Debt - Schedule of Short-term and Long-term Borrowings (Details) - USD ($) $ in Thousands	3 Months Ended
Nov. 30, 2024	Aug. 31, 2024
Debt Instrument [Line Items]
Total borrowings	$ 107,981	$ 94,636
Short-term portion of borrowings	(23,429)	(8,659)
Total long-term borrowings	$ 84,552	85,977
Series A Notes
Debt Instrument [Line Items]
Interest rate	3.39%
Issuance	Nov. 15, 2017
Total borrowings	$ 14,400	14,800
Short term portion of long-term debt	800
Periodic payment amount	400
Remaining principal payment	$ 8,400
Series B Notes
Debt Instrument [Line Items]
Interest rate	2.50%
Issuance	Sep. 30, 2020
Total borrowings	$ 26,000	26,000
Series C Notes
Debt Instrument [Line Items]
Interest rate	2.69%
Issuance	Sep. 30, 2020
Total borrowings	$ 26,000	26,000
Credit Agreement - revolving credit facility
Debt Instrument [Line Items]
Total borrowings	41,581	$ 27,836
Total long-term borrowings	19,000
Short term portion of long-term debt	$ 22,600

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