Cover - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Jun. 13, 2025	Jun. 28, 2024
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Dec. 31, 2024
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2024
Current Fiscal Year End Date	--12-31
Entity File Number	333-99393
Entity Registrant Name	BROWNIE’S MARINE GROUP, INC.
Entity Central Index Key	0001166708
Entity Tax Identification Number	90-0226181
Entity Incorporation, State or Country Code	FL
Entity Address, Address Line One	4061 SW
Entity Address, Address Line Two	47th Avenue
Entity Address, City or Town	Davie
Entity Address, State or Province	FL
Entity Address, Postal Zip Code	33314
City Area Code	954
Local Phone Number	462-5570
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	Yes
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float				$ 5,273,810
Entity Common Stock, Shares Outstanding			449,566,968
ICFR Auditor Attestation Flag	false
Document Financial Statement Error Correction [Flag]	false
Auditor Firm ID	6797	5036
Auditor Opinion [Text Block]	We have audited the accompanying consolidated balance sheets of Brownie’s Marine Group, Inc. and Subsidiaries (the Company) as of December 31, 2024, and the related consolidated statements of operations, changes in stockholder’s equity, and cash flow for the year then ended and the related consolidated notes (collectively referred to as the “financial statements”). In our opinion, the financial statements present fairly, in all material respects, the financial position of Brownie’s Marine Group, Inc. and Subsidiaries as of December 31, 2024, and the results of its operations and its cash flows for the year then ended, in conformity with accounting principles generally accepted in the United States of America.
Auditor Name	Bush and Associates CPA LLC	Assurance Dimensions, LLC.
Auditor Location	Henderson, Nevada	Margate, Florida