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Revenue - Narrative (Details)
$ in Millions
12 Months Ended
Jun. 30, 2019
USD ($)
Segment
product_line
Jun. 30, 2018
USD ($)
Jun. 30, 2017
Revenue from External Customer [Line Items]      
Percentage of products that can be returned for a full refund by terminated distributors 30.00%    
Percent of restocking fee 10.00%    
Number of geographic segments | Segment 2    
Number of product lines | product_line 2    
Concentration risk, percentage 100.00% 100.00% 100.00%
Return liability | $ $ 0.4 $ 0.4  
Product Concentration Risk | Revenue Benchmark | Protandim and TrueScience Product Line      
Revenue from External Customer [Line Items]      
Concentration risk, percentage 78.00% 76.60% 77.90%