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Organization, Basis of Presentation, and Summary of Significant Accounting Policies - Narrative (Details)	12 Months Ended
	Jun. 30, 2019 USD ($) Segment	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jul. 01, 2019 USD ($)
Organization, Basis of Presentation and Summary of Significant Accounting Policies [Line Items]
Number of reportable segments | Segment	4
Allowance for doubtful accounts receivable, current	$ 69,000	$ 40,000
Capitalized offering costs	140,000	80,000
Shelf registration costs capitalized	60,000
Amount netted against proceeds of future offerings under shelf registration	0	650,000	$ 0
Impairment charges	0	0	0
Impairment of intangible assets	$ 0	$ 0	$ 0
Tax receivable agreement, percentage of realized cash saving in tax to be pass through	85.00%
Unit Volume
Organization, Basis of Presentation and Summary of Significant Accounting Policies [Line Items]
Concentration risk, percentage	37.50%	30.40%	40.60%
Minimum
Organization, Basis of Presentation and Summary of Significant Accounting Policies [Line Items]
Intangible asset, useful life	5 years
Maximum
Organization, Basis of Presentation and Summary of Significant Accounting Policies [Line Items]
Intangible asset, useful life	20 years
Non-compete agreement
Organization, Basis of Presentation and Summary of Significant Accounting Policies [Line Items]
Intangible asset, useful life	10 years
Subsequent Event | Accounting Standards Update 2016-02 | Minimum
Organization, Basis of Presentation and Summary of Significant Accounting Policies [Line Items]
Operating lease, right-of-use asset				$ 15,000,000
Operating lease, liability				15,000,000
Subsequent Event | Accounting Standards Update 2016-02 | Maximum
Organization, Basis of Presentation and Summary of Significant Accounting Policies [Line Items]
Operating lease, right-of-use asset				20,000,000
Operating lease, liability				$ 20,000,000

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A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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