Stockholder's Equity (Narrative) (Details)	12 Months Ended
	Sep. 27, 2025 item
Class of Stock [Line Items]
Number of classes of common stock	2
Percentage of cash dividend or liquidation payment based on Class B common stock	110.00%
Minimum [Member]
Class of Stock [Line Items]
Number of directors that can be set by board of directors	5
Maximum [Member]
Class of Stock [Line Items]
Number of directors that can be set by board of directors	11
Class A Common Stock [Member]
Class of Stock [Line Items]
Number of votes per share held by common stock holders	1
Percentage of directors to be elected by holders of common stock	25.00%
Class B Common Stock [Member]
Class of Stock [Line Items]
Number of votes per share held by common stock holders	10
Minimum percentage of outstanding common stock of both classes represented by common stock	12.50%