v3.20.4
BASIS OF PRESENTATION- Debt and Equity Securities (Details) - USD ($)
$ in Thousands
Nov. 30, 2020
Aug. 31, 2020
Equity Securities without Readily Determinable Fair Value [Line Items]    
Equity Method Investments $ 211,765 $ 240,446
Equity Securities Without Readily Determinable Fair Values 87,141 84,068
Investments $ 298,906 $ 324,514
Equity Method Investment, Ownership Percentage 19.00% 22.00%
Equity Method Investments, Fair Value Disclosure $ 850,825 $ 956,308
acn_DuckCreekEquityMethodInvestment [Member]    
Equity Securities without Readily Determinable Fair Value [Line Items]    
Equity Method Investments $ 201,810 $ 230,219