FAIR VALUE FAIR VALUE (Financial Assets and Liabilities Not Required to Be Measured at Fair Value) (Details) - USD ($) $ in Thousands		Aug. 31, 2021	Aug. 31, 2020
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		$ 1,077,922	$ 1,092,266
2027 Notes
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		300,000	300,000
2027 Notes | Significant Other Observable Inputs (Level 2) | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	[1]	316,839	319,377
2026 Notes
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		0	350,000
2026 Notes | Significant Other Observable Inputs (Level 2) | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	[1]	0	367,374
2023 Notes
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		330,000	330,000
2023 Notes | Significant Other Observable Inputs (Level 2) | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities	[1]	348,071	345,335
Short-term borrowings
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		26,560	0
Short-term borrowings | Significant Other Observable Inputs (Level 2) | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		26,560	0
$300 million notes at 3.875% due February 2031
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		300,000	0
$300 million notes at 3.875% due February 2031 | Significant Other Observable Inputs (Level 2) | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		306,279	0
Revolving credit agreement | Poland Term Loan
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		49,726	40,713
Revolving credit agreement | Poland Term Loan | Significant Other Observable Inputs (Level 2) | Fair Value
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Financial liabilities		$ 49,726	$ 40,713

[1] (1) The fair value of the Notes were determined based on indicated market values.