | 62,500
Galt Resources, LLC (HMS Victory) [Member] |  |
Deferred Revenue Arrangement [Line Items] |  |
Deferred income and participating revenue rights | 3,756,250 | $ 3,756,250
Oceanica Call Option [Member] |  |
Deferred Revenue Arrangement [Line Items] |  |
Deferred income and participating revenue rights | $ 383,148 |

X
- Definition Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 13.A.4(a).Q1 Response) -URI http://asc.fasb.org/extlink&oid=27012821&loc=d3e214044-122780 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 13 -Section A + Details
Name: | us-gaap_DeferredRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DeferredRevenueArrangementLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DeferredRevenueArrangementTypeAxis=omex_CambridgeProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DeferredRevenueArrangementTypeAxis=omex_SeattleProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DeferredRevenueArrangementTypeAxis=omex_GaltResourcesLlcHmsVictoryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OptionIndexedToIssuersEquityTypeAxis=us-gaap_CallOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |