Stock-Based Compensation And Incentive Performance Plans (Stock Plans Narrative) (Details)	9 Months Ended
Mar. 31, 2019 plan
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Number of plans	2

Share-based Compensation Arrangement by Share-based Payment Award, Number of Plans

No definition available.

Name:	hain_SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofPlans
Namespace Prefix:	hain_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration