Leases Components of Lease Expense (Tables)

6 Months Ended

Feb. 28, 2021

Components of Lease Expense [Abstract]

Lease, Cost [Table Text Block]

The components of lease expense were as follows (in thousands):

	Three Months Ended				Six Months Ended
	February 28, 2021		February 29, 2020		February 28, 2021		February 29, 2020
Lease Cost:
Operating lease cost	$	3,766	$	3,894	$	7,471	$	8,147
Short-term lease cost	397		310		810		765
Variable lease cost	865		564		1,747		1,033