Note 7 - Segment Information (Details) (USD $) In Thousands, unless otherwise specified	Aug. 31, 2014	Aug. 31, 2013	Aug. 31, 2012
Note 7 - Segment Information (Details) [Line Items]
Goodwill (in Dollars)	$ 285,608	$ 244,573	$ 245,791
European Union [Member]
Note 7 - Segment Information (Details) [Line Items]
Goodwill (in Dollars)	285,600
UNITED STATES
Note 7 - Segment Information (Details) [Line Items]
Goodwill (in Dollars)	179,434	167,822	167,817
Goodwill Percentage Per Segment	63.00%
Europe [Member]
Note 7 - Segment Information (Details) [Line Items]
Goodwill (in Dollars)	103,032	73,424	73,806
Goodwill Percentage Per Segment	36.00%
Asia Pacific [Member]
Note 7 - Segment Information (Details) [Line Items]
Goodwill (in Dollars)	$ 3,142	$ 3,327	$ 4,168
Goodwill Percentage Per Segment	1.00%