Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2020	May 31, 2019	May 31, 2020	May 31, 2019
Income Taxes [Abstract]
Income tax expense	$ 10,220	$ (394)	$ 7,985	$ (704)
Pre-tax loss	(748)	$ (2,418)	$ (2,430)	$ (7,602)
Effective tax rate			329.00%
Income tax expense, increase deferred tax asset valuation allowance			$ 10,200
Valuation allowance against deferred tax assets	$ 10,200		$ 10,200