CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Aug. 31, 2022	Aug. 31, 2021
CONSOLIDATED BALANCE SHEETS [Abstract]
Receivables, allowance for doubtful accounts	$ 103	$ 94
Prepaid expenses and other current assets, fair value of derivative instruments	2,761	0
Other non-current assets, fair value of derivative instruments	11,884	2,464
Other accrued expenses and other current liabilities , fair value of derivative instruments	82	0
Other long-term liabilities, fair value of derivative instruments	0	3,010
Other long-term liabilities, post-employment plans	$ 8,440	$ 7,380
Common stock, par value per share	$ 0.0001	$ 0.0001
Common stock, shares authorized	45,000,000	45,000,000
Common stock, shares issued	31,697,590	31,467,971
Common stock, shares outstanding	30,904,826	30,755,308
Treasury stock, shares	792,764	712,663