XML 47 R45.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Mortgage and Loans Payable - Schedule of Consolidated Debt (Detail) - USD ($) | Sep. 30, 2015 | Dec. 31, 2014
--- | --- | ---
Debt Instrument [Line Items] |  |
Total mortgages and loans payable | $ 35,168,798 | $ 21,164,881
Project Term Loans [Member] |  |
Debt Instrument [Line Items] |  |
Total mortgages and loans payable | 16,396,297 | 15,502,422
2014 Convertible Promissory Notes [Member] |  |
Debt Instrument [Line Items] |  |
Total mortgages and loans payable | 14,750,001 |
Term Loan [Member] |  |
Debt Instrument [Line Items] |  |
Total mortgages and loans payable | 3,000,000 | 4,000,000
Mortgages Payable [Member] |  |
Debt Instrument [Line Items] |  |
Total mortgages and loans payable | $ 1,022,500 | $ 1,662,459

X
- Definition Mortgage and loans payable current and non current. + References No definition available. + Details
Name: | omex_MortgageAndLoansPayableCurrentAndNonCurrent
Namespace Prefix: | omex_
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_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=omex_ProjectTermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=omex_TwoThousandAndFourteenConvertiblePromissoryNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShortTermDebtTypeAxis=omex_TermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShortTermDebtTypeAxis=us-gaap_CollateralizedMortgageObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |