Note 5 - Stock-Based Compensation (Tables)

6 Months Ended

Mar. 30, 2013

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

	Three Months Ended						Six Months Ended
(In thousands)	March 30, 2013			March 31, 2012			March 30, 2013			March 31, 2012
Stock options:
Compensation expense	$	347		$	319		$	486		$	448
Excess tax benefits		(295	)		(126	)		(331	)		(131	)

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

	Six Months Ended
	March 30, 2013			March 31, 2012
Risk-free interest rate		1.25	%		1.18	%
Dividend yield		0.74	%		0.92	%
Expected volatility		48.15	%		54.67	%
Expected term (in years)		6.47			5.75

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

	Options			Exercise Price Per Share							Contractual Term -		Aggregate Intrinsic
	Outstanding (in thousands)			Range					Weighted Average		Weighted Average (years)		Value (in thousands)
Outstanding at September 29, 2012		1,160		$	0.36	-	$	20.27	$	11.09
Granted		65			16.45	-		16.45		16.45
Exercised		(254	)		0.36	-		12.43		8.89			$	1,799
Outstanding at March 30, 2013		971			5.43	-		20.27		12.02		6.76		4,446
Vested and anticipated to vest in the future at March 30, 2013		965								12.01		6.75		4,422
Exercisable at March 30, 2013		632								12.03		5.61		2,970

Restricted Stock Units Amortization Expense [Table Text Block]

	Three Months Ended				Six Months Ended
(In thousands)	March 30, 2013		March 31, 2012		March 30, 2013		March 31, 2012
Restricted stock unit grants:
Units		43		54		43		54
Market value	$	703	$	703	$	703	$	703
Compensation expense		433		438		607		678

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

(Unit amounts in thousands)	Restricted Stock Units Outstanding			Weighted Average Grant Date Fair Value
Balance, September 29, 2012		293		$	10.74
Granted		43			16.45
Forfeited		(5	)		10.72
Released		(67	)		10.40
Balance, March 30, 2013		264			11.75