Stockholders’ Equity (Tables)

12 Months Ended

Aug. 31, 2013

Stockholders’ Equity [Abstract]

Weighted Average Assumptions Used To Estimate The Fair Value Of Stock Option Grants

	2013		2012		2011
Expected term (years)	4.9		4.9		4.7
Expected volatility	48	%	48	%	46	%
Risk-free interest rate	0.8	%	0.8	%	2.0	%
Expected dividend yield	-	%	-	%	-	%

Summary Of Stock Option Activity

	Options		Weighted Average Exercise Price	Weighted Average Remaining Contractual Life (Yrs.)		Aggregate Intrinsic Value
Outstanding September 1, 2012	7,258	$	12.41
Granted	729		11.28
Exercised	(1,527)		10.71
Forfeited or expired	(898)		15.42
Outstanding at August 31, 2013	5,562	$	12.25	3.29	$	26,239
Exercisable at August 31, 2013	4,138	$	13.22	2.43	$	16,936

Summary Of Restricted Stock Units

	Restricted Stock Units		Weighted Average Grant Date Fair Value
Outstanding September 1, 2012	119	$	8.31
Granted	32		11.26
Vested	(80)		8.57
Outstanding at August 31, 2013	71	$	9.36