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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, 2022
Jun. 30, 2021
Estimated future amortization expense of purchased intangible assets    
2023 $ 143  
2024 107  
Net Amount $ 250 $ 435