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Revenue - Narrative (Details) $ in Millions | 12 Months Ended
--- | ---
Jun. 30, 2020 USD ($) product_line | Jun. 30, 2019 USD ($) | Jun. 30, 2018
Revenue from External Customer [Line Items] |  |  |
Handling and restocking fee, percentage | 10.00% |  |
Return liability reserve | $ | $ 0.3 | $ 0.4 |
Number of product lines | product_line | 2 |  |
Concentration risk, percentage (in percent) | 100.00% | 100.00% | 100.00%
Product Concentration Risk | Revenue Benchmark | Protandim and TrueScience Product Line |  |  |
Revenue from External Customer [Line Items] |  |  |
Concentration risk, percentage (in percent) | 77.30% | 74.80% | 74.30%

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