Fair Value Measures - Assets and Liabilities Measured at Fair Value (Details) - USD ($) $ in Thousands	Feb. 29, 2024	Aug. 31, 2023
Assets
Derivative instruments	$ 418	$ 4,383
Total assets measured at fair value	172,270	173,718
Liabilities
Derivative instruments	490	608
Contingent Liability	8,282	8,008
Total liabilities measured at fair value	8,772	8,616
Series of Individually Immaterial Business Acquisitions
Liabilities
Contingent Liability		7,900
Mutual funds
Assets
Mutual funds	68,519	32,210
Money market funds
Assets
Money market funds	103,333	137,125
Level 1
Assets
Derivative instruments	0	0
Total assets measured at fair value	103,333	137,125
Liabilities
Derivative instruments	0	0
Contingent Liability	0	0
Total liabilities measured at fair value	0	0
Level 1 | Mutual funds
Assets
Mutual funds	0	0
Level 1 | Money market funds
Assets
Money market funds	103,333	137,125
Level 2
Assets
Derivative instruments	418	4,383
Total assets measured at fair value	68,937	36,593
Liabilities
Derivative instruments	490	608
Contingent Liability	0	0
Total liabilities measured at fair value	490	608
Level 2 | Mutual funds
Assets
Mutual funds	68,519	32,210
Level 2 | Money market funds
Assets
Money market funds	0	0
Level 3
Assets
Derivative instruments	0	0
Total assets measured at fair value	0	0
Liabilities
Derivative instruments	0	0
Contingent Liability	8,282	8,008
Total liabilities measured at fair value	8,282	8,008
Level 3 | Mutual funds
Assets
Mutual funds	0	0
Level 3 | Money market funds
Assets
Money market funds	$ 0	$ 0