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Organization, Basis of Presentation, and Summary of Significant Accounting Policies - Floor Financing (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2019
Floor Financing Accrual [Roll Forward] |  |  |
Balance at beginning of year | $ 719 | $ 681 | $ 211
Add: Flooring incentives | 4,157 | 9,492 | 8,526
Additions for acquisitions | 30 | 0 | 0
Less: Flooring paid | (4,785) | (9,454) | (8,056)
Balance at end of year | $ 121 | $ 719 | $ 681

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- Definition Floor Financing + References No definition available. + Details
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Balance Type: | credit
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- Definition Floor Financing Accrual [Roll Forward] + References No definition available. + Details
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- Definition Floor Financing, Additions For Acquisition + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition Floor Financing, Expense + References No definition available. + Details
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Balance Type: | debit
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- Definition Floor Financing, Payments + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration