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Leases (Schedule Of Future Minimum Payments For Non-Cancelable Operating Leases) (Details)
$ in Thousands
Aug. 31, 2019
USD ($)
Leases [Abstract]  
Fiscal year 2020 $ 1,988
Fiscal year 2021 1,470
Fiscal year 2022 827
Fiscal year 2023 348
Fiscal year 2024 975
Thereafter 932
Total undiscounted future cash flows $ 6,540