Quarterly report pursuant to Section 13 or 15(d)

Derivatives Narrative (Details)

v3.19.3.a.u2
Derivatives Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Nov. 30, 2019
Nov. 30, 2018
Aug. 31, 2019
Derivative [Line Items]      
Foreign Currency Contract, Liability/Asset, Fair Value Disclosure $ (200)   $ (100)
Loss on Foreign Currency Fair Value Hedge Derivatives and Not Designated as Hedging Instruments at Fair Value (270) $ (229)  
Fair Value Hedging [Member]      
Derivative [Line Items]      
Derivative, Fair Value, Net $ 143,200   $ 13,300