Note 14 - Earnings Per Share - Basic and Diluted Earnings Per Share Attributable to Common Shareholders (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
Oct. 01, 2022	Oct. 02, 2021	Oct. 03, 2020
Net earnings	$ 125,011	$ 66,610	$ 19,009
Basic weighted average shares outstanding (in shares)	19,517	19,344	19,278
Dilutive effect of stock-based compensation (in shares)	112	190	105
Diluted weighted average shares outstanding (in shares)	19,629	19,534	19,383
Basic (in dollars per share)	$ 6.41	$ 3.44	$ 0.99
Diluted (in dollars per share)	$ 6.37	$ 3.41	$ 0.98

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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