Note 7 - Stock-based Compensation - Stock Option Activity (Details) $ / shares in Units, shares in Thousands, $ in Thousands	6 Months Ended
	Mar. 29, 2025 USD ($) $ / shares shares
Options outstanding, balance (in shares) | shares	466
Weighted average exercise price per share (in dollars per share) | $ / shares	$ 31.03
Granted, balance (in shares) | shares	58
Granted, Weighted average exercise price per share (in dollars per share) | $ / shares	$ 31.45
Options outstanding, balance (in shares) | shares	524
Weighted average exercise price per share, Outstanding (in dollars per share) | $ / shares	$ 31.07
Contractual term - weighted average, Outstanding (Year)	6 years 10 months 20 days
Aggregate intrinsic value, Outstanding | $	$ 567
Options outstanding, vested and expected to vest (in shares) | shares	510
Weighted average exercise price per share, vested and expected to vest (in dollars per share) | $ / shares	$ 31.05
Contractual term - weighted average, vested and expected to vest (Year)	6 years 9 months 25 days
Aggregate intrinsic value, vested and expected to vest | $	$ 567
Aggregate intrinsic value, Exercisable (in shares) | shares	322
Weighted average exercise price per share, Exercisable (in dollars per share) | $ / shares	$ 30.49
Contractual term - weighted average, Exercisable (Year)	5 years 6 months 7 days
Aggregate intrinsic value, Exercisable | $	$ 567