Goodwill and Intangible Assets - Schedule of Finite-Lived Intangible Assets, Future Amortization Expense (Details) $ in Thousands	Aug. 31, 2019 USD ($)
Goodwill And Intangible Assets Disclosure [Abstract]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	$ 6,837
Finite Lived Intangible Assets, Amortization Expense, Due in Two Years	6,618
Finite Lived Intangible Assets, Amortization Expense, Due in Three Years	6,137
Finite Lived Intangible Assets, Amortization Expense, Due in Four Years	5,510
Finite Lived Intangible Assets Amortization Expense Next Five Years	$ 5,382