XML 35 R37.htm IDEA: XBRL DOCUMENT v2.4.0.8

Company Background and Basis of Presentation - Additional Information (Detail)	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Product Information [Line Items]
Number of retail locations	54
Number of states wherein retail locations are established	17
Azimut Yachts [Member] | Sales [Member]
Product Information [Line Items]
Revenue percentage from sale of boats	14.00%
Geographic Concentration Risk [Member] | Sales [Member] | Florida [Member]
Product Information [Line Items]
Revenue percentage from sale of boats	52.00%	51.00%	49.00%
New Boat Sales [Member] | Sales [Member]
Product Information [Line Items]
Revenue percentage from sale of boats	65.20%	61.90%	62.70%
New Boat Sales [Member] | Sales [Member] | Brunswick's Contribution [Member]
Product Information [Line Items]
Revenue percentage from sale of boats	40.00%
Brunswick Sea Ray Boat [Member] | Sales [Member] | Brunswick's Contribution [Member]
Product Information [Line Items]
Revenue percentage from sale of boats	26.00%
Brunswick Boston Whaler Boats [Member] | Sales [Member] | Brunswick's Contribution [Member]
Product Information [Line Items]
Revenue percentage from sale of boats	10.00%
Supplier Concentration Risk [Member] | Sales [Member] | Brunswick's Contribution [Member]
Product Information [Line Items]
Revenue percentage from sale of boats	43.00%

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13537-108611



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13531-108611



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592

+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of states the entity operates in as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfStatesInWhichEntityOperates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Represents the number of stores.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfStores
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Details

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