Fair Value Measurements (Tables)

3 Months Ended

12 Months Ended

Jan. 01, 2023

Oct. 02, 2022

Fair Value Disclosures [Abstract]

Assets And Liabilities Measured At Fair Value On A Recurring Basis


									Fair Value Measurements at Reporting Date Using
			Balance at January 1, 2023						Quoted Prices in Active Markets for Identical Assets (Level 1)						Significant Other Observable Inputs (Level 2)						Significant Unobservable Inputs (Level 3)
Assets:
Cash and cash equivalents			$	3,186.5					$	3,042.5					$	144.0					$	—
Short-term investments:
Available-for-sale debt securities


Commercial paper			0.2						—						0.2						—
Corporate debt securities			23.2						—						23.2						—
U.S. government treasury securities			8.9						8.9						—						—




Total available-for-sale debt securities			32.3						8.9						23.4						—
Structured deposits			28.8						—						28.8						—
Marketable equity securities			62.8						62.8						—						—
Total short-term investments			123.9						71.7						52.2						—
Prepaid expenses and other current assets:
Derivative assets			38.5						—						38.5						—
Long-term investments:
Available-for-sale debt securities



Corporate debt securities			136.4						—						136.4						—
Foreign government obligations			3.8						—						3.8						—
Mortgage and other asset-backed securities			53.3						—						53.3						—
State and local government obligations			1.3						—						1.3						—
U.S. government treasury securities			88.8						88.8						—						—
Total long-term investments			283.6						88.8						194.8						—
Other long-term assets:
Derivative assets			99.2						—						99.2						—

Total assets			$	3,731.7					$	3,203.0					$	528.7					$	—
Liabilities:
Accrued liabilities:
Derivative liabilities			$	35.2					$	—					$	35.2					$	—
Other long-term liabilities:
Derivative liabilities			45.3						—						45.3						—
Total liabilities			$	80.5					$	—					$	80.5					$	—


									Fair Value Measurements at Reporting Date Using
			Balance at October 2, 2022						Quoted Prices in Active Markets for Identical Assets (Level 1)						Significant Other Observable Inputs (Level 2)						Significant Unobservable Inputs (Level 3)
Assets:
Cash and cash equivalents			$	2,818.4					$	2,797.3					$	21.1					$	—
Short-term investments:
Available-for-sale debt securities


Corporate debt securities			22.4						—						22.4						—
U.S. government treasury securities			9.3						9.3						—						—


Total available-for-sale debt securities			31.7						9.3						22.4						—
Structured deposits			275.1						—						275.1						—
Marketable equity securities			57.7						57.7						—						—
Total short-term investments			364.5						67.0						297.5						—
Prepaid expenses and other current assets:
Derivative assets			75.1						—						75.1						—
Long-term investments:
Available-for-sale debt securities



Corporate debt securities			134.7						—						134.7						—
Foreign government obligations			3.8						—						3.8						—
Mortgage and other asset-backed securities			56.5						—						56.5						—
State and local government obligations			1.3						—						1.3						—
U.S. government treasury securities			82.8						82.8						—						—
Total long-term investments			279.1						82.8						196.3						—
Other long-term assets:
Derivative assets			156.2						—						156.2						—
Total assets			$	3,693.3					$	2,947.1					$	746.2					$	—
Liabilities:
Accrued liabilities:
Derivative liabilities			$	21.0					$	—					$	21.0					$	—
Other long-term liabilities:
Derivative liabilities			34.0						—						34.0						—
Total liabilities			$	55.0					$	—					$	55.0					$	—