Condensed Consolidated Statements of Income and Comprehensive Income - USD ($)	3 Months Ended		6 Months Ended
	Mar. 28, 2026	Mar. 29, 2025	Mar. 28, 2026	Mar. 29, 2025
Net sales	$ 1,307,863,099	$ 1,331,273,155	$ 2,680,840,665	$ 2,619,387,821
Cost of goods sold	982,604,471	1,020,296,521	2,021,024,334	2,007,276,472
Gross profit	325,258,628	310,976,634	659,816,331	612,111,349
Operating and administrative expenses	291,151,766	289,144,009	586,567,692	569,852,982
Gain (loss) from sale or disposal of assets	364,225	(192,287)	357,571	2,953,915
Income from operations	34,471,087	21,640,338	73,606,210	45,212,282
Other income, net	2,765,415	2,842,253	5,682,735	6,139,638
Interest expense	4,495,087	4,878,576	9,102,160	9,889,565
Income before income taxes	32,741,415	19,604,015	70,186,785	41,462,355
Income tax expense	8,474,000	4,498,000	17,791,000	9,768,000
Net income	24,267,415	15,106,015	52,395,785	31,694,355
Other comprehensive income (loss):
Change in fair value of interest rate swap	448,086	(2,423,650)	(250,466)	666,087
Income tax (expense) benefit	(109,000)	590,000	60,000	(162,000)
Other comprehensive income (loss), net of tax	339,086	(1,833,650)	(190,466)	504,087
Comprehensive income	$ 24,606,501	$ 13,272,365	$ 52,205,319	$ 32,198,442
Class A Common Stock [Member]
Per share amounts:
Basic earnings per common share	$ 1.31	$ 0.81	$ 2.82	$ 1.70
Diluted earnings per common share	1.28	0.80	2.76	1.67
Cash dividends per common share	0.165	0.165	0.33	0.33
Class B Common Stock [Member]
Per share amounts:
Basic earnings per common share	1.19	0.74	2.56	1.55
Diluted earnings per common share	1.19	0.74	2.56	1.55
Cash dividends per common share	$ 0.150	$ 0.150	$ 0.30	$ 0.30