Marketable Securities (Tables)

9 Months Ended

Jun. 28, 2019

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
Available for sale:	June 28, 2019		September 28, 2018		June 28, 2019		September 28, 2018
U.S. Treasury and government	$	44.4	$	65.0	$	10.0	$	—
Corporate bonds and notes	83.9		204.1		10.5		12.0
Municipal bonds	62.6		2.0		14.6		0.8
Other government	1.3		23.0		—		10.0
Total	$	192.2	$	294.1	$	35.1	$	22.8

Available-for-sale Securities