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Financial Instruments And Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2022
Fair Value Disclosures [Abstract]  
Gains (losses) recognized related to equity investments
Three Months Ended March 31,
20222021
Net gains (losses) recognized during the period on equity securities$(0.1)$7.5 
Less: Net gains recognized during the period on equity securities sold during the period— 7.5 
Unrealized losses recognized during the reporting period on equity securities still held at the reporting date$(0.1)$— 
Summary Of Carrying Values And Fair Values Of Fixed Rate Debt A summary of the aggregate carrying values and fair values of our fixed rate long-term debt is as follows:
March 31,
2022
December 31,
2021
Carrying value$3,548.3 $2,858.4 
Fair value$3,498.2 $3,017.8 
Nonfinancial Assets Measured and Recorded At Fair Value On A Nonrecurring Basis
The following table presents assets measured and recorded at fair value on a nonrecurring basis during the three months ended March 31, 2022 and 2021:
20222021
DescriptionFair Value
Measurements Using Significant
Unobservable Inputs
(Level 3)
Gain/(Loss)Fair Value
Measurements Using Significant
Unobservable Inputs
(Level 3)
Gain/(Loss)
Right-of-use assets$— $— $— $(0.1)
Long-lived assets held and used$— $(0.4)$6.0 $(0.9)