Note 6 - Stock-Based Compensation (Tables)

6 Months Ended

Apr. 02, 2016

Notes Tables

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)	April 2, 2016		March 28, 2015		April 2, 2016		March 28, 2015
Stock options:
Compensation expense	$	383	$	382	$	466	$	555

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

	Six Months Ended
	April 2, 2016			March 28, 2015
Risk-free interest rate		1.39	%		1.77	%
Dividend yield		0.53	%		0.55	%
Expected volatility		39.23	%		37.39	%
Expected term (in years)		5.75			5.67

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 (in years)		Value (in thousands)
Outstanding at October 3, 2015		923		$7.55	-	$21.96	$	15.14
Granted		56		23.95	-	23.95		23.95
Exercised		(343	)	7.55	-	20.50		11.96			$	4,404
Outstanding at April 2, 2016		636		7.55	-	23.95		17.63		6.89		7,230
Vested and anticipated to vest in the future at April 2, 2016		630						17.60		6.87		7,173
Exercisable at April 2, 2016		384						15.79		5.55		5,068

Schedule of RSU Grants and Compensation Expense [Table Text Block]

	Three Months Ended				Six Months Ended
(In thousands)	April 2, 2016		March 28, 2015		April 2, 2016		March 28, 2015
Restricted stock unit grants:
Units		43		36		43		36
Market value	$	1,027	$	790	$	1,027	$	790
Compensation expense		664		449		810		718

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

(Unit amounts in thousands)	Restricted Stock Units Outstanding			Weighted Average Grant Date Fair Value
Balance, October 3, 2015		157		$	18.96
Granted		43			23.95
Released		(38	)		18.50
Balance, April 2, 2016		162			20.39