Note 15 - Income Taxes (Tables)

9 Months Ended

May 31, 2014

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

	Three Months Ended May 31,						Nine Months Ended May 31,
	2014			2013			2014			2013
U.S. operations	$	58,943		$	59,122		$	181,631		$	162,101
Non-U.S. operations		14,428			12,876			42,220			37,930
Income before income taxes	$	73,371		$	71,998		$	223,851		$	200,031
U.S. operations	$	20,631		$	15,787		$	60,560		$	44,115
Non-U.S. operations		1,208			2,844			7,155			8,242
Total provision for income taxes	$	21,839		$	18,631		$	67,715		$	52,357
Effective tax rate		29.8	%		25.9	%		30.3	%		26.2	%

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Nine Months Ended
	May 31,
	2014			2013
Current
U.S. Federal	$	58,300		$	37,498
U.S. state and local		2,861			2,440
Non-U.S.		7,452			8,370
Total current taxes	$	68,613		$	48,308
Deferred
U.S. Federal	$	(631	)	$	3,896
U.S. state and local		29			281
Non-U.S.		(296	)		(128	)
Total deferred taxes	$	(898	)	$	4,049
Total provision for income taxes	$	67,715		$	52,357

Schedule of Deferred Tax Assets [Table Text Block]

	May 31, 2014			Aug 31, 2013
Deferred tax assets
Current
Receivable reserve	$	602		$	614
Deferred rent		1,067			2,191
Other		(2	)		(2	)
Net current deferred taxes	$	1,667		$	2,803
Non-current
Depreciation on property, equipment and leasehold improvements	$	9,166		$	6,329
Deferred rent		3,816			2,772
Stock-based compensation		18,746			19,828
Purchased intangible assets, including acquired technology		(9,644	)		(8,401	)
Other		1,503			1,495
Net non-current deferred taxes	$	23,587		$	22,023
Total deferred tax assets	$	25,254		$	24,826

	May 31, 2014			Aug 31, 2013
Deferred tax liabilities (non-current)
Purchased intangible assets, including acquired technology	$	4,309		$	2,761
Stock-based compensation		(964	)		(365	)
Depreciation on property, equipment and leasehold improvements		(716	)		0
Other		463			0
Total deferred tax liabilities (non-current)	$	3,092		$	2,396

Summary of Income Tax Contingencies [Table Text Block]

Unrecognized income tax benefits at August 31, 2013	$	5,435
Additions based on tax positions related to the current year		691
Reductions for tax positions of prior years		(203	)
Reductions from settlements with taxing authorities		(766	)
Unrecognized income tax benefits at May 31, 2014	$	5,157

Summary of Income Tax Examinations [Table Text Block]

Major Tax Jurisdictions	Open Tax Years
U.S.
Federal	2013
State (various)	2010 through 2013
Europe
France	2011 through 2013
United Kingdom	2011 through 2013