Revenue Recognition Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2022	May 31, 2021	May 31, 2022	May 31, 2021
Disaggregation of Revenue [Line Items]
Revenues	$ 151,894	$ 143,149	$ 419,395	$ 383,233
Revenue Recognized at a Point in Time [Member]
Disaggregation of Revenue [Line Items]
Revenues	117,156	107,316	322,247	284,823
Transferred over Time [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 34,738	$ 35,833	$ 97,148	$ 98,410