XML 28 R52.htm IDEA: XBRL DOCUMENT v2.4.0.8

Deferred Revenue - Additional Information (Detail) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Deferred Revenue Disclosure [Abstract]
Marine Services Obligations	$ 1,840,404	$ 1,840,404

X

- Definition

Marine services obligations deferred revenue.

+ References

No definition available.

+ Details

Name:	omex_MarineServicesObligationsDeferredRevenue
Namespace Prefix:	omex_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_DeferredRevenueDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration