v3.26.1
Fair Value (Tables)
 6 Months Ended
Apr. 03, 2026
Fair Value Disclosures [Abstract]  
Fair Value Assets and Liabilities Measured on Recurring Basis
Assets and liabilities recorded at fair value on a recurring basis consisted of the following (in millions):         
As of
April 3, 2026October 3, 2025
Fair Value MeasurementsFair Value Measurements
Total
Level 1
Level 2
Level 3
Total
Level 1
Level 2
Level 3
Assets
Cash and cash equivalents (1)$1,413.3 $1,412.4 $0.9 $— $1,161.3 $1,120.3 $41.0 $— 
U.S. Treasury and government securities19.0 4.7 14.3 — 126.6 109.1 17.5 — 
Corporate bonds and notes 3.7 — 3.7 — 100.5 — 100.5 — 
Municipal bonds0.4 — 0.4 — — — — — 
Total assets at fair value$1,436.4 $1,417.1 $19.3 $— $1,388.4 $1,229.4 $159.0 $— 
(1) Cash equivalents included in Levels 1 and 2 consist of money market funds, municipal bonds, corporate bonds and notes, and U.S. Treasury and government securities purchased with ninety days or less until maturity.
Carrying Values and Estimated Fair Values of Debt Instruments
The carrying amount and estimated fair value of debt consists of the following (in millions):
As of
April 3, 2026October 3, 2025
Carrying AmountEstimated Fair ValueCarrying AmountEstimated Fair Value
1.80% Senior Notes due 2026$499.9 $497.6 $499.4 $491.1 
3.00% Senior Notes due 2031496.7 447.3 496.4 453.4 
Total debt under Senior Notes$996.6 $944.9 $995.8 $944.5