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CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2023	Sep. 30, 2022	Apr. 01, 2022
Accumulated depreciation	$ 171,961	$ 171,843	$ 170,277
Treasury stock (in shares)	20,149	45,961	46,045
Class A
Common stock, issued (in shares)	9,047,113	8,984,253	8,960,104
Common stock, shares outstanding (in shares)	9,047,113	8,984,253	8,960,104
Class B
Common stock, issued (in shares)	1,207,798	1,207,798	1,207,882
Common stock, shares outstanding (in shares)	1,207,798	1,207,798	1,207,882

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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