Fair Value Of Financial Instruments (Schedule Of Contingent Consideration Liability) (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Nov. 30, 2021 |
Nov. 30, 2020 |
|
| Business Acquisition, Contingent Consideration [Line Items] | ||
| Change in fair value | $ 28 | $ 62 |
| Jhana [Member] | ||
| Business Acquisition, Contingent Consideration [Line Items] | ||
| Contingent Liability at beginning | 2,095 | |
| Change in fair value | 28 | |
| Payments | (368) | |
| Contingent Liability at ending | $ 1,755 | |