Interim Condensed Consolidated Balance Sheets (Parenthetical) $ in Thousands	Mar. 29, 2024 USD ($) vote $ / shares shares	Sep. 29, 2023 USD ($) vote shares
Allowance for doubtful accounts | $	$ 6,213	$ 9,683
Contract assets, allowance for credit losses | $	$ 105	$ 138
Class A Common Stock [Member]
Common stock, par value (usd per share) | $ / shares	$ 0.001
Common stock voting right per share (votes per share) | vote	1
Common stock, shares authorized (shares)	500,000,000	500,000,000
Common stock, shares issued (shares)	59,737,770	59,673,633
Common stock, shares outstanding (shares)	59,737,770	59,673,633
Class B Common Stock [Member]
Common stock, par value (usd per share) | $ / shares	$ 0.001
Common stock voting right per share (votes per share) | vote	10	10
Common stock, shares authorized (shares)	500,000,000	500,000,000
Common stock, shares issued (shares)	36,085,779	36,085,779
Common stock, shares outstanding (shares)	36,085,779	36,085,779