Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common stock	Additional paid-in capital	Treasury stock	Retained earnings	Accumulated other comprehensive loss
Beginning of period (in shares) at Oct. 01, 2022		27,679,000
Exercise of stock options and vesting of other share-based awards		49,000
Treasury shares purchased (in shares)		(116,000)
End of period (in shares) at Dec. 31, 2022		27,612,000
Beginning of period at Oct. 01, 2022	$ 1,095,731	$ 541	$ 652,467	$ (1,093,483)	$ 1,572,234	$ (36,028)
Exercise of stock options and vesting of other share-based awards		0
Share-based compensation expense			5,683
Exercise of stock options and vesting of other share-based awards, including tax withholding			(4,091)
Treasury shares purchased				(11,470)
Net income	42,190				42,190
Other comprehensive income	22,216					22,216
End of period at Dec. 31, 2022	$ 1,150,259	$ 541	654,059	(1,104,953)	1,614,424	(13,812)
Beginning of period (in shares) at Sep. 30, 2023	27,466,000	27,466,000
Exercise of stock options and vesting of other share-based awards		38,000
Treasury shares purchased (in shares)		0
End of period (in shares) at Dec. 30, 2023	27,504,000	27,504,000
Beginning of period at Sep. 30, 2023	$ 1,214,382	$ 543	661,270	(1,134,429)	1,711,328	(24,330)
Exercise of stock options and vesting of other share-based awards		0
Share-based compensation expense			5,178
Exercise of stock options and vesting of other share-based awards, including tax withholding			(2,906)
Treasury shares purchased				0
Net income	29,215				29,215
Other comprehensive income	20,886					20,886
End of period at Dec. 30, 2023	$ 1,266,755	$ 543	$ 663,542	$ (1,134,429)	$ 1,740,543	$ (3,444)