XML 53 R42.htm IDEA: XBRL DOCUMENT v3.23.1
Balance Sheet Account Details Marketable Securities (Details) - USD ($)
$ in Millions
Apr. 02, 2023
Jan. 01, 2023
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost $ 77.0 $ 73.8
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (0.4) (0.7)
Marketable securities 42.8 52.1
Marketable securities 33.8 21.0
Total marketable securities 76.6 73.1
Short-term Investments    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 43.0 52.6
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (0.2) (0.5)
Marketable securities 42.8 52.1
Short-term Investments | Corporate bonds    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 33.4 40.5
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (0.2) (0.5)
Marketable securities 33.2 40.0
Short-term Investments | Corporate asset-backed securities    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 6.1 6.7
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 0.0 0.0
Marketable securities 6.1 6.7
Short-term Investments | U.S. government securities    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 0.0 2.0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 0.0 0.0
Marketable securities 0.0 2.0
Short-term Investments | Agency bonds    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 1.0 1.0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 0.0 0.0
Marketable securities 1.0 1.0
Short-term Investments | Sovereign government bonds    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 2.0 1.9
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 0.0 0.0
Marketable securities 2.0 1.9
Short-term Investments | Foreign and other    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 0.5 0.5
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 0.0 0.0
Marketable securities 0.5 0.5
Long-Term Investments | Corporate bonds    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 23.6 13.3
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 0.0 (0.1)
Marketable securities 23.6 13.2
Long-Term Investments | Corporate asset-backed securities    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 8.8 7.9
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (0.1) (0.1)
Marketable securities 8.7 7.8
Long-Term Investments | Agency bonds    
Marketable Securities [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 1.6 0.0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (0.1) 0.0
Marketable securities $ 1.5 $ 0.0