Goodwill and Other Intangible Assets (Amortization Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of intangible assets	$ 15,294	$ 18,202	$ 16,988

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