Note 9 - Stock-based Compensation (Tables)

12 Months Ended

Sep. 30, 2023

Notes Tables

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

	Year Ended
	September 30,			October 1,			October 2,
	2023			2022			2021
Expected term (in years)		4.35			4.61			4.87
Risk-free interest rate		4.27	%		3.03	%		0.68	%
Expected volatility		49.61	%		49.63	%		50.34	%
Expected dividend yield		0.40	%		0.34	%		0.42	%

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

						Contractual		Aggregate
	Options			Weighted		Term - Weighted		Intrinsic
	Outstanding			Average		Average		Value
	(in thousands)			Exercise Price		(in years)		(in thousands)
Outstanding at October 3, 2020		482		$	24.90
Granted		74			34.76
Exercised		(128	)		21.17			$	2,212
Outstanding at October 2, 2021		428			27.72
Granted		82			35.32
Exercised		(85	)		24.23				1,615
Forfeited		(60	)		29.29
Outstanding at October 1, 2022		365			30.00
Granted		97			30.63
Exercised		(32	)		21.29				350
Forfeited		(19	)		33.22
Outstanding at September 30, 2023		411			30.68		6.59		1,561
Vested and anticipated to vest in the future at September 30, 2023		403			30.66		6.54		1,551
Exercisable at September 30, 2023		258			29.63		5.09		1,364

Share-Based Payment Arrangement, Cost by Plan [Table Text Block]

	Year Ended
	September 30,		October 1,		October 2,
(In thousands)	2023		2022		2021
Restricted stock unit grants:
Units		57		43		43
Market value	$	1,738	$	1,563	$	1,430
Compensation expense		1,392		1,365		1,128

Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

				Weighted		Aggregate
	Restricted			Average		Intrinsic
	Stock Units			Grant Date		Value
(Unit amounts in thousands)	Outstanding			Fair Value		(in thousands)
Balance, October 3, 2020		122		$	23.07
Granted		43			33.22
Vested		(36	)		29.21	$	1,191
Balance, October 2, 2021		129			24.73
Granted		43			35.93
Forfeited		(3	)		22.09
Vested		(49	)		22.17		1,773
Balance, October 1, 2022		120			29.88
Granted		57			30.53
Forfeited		(10	)		30.36
Vested		(62	)		25.71		1,911
Balance, September 30, 2023		105			35.07