Subsequent Events	12 Months Ended
Jun. 30, 2018
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events Pursuit Acquisition On August 21, 2018, Malibu Boats, LLC, our wholly owned indirect subsidiary, agreed to purchase the assets of Pursuit Boats ("Pursuit") from S2 Yachts, Inc. for a purchase price of $100.0 million. Pursuit, located in Fort Pierce, Florida, is a leader in the saltwater outboard fishing boat market through its offering 15 models of offshore, dual console and center console boats. The purchase price, which is subject to certain customary adjustments, is expected to be financed with cash on hand and borrowings under the Company's revolving credit facility. The acquisition is expected to close in the second quarter of fiscal 2019. Amendment to the Credit Facility In connection with entering into the agreement to acquire Pursuit, Malibu Boats, LLC, as the borrower, entered into the First Incremental Facility Amendment and First Amendment to the Second Amended and Restated Credit Agreement with SunTrust Bank, as administrative agent, swingline lender and issuing bank on August 21, 2018. The amendment increased the amount available for borrowing under our revolving credit facility by $50,000 from $35,000 to $85,000. Revolving loans made pursuant to this incremental facility will have terms and conditions identical to the Company’s current revolving credit facility, except a ticking fee will accrue on the incremental $50,000 borrowing capacity. The Company will be required to pay a ticking fee that will accrue at a rate of 0.30% per annum on the aggregate amount of the incremental borrowing capacity. The availability of the incremental borrowing capacity is subject to the satisfaction of certain conditions, including the closing of the acquisition of Pursuit. Issuance of Equity Awards On August 22, 2018, the Company granted 50,000 options to certain key employees to purchase from the Company shares of Class A Common Stock at a price of $42.13 per share. The term of the options commenced on August 22, 2018 and will expire on August 21, 2024, the day before the sixth anniversary of the grant date. Under the terms of the grants, the awards will vest ratably over four years on each anniversary of their grant date beginning on August 22, 2019.

Subsequent Events

Pursuit Acquisition

On August 21, 2018, Malibu Boats, LLC, our wholly owned indirect subsidiary, agreed to purchase the assets of Pursuit Boats ("Pursuit") from S2 Yachts, Inc. for a purchase price of $100.0 million. Pursuit, located in Fort Pierce, Florida, is a leader in the saltwater outboard fishing boat market through its offering 15 models of offshore, dual console and center console boats. The purchase price, which is subject to certain customary adjustments, is expected to be financed with cash on hand and borrowings under the Company's revolving credit facility. The acquisition is expected to close in the second quarter of fiscal 2019.

Amendment to the Credit Facility

In connection with entering into the agreement to acquire Pursuit, Malibu Boats, LLC, as the borrower, entered into the First Incremental Facility Amendment and First Amendment to the Second Amended and Restated Credit Agreement with SunTrust Bank, as administrative agent, swingline lender and issuing bank on August 21, 2018. The amendment increased the amount available for borrowing under our revolving credit facility by $50,000 from $35,000 to $85,000. Revolving loans made pursuant to this incremental facility will have terms and conditions identical to the Company’s current revolving credit facility, except a ticking fee will accrue on the incremental $50,000 borrowing capacity. The Company will be required to pay a ticking fee that will accrue at a rate of 0.30% per annum on the aggregate amount of the incremental borrowing capacity. The availability of the incremental borrowing capacity is subject to the satisfaction of certain conditions, including the closing of the acquisition of Pursuit.

Issuance of Equity Awards

On August 22, 2018, the Company granted 50,000 options to certain key employees to purchase from the Company shares of Class A Common Stock at a price of $42.13 per share. The term of the options commenced on August 22, 2018 and will expire on August 21, 2024, the day before the sixth anniversary of the grant date. Under the terms of the grants, the awards will vest ratably over four years on each anniversary of their grant date beginning on August 22, 2019.