Marketable Securities (Tables)

6 Months Ended

Mar. 28, 2025

Investments, Debt and Equity Securities [Abstract]

Marketable Securities

The Company’s portfolio of available-for-sale marketable securities consists of the following (in millions):    

	Current				Noncurrent
	March 28, 2025		September 27, 2024		March 28, 2025		September 27, 2024
U.S. Treasury and government securities	$	99.8	$	39.0	$	21.1	$	11.1
Corporate bonds and notes	19.0		155.0		—		0.3
Municipal bonds	—		0.1		—		—
Total marketable securities	$	118.8	$	194.1	$	21.1	$	11.4