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REVENUE RECOGNITION (Details) - USD ($) $ in Thousands	3 Months Ended
REVENUE RECOGNITION (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Oct. 01, 2017	Jun. 30, 2018
Revenue by Categories
Revenue	$ 93,641	$ 65,049
Revenue practical expedients
Revenue, Practical Expedient, Financing Component	true
Revenue, Practical Expedient, Initial Application and Transition, Nondisclosure of Transaction Price Allocation to Remaining Performance Obligation	true
Accrued Expenses and Other Current Liabilities
Contract liabilities
Customer contract liabilities	$ 1,214		$ 2,194
MasterCraft
Revenue by Categories
Revenue	76,234
NauticStar
Revenue by Categories
Revenue	17,407
Boats and trailers
Revenue by Categories
Revenue	89,499
Boats and trailers \| MasterCraft
Revenue by Categories
Revenue	72,376
Boats and trailers \| NauticStar
Revenue by Categories
Revenue	17,123
Parts
Revenue by Categories
Revenue	3,861
Parts \| MasterCraft
Revenue by Categories
Revenue	3,581
Parts \| NauticStar
Revenue by Categories
Revenue	280
Other
Revenue by Categories
Revenue	281
Other \| MasterCraft
Revenue by Categories
Revenue	277
Other \| NauticStar
Revenue by Categories
Revenue	$ 4