Revenue Recognition Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022
Disaggregation of Revenue [Line Items]
Revenues	$ 156,253	$ 151,894	$ 437,595	$ 419,395
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)		10,800	13,200
Revenue Recognized at a Point in Time [Member]
Disaggregation of Revenue [Line Items]
Revenues	127,216	117,155	350,995	322,247
Transferred over Time [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 29,037	$ 34,738	$ 86,600	$ 97,148