Restructuring Costs (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Aug. 31, 2016	Aug. 31, 2016	Aug. 31, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 400	$ 776	$ 587
Office restructure cost		400
Severance costs			570
Accrued restructuring costs	$ 200	200
Restructuring liability			$ 100
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs		$ 40