Condensed Consolidated Statements of Comprehensive Income (Loss) (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	May 31, 2014	May 31, 2013	May 31, 2014	May 31, 2013
Foreign currency translation adjustments, tax benefit	$ 0	$ (72)	$ 0	$ (516)
Cash flow hedges, tax expense (benefit)	136	(1)	36	23
Pension obligations, tax expense	$ 26	$ 105	$ 77	$ 408