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Goodwill and Other Intangible Assets - Carrying Amount of Goodwill (Details) $ in Thousands	9 Months Ended
	Mar. 31, 2021 USD ($)
Goodwill [Roll Forward]
Goodwill as of June 30, 2020	$ 51,273
Addition related to the acquisition	49,189
Effect of foreign currency changes on goodwill	664
Goodwill as of March 31, 2021	101,126
Malibu
Goodwill [Roll Forward]
Goodwill as of June 30, 2020	11,957
Addition related to the acquisition	0
Effect of foreign currency changes on goodwill	664
Goodwill as of March 31, 2021	12,621
Cobalt
Goodwill [Roll Forward]
Goodwill as of June 30, 2020	19,791
Addition related to the acquisition	0
Effect of foreign currency changes on goodwill	0
Goodwill as of March 31, 2021	19,791
Saltwater Fishing
Goodwill [Roll Forward]
Goodwill as of June 30, 2020	19,525
Addition related to the acquisition	49,189
Effect of foreign currency changes on goodwill	0
Goodwill as of March 31, 2021	$ 68,714

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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X

- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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