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Other Long-Term Assets - Additional Information (Detail) (Corporate Joint Venture [Member], USD $) In Millions, unless otherwise specified | Feb. 28, 2006
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Corporate Joint Venture [Member] |
Schedule Of Other Assets [Line Items] |
Assets of Great American Marina for an aggregate purchase price | $ 11.0
Company Contribution | 4.0
Brunswick contributed | $ 7.0

X
- Definition Contribution by company for assets acquired. + References No definition available. + Details
Name: | hzo_ContributionByCompanyForAssetsAcquired
Namespace Prefix: | hzo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Contribution by co venturer for assets acquired. + References No definition available. + Details
Name: | hzo_ContributionByCoVenturerForAssetsAcquired
Namespace Prefix: | hzo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Contribution total for assets acquired. + References No definition available. + Details
Name: | hzo_ContributionsForAssetsAcquired
Namespace Prefix: | hzo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | hzo_ScheduleOfOtherAssetsLineItems
Namespace Prefix: | hzo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration