ASSETS HELD FOR SALE AND DISCONTINUED OPERATIONS (Statements of Operations Hain Pure Protein) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net (loss) income from discontinued operations, net of tax	$ (11)	$ (2,816)	$ 11,255	$ (104,884)
Disposed of by Sale | Hain Pure Protein
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales	0	0	0	0
Cost of sales	0	0	0	0
Gross profit	0	0	0	0
Selling, general and administrative expense	0	0	0	0
Asset impairments	0	0	0	0
Other expense (income)	0	0	10	0
Loss on sale of discontinued operations	0	0	0	1,424
Net loss from discontinued operations before income taxes	0	0	10	(1,424)
Benefit for income taxes	0	0	0	(393)
Net (loss) income from discontinued operations, net of tax	$ 0	$ 0	$ 10	$ (1,031)