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Tax Receivable Agreement Liability - Schedule of Tax Agreement Liability (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2020 | Jun. 30, 2020
Tax Receivable Agreement [Roll Forward] |  |
Payable pursuant to tax receivable agreement | $ 49,665 | $ 53,754
Additions (reductions) to tax receivable agreement: |  |
Payments under tax receivable agreement | 0 | (3,458)
Payable pursuant to tax receivable agreement | 49,995 | 49,665
Less current portion under tax receivable agreement | (3,589) | (3,589)
Payable pursuant to tax receivable agreement, less current portion | 46,406 | 46,076
Exchange of LLC Units for Class A Shares |  |
Additions (reductions) to tax receivable agreement: |  |
Exchange of LLC Units for Class A Common Stock | 330 | 1,041
Adjustment for change in estimated tax rate | $ 0 | $ (1,672)

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- Definition Additions to tax receivable agreement [Abstract] + References No definition available. + Details
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- Definition Adjustment For Change In Estimated Tax Rate Impact To Tax Receivable Agreement, Increase (Decrease) + References No definition available. + Details
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- Definition Payable Pursuant To Tax Receivable Agreement + References No definition available. + Details
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- Definition Payable Pursuant To Tax Receivable Agreement, Noncurrent + References No definition available. + Details
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- Definition Payments Under Tax Receivable Agreement + References No definition available. + Details
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- Definition Tax Receivable Agreement [Roll Forward] + References No definition available. + Details
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- Details
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