XML 59 R43.htm IDEA: XBRL DOCUMENT v3.21.1
Financial Assets Measured at Fair Value on Recurring Basis (Detail) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Short-term bank deposits $ 214.5 $ 0.6
Foreign currency derivative contracts 2.5 0.7
Total financial assets 3,797.7 3,767.4
Money Market Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 0.0 28.2
Government And Corporate Debentures Fixed Interest Rate    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 2,626.9 3,008.9
Government And Corporate Debentures Floating Interest Rate    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 187.8 184.4
Short term deposits    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 36.8 69.0
Government Sponsored Enterprises Debentures    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 714.7 475.6
Fair Value, Inputs, Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Short-term bank deposits 214.5 0.6
Total financial assets 265.8 97.8
Fair Value, Inputs, Level 1 | Money Market Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 14.5 28.2
Fair Value, Inputs, Level 1 | Short term deposits    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 36.8 69.0
Fair Value, Inputs, Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Foreign currency derivative contracts 2.5 0.7
Total financial assets 3,531.9 3,669.6
Fair Value, Inputs, Level 2 | Government And Corporate Debentures Fixed Interest Rate    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 2,626.9 3,008.9
Fair Value, Inputs, Level 2 | Government And Corporate Debentures Floating Interest Rate    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 187.8 184.4
Fair Value, Inputs, Level 2 | Government Sponsored Enterprises Debentures    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities $ 714.7 $ 475.6