XML 63 R54.htm IDEA: XBRL DOCUMENT v3.23.2

Loans Payable - Accounting Considerations - Additional Information (Details) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($)
Debt Disclosure [Abstract]
Repayments of notes payable	$ 1.2
Percentage of face value of note	120.00%

X

- Definition

Percentage of face value of note.

+ References

No definition available.

+ Details

Name:	omex_PercentageOfFaceValueOfNote
Namespace Prefix:	omex_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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

X

- Definition

The cash outflow for a borrowing supported by a written promise to pay an obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-15

+ Details

Name:	us-gaap_RepaymentsOfNotesPayable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration