Basis Of Presentation Basis of Presentation (Impact of adoption of ASC 606 on Consolidated Condensed Statement of Earnings) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 30, 2019	Mar. 31, 2018	Mar. 30, 2019	Mar. 31, 2018
Item Effected
Net sales	$ 718,811	$ 689,049	$ 1,398,487	$ 1,316,584
Cost of sales	521,410	488,788	1,001,584	931,938
Gross Profit	197,401	192,932	396,903	377,317
Earnings before income taxes	55,618	25,669	113,802	73,503
Income taxes	13,259	11,704	27,374	58,239
Net earnings	42,359	$ 13,965	86,428	$ 15,264
ASC 605
Item Effected
Net sales	704,600		1,381,934
Cost of sales	511,889		989,768
Gross Profit	192,711		392,166
Earnings before income taxes	50,928		109,065
Income taxes	12,025		26,128
Net earnings	38,903		82,937
Adjustment for ASC 606
Item Effected
Net sales	14,211		16,553
Cost of sales	9,521		11,816
Gross Profit	4,690		4,737
Earnings before income taxes	4,690		4,737
Income taxes	1,234		1,246
Net earnings	3,456		3,491
ASC 606
Item Effected
Net sales	718,811		1,398,487
Cost of sales	521,410		1,001,584
Gross Profit	197,401		396,903
Earnings before income taxes	55,618		113,802
Income taxes	13,259		27,374
Net earnings	$ 42,359		$ 86,428