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Fair Value - Narrative (Details) - US Treasury Bill Securities $ in Thousands	3 Months Ended
	Nov. 30, 2023 USD ($)
Fair Value
Interest income on US Treasury bills	$ 100
Minimum
Fair Value
Term of US treasury bills held to maturity	1 year
Maximum
Fair Value
Term of US treasury bills held to maturity	3 years
Prepaid Expenses and Other Current Assets
Fair Value
US treasury bills, carrying value, current	$ 2,400
Other Assets
Fair Value
US treasury bills, carrying value, non-current	$ 5,000

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Fair value of investment in debt security measured at amortized cost (held-to-maturity), classified as current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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