SEGMENT INFORMATION - Schedule of Operating Information for Reportable Segments (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Net sales	$ 366,588	$ 662,046	$ 641,609
Operating income (loss)	7,632	116,915	116,195
Depreciation and amortization	11,182	10,569	9,731
Impairments			1,100
Impairments	9,827	0	1,100
Purchases of property, plant and equipment	16,361	30,323	12,296
Total assets	317,984	353,976
Mastercraft Segment [Member]
Segment Reporting Information [Line Items]
Net sales	262,736	468,656	466,027
Operating income (loss)	29,573	101,324	105,341
Depreciation and amortization	5,109	5,555	4,968
Impairments			0
Impairments	0		0
Purchases of property, plant and equipment	7,912	17,414	6,642
Total assets	233,088	259,201
Pontoon [Member]
Segment Reporting Information [Line Items]
Net sales	59,615	141,247	140,859
Operating income (loss)	(2,097)	20,106	19,892
Depreciation and amortization	3,266	2,841	2,665
Impairments	0		0
Purchases of property, plant and equipment	2,613	7,149	4,193
Total assets	51,994	53,435
Aviara [member]
Segment Reporting Information [Line Items]
Net sales	44,237	52,143	34,723
Operating income (loss)	(19,844)	(4,515)	(9,038)
Depreciation and amortization	2,807	2,173	2,098
Impairments			1,100
Impairments	9,827		1,100
Purchases of property, plant and equipment	5,836	5,760	$ 1,461
Total assets	$ 32,902	$ 41,340