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Goodwill and Purchased Intangible Assets - Schedule of Estimated Future Amortization Expense of Purchased Intangible Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Jun. 30, 2019
Estimated future amortization expense of purchased intangible assets    
2021 $ 228  
2022 185  
2023 143  
2024 107  
Net Amount $ 663 $ 679