GOODWILL AND OTHER INTANGIBLE ASSETS (Amortization Expense) (Details) - USD ($) $ in Thousands	3 Months Ended
Sep. 30, 2020	Sep. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of acquired intangibles	$ 2,433	$ 3,083

Amortization of All Intangible Assets including those not acquired in business combinations

No definition available.

Name:	hain_AmortizationofAllIntangibleAssetsincludingthosenotacquiredinbusinesscombinations
Namespace Prefix:	hain_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration