v3.20.4
FINANCIAL INSTRUMENTS - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Feb. 28, 2021
Feb. 29, 2020
Feb. 28, 2021
Feb. 29, 2020
Derivative Instruments and Hedging Activities Disclosure [Abstract]        
Realized gains or (losses) and changes in the estimated fair value of derivatives not designated as hedges $ (3,789) $ 1,461 $ 24,535 $ (55,158)