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Non-controlling Interest - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Jun. 30, 2020
Non-controlling LLC Unit holders ownership in Malibu Boats Holdings, LLC |  |  |
Noncontrolling Interest [Line Items] |  |  |
Tax distributions payable to non-controlling LLC Unit holders | $ 449 |  | $ 104
Tax distributions paid to non-controlling LLC Unit holders | $ 104 | $ 568 |
Class A Common Stock |  |  |
Noncontrolling Interest [Line Items] |  |  |
Issuance LLC Units (in shares) | 37,408 |  |
Treasury Stock, Common |  |  |
Noncontrolling Interest [Line Items] |  |  |
Treasury stock, shares, retired (in shares) | 2,939 |  |

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