Note 14 - Share-Based Compensation (Tables)

12 Months Ended

Aug. 27, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Year Ended
	August 28, 2013			August 29, 2012
Dividend yield		—	%		—	%
Volatility		44.49	%		56.79	%
Risk-free interest rate		0.72	%		0.93	%
Expected life (in years)		5.50			4.25

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Shares Under Fixed Options			Weighted-Average Exercise Price		Weighted-Average Remaining Contractual Term		Aggregate Intrinsic Value
						(Years)		(In thousands)
Outstanding at August 31, 2011		1,356,551		$	7.36		3.9	$	367
Granted		59,426			4.42		0		0
Forfeited/Expired		(238,208	)		11.87		0		0
Outstanding at August 29, 2012		1,177,769		$	6.30		3.1	$	1,500
Granted		109,335			5.95		0		0
Exercised		(93,973	)		4.29		0		0
Forfeited/Expired		(310,363	)		9.85		0		0
Outstanding at August 28, 2013		882,768		$	5.23		4.7	$	2,042
Exercised		(29,253	)		4.27		0		0
Forfeited/Expired		(52,761	)		10.30		0		0
Outstanding at August 27, 2014		800,754		$	4.95		4.1	$	583
Exercisable at August 27, 2014		665,729		$	4.83		3.8	$	553

Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]

	Restricted Stock Units			Weighted Average Fair Value		Weighted- Average Remaining Contractual Term
				(Per share)		(In years)
Unvested at August 31, 2011		96,822			5.11		2.1
Granted		69,713			4.46	–
Forfeited		(2,589	)		5.39	–
Unvested at August 29, 2012		163,946			4.83		1.8
Granted		274,290			6.17	–
Vested		(14,000	)		3.46	–
Unvested at August 28, 2013		424,236		$	5.74		2.1
Granted		63,238			7.09	–
Vested		(80,233	)		5.39	–
Forfeited		(9,404	)		5.79	–
Unvested at August 27, 2014		397,837		$	6.03		1.6