Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Nov. 30, 2018	Nov. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of Intangible Assets	$ 800	$ 900
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	3,070
Finite-Lived Intangible Assets, Amortization Expense, Year Two	2,991
Finite-Lived Intangible Assets, Amortization Expense, Year Three	2,933
Finite-Lived Intangible Assets, Amortization Expense, Year Four	2,751
Finite-Lived Intangible Assets, Amortization Expense, Year Five	$ 2,667