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. 03, 2020		29,002,000
Exercise of stock options and vesting of other share-based awards		323,000
Treasury shares purchased (in shares)		(1,278,000)
End of period (in shares) at Oct. 02, 2021		28,047,000
Beginning of period at Oct. 03, 2020	$ 977,480	$ 535	$ 621,564	$ (934,639)	$ 1,295,079	$ (5,059)
Exercise of stock options and vesting of other share-based awards		3
Share-based compensation expense			24,326
Exercise of stock options and vesting of other share-based awards, including tax withholding			(6,112)
Treasury shares purchased				(108,452)
Net income	138,912				138,912
Other comprehensive income (loss)	2,075					2,075
End 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		235,000
Treasury shares purchased (in shares)		(603,000)
End 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		$ 3
Share-based compensation expense			23,377
Exercise of stock options and vesting of other share-based awards, including tax withholding			(10,688)
Treasury shares purchased				(50,392)
Net income	$ 138,243				138,243
Other comprehensive income (loss)	(33,044)					(33,044)
End 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		212,000
Treasury shares purchased (in shares)		(425,000)
End 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		$ 2
Share-based compensation expense			21,300
Exercise of stock options and vesting of other share-based awards, including tax withholding			(12,497)
Treasury shares purchased				(40,946)
Net income	$ 139,094				139,094
Other comprehensive income (loss)	11,698					11,698
End of period at Sep. 30, 2023	$ 1,214,382	$ 543	$ 661,270	$ (1,134,429)	$ 1,711,328	$ (24,330)