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Goodwill and Other Intangible Assets - Components of Other Intangible Assets (Details) - USD ($) $ in Thousands		12 Months Ended
	Jul. 06, 2017	Jun. 30, 2018	Jun. 30, 2017
Goodwill [Line Items]
Gross carrying amount		$ 116,193	$ 57,438
Less: Accumulated amortization		(52,972)	(47,841)
Total definite-lived intangible assets, net		63,221	9,597
Indefinite-lived intangible assets		31,000	0
Total other intangible assets	$ 89,900	94,221	9,597
Reacquired franchise rights
Goodwill [Line Items]
Gross carrying amount		$ 1,333	1,383
Intangible asset, useful life		5 years
Weighted average remaining useful life		1 year 3 months 18 days
Dealer relationships
Goodwill [Line Items]
Gross carrying amount		$ 86,062	29,852
Weighted average remaining useful life		18 years 9 months 18 days
Patent
Goodwill [Line Items]
Gross carrying amount		$ 3,986	1,386
Intangible asset, useful life	15 years
Weighted average remaining useful life		14 years
Trade name
Goodwill [Line Items]
Gross carrying amount		$ 24,667	24,667
Intangible asset, useful life		15 years
Weighted average remaining useful life		3 years 2 months 13 days
Non-compete agreement
Goodwill [Line Items]
Gross carrying amount		$ 52	54
Intangible asset, useful life		10 years
Weighted average remaining useful life		6 years 3 months 18 days
Backlog
Goodwill [Line Items]
Gross carrying amount		$ 93	$ 96
Intangible asset, useful life		3 months 22 days
Weighted average remaining useful life		1 day
Minimum
Goodwill [Line Items]
Intangible asset, useful life		5 years
Minimum | Dealer relationships
Goodwill [Line Items]
Intangible asset, useful life		8 years
Minimum | Patent
Goodwill [Line Items]
Intangible asset, useful life		12 years
Maximum
Goodwill [Line Items]
Intangible asset, useful life		20 years
Maximum | Dealer relationships
Goodwill [Line Items]
Intangible asset, useful life		20 years
Maximum | Patent
Goodwill [Line Items]
Intangible asset, useful life		15 years

X

- Definition

Finite-Lived Intangible Asset, Weighted Average Remaining Useful Life (in years)

+ References

No definition available.

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+ References

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
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- Definition

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- Definition

Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

+ References

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