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Goodwill And Intangible Assets, Net (Future Estimated Annual Amortization Expense) (Details)
$ in Thousands
Sep. 30, 2021
USD ($)
Goodwill And Intangible Assets, Net [Abstract]  
Fiscal 2022 $ 68
Fiscal 2023 68
Fiscal 2024 67
Fiscal 2025 67
Fiscal 2026 67
Total future estimated annual amortization expense $ 337