Consolidated Condensed Statement of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 03, 2021	Mar. 28, 2020	Apr. 03, 2021	Mar. 28, 2020
Statement of Comprehensive Income [Abstract]
Net earnings	$ 48,688	$ 49,745	$ 86,530	$ 99,772
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	(12,935)	(23,418)	20,562	(1,885)
Retirement liability adjustment	4,322	6,116	5,918	10,479
Change in accumulated income (loss) on derivatives	(702)	(1,163)	(604)	239
Other comprehensive income (loss), net of tax	(9,315)	(18,465)	25,876	8,833
Comprehensive income	$ 39,373	$ 31,280	$ 112,406	$ 108,605