Consolidated Condensed Statements of Shareholders' Equity Statement - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Stock Employee Compensation Trust (SECT)	Supplemental Retirement Plan (SERP) Trust	Accumulated Other Comprehensive Loss	Class A Common Stock	Class A Common Stock Treasury Stock	Class A Common Stock Stock Employee Compensation Trust (SECT)	Class B Common Stock	Class B Common Stock Treasury Stock	Class B Common Stock Stock Employee Compensation Trust (SECT)	Class B Common Stock Supplemental Retirement Plan (SERP) Trust
Beginning of period at Oct. 02, 2021		$ 51,280	$ 509,622	$ 2,237,848	$ (1,007,506)	$ (79,776)	$ (63,764)	$ (247,560)
Increase (Decrease) in Stockholders' Equity
Issuance of shares			9,187		6,087
Equity-based compensation expense			5,706
Adjustments to market - SECT and SERP			4,056
Net earnings	$ 125,761			125,761
Dividends				(24,653)
Class A and B shares purchased					(30,485)
Issuance of shares - SECT						7,586
Purchase of shares - SECT	(11,484)					(11,484)
Adjustment to market						(1,891)	(2,165)
Other comprehensive income (loss)	(56,424)							(56,424)
End of period at Jul. 02, 2022	$ 1,431,425	51,280	528,571	2,338,956	(1,031,904)	(85,565)	(65,929)	(303,984)
Beginning of period - Common Stock at Oct. 02, 2021									43,803,236			7,476,477
Increase (Decrease) in Stockholders' Equity
Conversion of Class B to Class A									2,629			(2,629)
End of period - Common Stock at Jul. 02, 2022									43,805,865			7,473,848
Beginning of period, Shares at Oct. 02, 2021										(14,157,721)	(425,148)		(3,179,055)	(600,880)	(826,170)
Increase (Decrease) in Stockholders' Equity
Class A and B shares issued related to equity compensation, shares										37,707			225,702
Class A and B shares purchased, shares										(301,673)			(102,544)
Issuance of shares - SECT														93,899
Purchase of shares - SECT														(137,770)
End of period, Shares at Jul. 02, 2022										(14,421,687)	(425,148)		(3,055,897)	(644,751)	(826,170)
Increase (Decrease) in Stockholders' Equity
Common Stock, Dividends, Per Share, Declared	$ 0.77
Beginning of period at Apr. 02, 2022		51,280	543,292	2,296,849	(1,028,414)	(94,548)	(73,876)	(263,935)
Increase (Decrease) in Stockholders' Equity
Issuance of shares			1,578		514
Equity-based compensation expense			1,707
Adjustments to market - SECT and SERP			(18,006)
Net earnings	$ 50,409			50,409
Dividends				(8,302)
Class A and B shares purchased					(4,004)
Issuance of shares - SECT						12
Purchase of shares - SECT						(1,088)
Adjustment to market						10,059	7,947
Other comprehensive income (loss)	(40,049)							(40,049)
End of period at Jul. 02, 2022	$ 1,431,425	51,280	528,571	2,338,956	(1,031,904)	(85,565)	(65,929)	(303,984)
Beginning of period - Common Stock at Apr. 02, 2022									43,803,861			7,475,852
Increase (Decrease) in Stockholders' Equity
Conversion of Class B to Class A									2,004			(2,004)
End of period - Common Stock at Jul. 02, 2022									43,805,865			7,473,848
Beginning of period, Shares at Apr. 02, 2022										(14,377,074)	(425,148)		(3,082,267)	(632,060)	(826,170)
Increase (Decrease) in Stockholders' Equity
Class A and B shares issued related to equity compensation, shares										8,678			26,530
Class A and B shares purchased, shares										(53,291)			(160)
Issuance of shares - SECT														136
Purchase of shares - SECT														(12,827)
End of period, Shares at Jul. 02, 2022										(14,421,687)	(425,148)		(3,055,897)	(644,751)	(826,170)
Increase (Decrease) in Stockholders' Equity
Common Stock, Dividends, Per Share, Declared	$ 0.26
Beginning of period at Oct. 01, 2022	$ 1,436,813	51,280	516,123	2,360,055	(1,047,012)	(73,602)	(58,989)	(311,042)
Increase (Decrease) in Stockholders' Equity
Issuance of shares			7,627		9,312
Equity-based compensation expense			6,297
Adjustments to market - SECT and SERP			63,975
Net earnings	131,416			131,416
Dividends				(25,459)
Class A and B shares purchased					(20,858)
Issuance of shares - SECT						9,863
Purchase of shares - SECT	(10,035)					(10,035)
Adjustment to market						(35,985)	(27,990)
Other comprehensive income (loss)	76,208							76,208
End of period at Jul. 01, 2023	$ 1,621,184	51,280	594,022	2,466,012	(1,058,558)	(109,759)	(86,979)	(234,834)
Beginning of period - Common Stock at Oct. 01, 2022									43,806,835			7,472,878
Increase (Decrease) in Stockholders' Equity
Conversion of Class B to Class A									604			(604)
End of period - Common Stock at Jul. 01, 2023									43,807,439			7,472,274
Beginning of period, Shares at Oct. 01, 2022										(14,614,444)	(425,148)		(3,020,291)	(611,942)	(826,170)
Increase (Decrease) in Stockholders' Equity
Class A and B shares issued related to equity compensation, shares										44,749			243,723
Class A and B shares purchased, shares										(91,421)			(156,865)
Issuance of shares - SECT														113,105
Purchase of shares - SECT														(105,833)
End of period, Shares at Jul. 01, 2023										(14,661,116)	(425,148)		(2,933,433)	(604,670)	(826,170)
Increase (Decrease) in Stockholders' Equity
Common Stock, Dividends, Per Share, Declared	$ 0.80
Beginning of period at Apr. 01, 2023		51,280	576,506	2,432,225	(1,056,187)	(99,880)	(81,634)	(242,533)
Increase (Decrease) in Stockholders' Equity
Issuance of shares			3,312		305
Equity-based compensation expense			1,726
Adjustments to market - SECT and SERP			12,478
Net earnings	$ 42,387			42,387
Dividends				(8,600)
Class A and B shares purchased					(2,676)
Issuance of shares - SECT						68
Purchase of shares - SECT						(2,814)
Adjustment to market						(7,133)	(5,345)
Other comprehensive income (loss)	7,699							7,699
End of period at Jul. 01, 2023	$ 1,621,184	$ 51,280	$ 594,022	$ 2,466,012	$ (1,058,558)	$ (109,759)	$ (86,979)	$ (234,834)
Beginning of period - Common Stock at Apr. 01, 2023									43,806,835			7,472,878
Increase (Decrease) in Stockholders' Equity
Conversion of Class B to Class A									604			(604)
End of period - Common Stock at Jul. 01, 2023									43,807,439			7,472,274
Beginning of period, Shares at Apr. 01, 2023										(14,663,116)	(425,148)		(2,946,838)	(577,327)	(826,170)
Increase (Decrease) in Stockholders' Equity
Class A and B shares issued related to equity compensation, shares										3,130			41,192
Class A and B shares purchased, shares										(1,130)			(27,787)
Issuance of shares - SECT														680
Purchase of shares - SECT														(28,023)
End of period, Shares at Jul. 01, 2023										(14,661,116)	(425,148)		(2,933,433)	(604,670)	(826,170)
Increase (Decrease) in Stockholders' Equity
Common Stock, Dividends, Per Share, Declared	$ 0.27