CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2017	May 31, 2016	May 31, 2017	May 31, 2016
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net Income	$ 11,855	$ 7,531	$ 30,601	$ 21,952
Other comprehensive income:
Net unrealized gain (loss) on restricted investments, net of tax	41	75	87	(24)
Change in funded status of pension plans, net of tax	147	94	441	281
Foreign currency translation adjustment	1,504	2,093	(631)	(1,917)
Total other comprehensive income (loss)	1,692	2,262	(103)	(1,660)
Comprehensive income	$ 13,547	$ 9,793	$ 30,498	$ 20,292