DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual) - USD ($)	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Significant Accounting Policies [Line Items]
Marketing and Advertising Expense	$ 1,997	$ 1,454
Percentage Of Minimum Deposit For Custom and Large Tank Fill Systems	50.00%
Percentage Of Restocking Fees	15.00%
Potentially Dilutive Securities Included Earnings Per Share	5,529,699	5,529,699
Minimum [Member] \| Furniture and Fixtures [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Maximum [Member] \| Furniture and Fixtures [Member]
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	5 years

Percentage of minimum deposit for custom and large tank fill systems prior to ordering and/or building the systems.

No definition available.

Name:	bwmg_PercentageOfMinimumDepositForCustomAndLargeTankFillSystem
Namespace Prefix:	bwmg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of restocking fees.

+ References

No definition available.

+ Details

Name:	bwmg_PercentageOfRestockingFees
Namespace Prefix:	bwmg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would have been antidilutive for the period presented.

+ References

No definition available.

+ Details

Name:	bwmg_PotentiallyDilutiveSecuritiesIncludedEarningsPerShare
Namespace Prefix:	bwmg_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	bwmg_SignificantAccountingPoliciesLineItems
Namespace Prefix:	bwmg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The total expense recognized in the period for promotion, public relations, and brand or product advertising.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.4)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_MarketingAndAdvertisingExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_FurnitureAndFixturesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: