XML 101 R86.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2

Stockholders' Equity (Deficit) - Summary of Common Stock Warrants Outstanding (Detail) - $ / shares		12 Months Ended
	Jul. 10, 2022	Dec. 31, 2023	Mar. 06, 2023	Dec. 31, 2022	Jun. 10, 2022	Dec. 31, 2020	Aug. 25, 2020	Oct. 31, 2018
Class of Warrant or Right [Line Items]
Common Stock Warrants		12,797,139		8,392,466
Exercise Price	$ 3.35		$ 3.78		$ 3.35	$ 3.99	$ 4.75	$ 7.155
Termination Date	Jun. 10, 2027
Class of Warrant One [Member]
Class of Warrant or Right [Line Items]
Issue Date		6/10/2022
Common Stock Warrants		4,848,963		4,939,515
Exercise Price		$ 3.35
Termination Date		Dec. 10, 2027
Class of Warrant Two [Member]
Class of Warrant or Right [Line Items]
Issue Date		3/6/2023
Common Stock Warrants		3,703,703		0
Exercise Price		$ 3.78
Termination Date		Mar. 06, 2026
Class of Warrant Three [Member]
Class of Warrant or Right [Line Items]
Issue Date		Various 2020
Common Stock Warrants		551,378		551,378
Exercise Price		$ 3.99
Class of Warrant Four [Member]
Class of Warrant or Right [Line Items]
Issue Date		12/1/2023
Common Stock Warrants		1,411,769		0
Exercise Price		$ 4.25
Termination Date		Dec. 01, 2026
Class of Warrant Five [Member]
Class of Warrant or Right [Line Items]
Issue Date		8/14/2020
Common Stock Warrants		0		131,816
Exercise Price		$ 4.67
Termination Date		Aug. 14, 2023
Class of Warrant Six [Member]
Class of Warrant or Right [Line Items]
Issue Date		8/25/2020
Common Stock Warrants		1,873,622		1,873,622
Exercise Price		$ 4.75
Termination Date		Feb. 25, 2024
Class of Warrant Seven [Member]
Class of Warrant or Right [Line Items]
Issue Date		7/19/2019
Common Stock Warrants		196,135		196,135
Exercise Price		$ 5.76
Termination Date		Jul. 08, 2024
Class of Warrant Eight [Member]
Class of Warrant or Right [Line Items]
Issue Date		12/1/2023
Common Stock Warrants		211,569		0
Exercise Price		$ 7.09
Termination Date		Dec. 01, 2026
Class of Warrant Nine [Member]
Class of Warrant or Right [Line Items]
Issue Date		11/2/2018
Common Stock Warrants		0		700,000
Exercise Price		$ 7.16
Termination Date		Nov. 02, 2023

X

- Definition

Class of warrant or right expiration date.

+ References

No definition available.

+ Details

Name:	omex_ClassOfWarrantOrRightExpirationDate
Namespace Prefix:	omex_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Class of warrant or right issuance date.

+ References

No definition available.

+ Details

Name:	omex_ClassOfWarrantOrRightIssuanceDate
Namespace Prefix:	omex_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481112/505-10-50-3

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
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_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of warrants or rights outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantFourMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantFiveMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantSixMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantSevenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantEightMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=omex_ClassOfWarrantNineMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: