Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2015	Aug. 31, 2014	Aug. 31, 2013
Goodwill
Goodwill, Acquired During Period	$ 432,834	$ 60,941
Goodwill, Translation and Purchase Accounting Adjustments	(11,550)	1,832
Goodwill	623,583	202,299	$ 139,526
EMEA [Member]
Goodwill
Goodwill, Acquired During Period	(111)	14,015
Goodwill, Translation and Purchase Accounting Adjustments	(10,132)	1,676
Goodwill	75,714	85,957	70,266
USCAN [Member]
Goodwill
Goodwill, Acquired During Period	183,056	46,289
Goodwill, Translation and Purchase Accounting Adjustments	0	0
Goodwill	285,791	102,735	56,446
LATAM [Member]
Goodwill
Goodwill, Acquired During Period	0	0
Goodwill, Translation and Purchase Accounting Adjustments	(1,249)	130
Goodwill	11,695	12,944	12,814
APAC [Member]
Goodwill
Goodwill, Acquired During Period	407	637
Goodwill, Translation and Purchase Accounting Adjustments	(169)	26
Goodwill	901	663	0
EC [Member]
Goodwill
Goodwill, Acquired During Period	249,482	0
Goodwill, Translation and Purchase Accounting Adjustments	0	0
Goodwill	$ 249,482	$ 0	$ 0