Leases (Schedule Of Future Lease Payments) (Details) - USD ($) $ in Thousands		Nov. 30, 2019		Aug. 31, 2019
Operating Leases
2020 (excluding three months)		$ 17,400
2021		19,114
2022		10,928
2023		5,513
2024		4,370
Thereafter		6,393
Total Lease Payments		63,718
Less: Imputed Interest		4,702
Present Value of Lease Liabilities	[1]	59,016
Finance Leases
2020 (excluding three months)		966
2021		1,289
2022		1,257
2023		996
2024		152
Thereafter		3
Total Lease Payments		4,663
Less: Imputed Interest		213
Present Value of Lease Liabilities	[1]	4,450
Total
2020 (excluding three months)		18,366
2021		20,403
2022		12,185
2023		6,509
2024		4,522
Thereafter		6,396
Total Lease Payments		68,381
Less: Imputed Interest		4,915
Total lease liabilities		63,466	[1]	$ 2,971
Current portion of operating lease liabilities		21,039
Current finance lease liabilities		$ 1,190		$ 765

[1] Includes the current portion of $21,039 for operating leases and $1,190 for finance leases