Note 16 - Income Taxes (Details) - Significant Components of Deferred Tax Assets (USD $) In Thousands, unless otherwise specified	Aug. 31, 2014	Aug. 31, 2013
Current
Receivable reserve	$ 597	$ 614
Deferred rent	1,067	2,191
Other	177	(2)
Net current deferred taxes	1,841	2,803
Non-current
Depreciation on property, equipment and leasehold improvements	9,831	6,329
Deferred rent	3,572	2,772
Stock-based compensation	18,160	19,828
Purchased intangible assets, including acquired technology	(10,750)	(8,401)
Other	1,564	1,495
Net non-current deferred taxes	22,377	22,023
Total deferred tax assets	24,218	24,826
Deferred tax liabilities (non-current)
Purchased intangible assets, including acquired technology	3,478	2,761
Stock-based compensation	(860)	(365)
Other	303	0
Total deferred tax liabilities (non-current)	$ 2,921	$ 2,396