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. 02, 2021		28,047,000
Exercise of stock options and vesting of other share-based awards		228,000
Treasury shares purchased (in shares)		(416,000)
End of period (in shares) at Apr. 02, 2022		27,859,000
Beginning of period at Oct. 02, 2021	$ 1,028,232	$ 538	$ 639,778	$ (1,043,091)	$ 1,433,991	$ (2,984)
Exercise of stock options and vesting of other share-based awards		3
Share-based compensation expense			12,178
Exercise of stock options and vesting of other share-based awards, including tax withholding			(10,781)
Treasury shares purchased				(35,135)
Net income	50,292				50,292
Other comprehensive income (loss)	(4,198)					(4,198)
End of period at Apr. 02, 2022	1,040,591	$ 541	641,175	(1,078,226)	1,484,283	(7,182)
Beginning of period (in shares) at Jan. 01, 2022		27,997,000
Exercise of stock options and vesting of other share-based awards		168,000
Treasury shares purchased (in shares)		(306,000)
End of period (in shares) at Apr. 02, 2022		27,859,000
Beginning of period at Jan. 01, 2022	1,044,095	$ 539	642,654	(1,053,222)	1,457,414	(3,290)
Exercise of stock options and vesting of other share-based awards		2
Share-based compensation expense			5,908
Exercise of stock options and vesting of other share-based awards, including tax withholding			(7,387)
Treasury shares purchased				(25,004)
Net income	26,869				26,869
Other comprehensive income (loss)	(3,892)					(3,892)
End of period at Apr. 02, 2022	$ 1,040,591	$ 541	641,175	(1,078,226)	1,484,283	(7,182)
Beginning of period (in shares) at Oct. 01, 2022	27,679,000	27,679,000
Exercise of stock options and vesting of other share-based awards		209,000
Treasury shares purchased (in shares)		(241,000)
End of period (in shares) at Apr. 01, 2023	27,647,000	27,647,000
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		2
Share-based compensation expense			11,482
Exercise of stock options and vesting of other share-based awards, including tax withholding			(12,282)
Treasury shares purchased				(23,877)
Net income	83,034				83,034
Other comprehensive income (loss)	28,292					28,292
End of period at Apr. 01, 2023	$ 1,182,382	$ 543	651,667	(1,117,360)	1,655,268	(7,736)
Beginning of period (in shares) at Dec. 31, 2022		27,612,000
Exercise of stock options and vesting of other share-based awards		160,000
Treasury shares purchased (in shares)		(125,000)
End of period (in shares) at Apr. 01, 2023	27,647,000	27,647,000
Beginning of period at Dec. 31, 2022	$ 1,150,259	$ 541	654,059	(1,104,953)	1,614,424	(13,812)
Exercise of stock options and vesting of other share-based awards		2
Share-based compensation expense			5,799
Exercise of stock options and vesting of other share-based awards, including tax withholding			(8,191)
Treasury shares purchased				(12,407)
Net income	40,844				40,844
Other comprehensive income (loss)	6,076					6,076
End of period at Apr. 01, 2023	$ 1,182,382	$ 543	$ 651,667	$ (1,117,360)	$ 1,655,268	$ (7,736)