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Acquisition Intangible Assets Acquired (Details) - Cobalt Boats, LLC $ in Thousands	Jul. 06, 2017 USD ($)
Acquired Finite-Lived Intangible Assets [Line Items]
Definite-lived intangibles	$ 58,900
Identifiable intangible assets	89,900
Dealer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Definite-lived intangibles	$ 56,300
Useful Life (in years)	20 years
Patent
Acquired Finite-Lived Intangible Assets [Line Items]
Definite-lived intangibles	$ 2,600
Useful Life (in years)	15 years
Trade name
Acquired Finite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible	$ 31,000

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472

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