v3.24.1.1.u2
FAIR VALUE MEASUREMENTS - Assets Measured at Fair Value (Details) - USD ($)
$ in Millions
Mar. 31, 2024
Mar. 31, 2023
Assets:    
Short-term investments $ 22.0 $ 187.0
Total financial assets 625.8 1,133.5
Liabilities:    
Contingent earn-out consideration 12.4 66.6
Contingent earn-out consideration 0.7 27.3
Convertible notes 24.6  
Convertible notes 25.9 44.1
Total financial liabilities 63.6 140.5
Money market funds    
Assets:    
Cash and cash equivalents 177.5 145.8
Restricted cash and cash equivalents 238.3 306.1
Restricted cash and cash equivalents, long term 95.9 99.6
Bank-time deposits    
Assets:    
Cash and cash equivalents 64.8 368.0
Short-term investments 22.0 41.8
Restricted cash and cash equivalents 0.5 0.5
Corporate bonds    
Assets:    
Short-term investments   145.2
Private equity    
Assets:    
Private equity 26.8 26.5
Foreign currency forward contracts    
Liabilities:    
Foreign currency forward contracts   2.5
Quoted prices in active markets for identical assets (level 1)    
Assets:    
Total financial assets 599.0 961.8
Liabilities:    
Contingent earn-out consideration 0.0 0.0
Contingent earn-out consideration 0.0 0.0
Convertible notes 0.0  
Convertible notes 0.0 0.0
Total financial liabilities 0.0 0.0
Quoted prices in active markets for identical assets (level 1) | Money market funds    
Assets:    
Cash and cash equivalents 177.5 145.8
Restricted cash and cash equivalents 238.3 306.1
Restricted cash and cash equivalents, long term 95.9 99.6
Quoted prices in active markets for identical assets (level 1) | Bank-time deposits    
Assets:    
Cash and cash equivalents 64.8 368.0
Short-term investments 22.0 41.8
Restricted cash and cash equivalents 0.5 0.5
Quoted prices in active markets for identical assets (level 1) | Corporate bonds    
Assets:    
Short-term investments   0.0
Quoted prices in active markets for identical assets (level 1) | Private equity    
Assets:    
Private equity 0.0 0.0
Quoted prices in active markets for identical assets (level 1) | Foreign currency forward contracts    
Liabilities:    
Foreign currency forward contracts   0.0
Significant other observable inputs (level 2)    
Assets:    
Total financial assets 0.0 145.2
Liabilities:    
Contingent earn-out consideration 0.0 0.0
Contingent earn-out consideration 0.0 0.0
Convertible notes 24.6  
Convertible notes 25.9 44.1
Total financial liabilities 50.5 46.6
Significant other observable inputs (level 2) | Money market funds    
Assets:    
Cash and cash equivalents 0.0 0.0
Restricted cash and cash equivalents 0.0 0.0
Restricted cash and cash equivalents, long term 0.0 0.0
Significant other observable inputs (level 2) | Bank-time deposits    
Assets:    
Cash and cash equivalents 0.0 0.0
Short-term investments 0.0 0.0
Restricted cash and cash equivalents 0.0 0.0
Significant other observable inputs (level 2) | Corporate bonds    
Assets:    
Short-term investments   145.2
Significant other observable inputs (level 2) | Private equity    
Assets:    
Private equity 0.0 0.0
Significant other observable inputs (level 2) | Foreign currency forward contracts    
Liabilities:    
Foreign currency forward contracts   2.5
Significant unobservable inputs (level 3)    
Assets:    
Total financial assets 26.8 26.5
Liabilities:    
Contingent earn-out consideration 12.4 66.6
Contingent earn-out consideration 0.7 27.3
Convertible notes 0.0  
Convertible notes 0.0 0.0
Total financial liabilities 13.1 93.9
Significant unobservable inputs (level 3) | Money market funds    
Assets:    
Cash and cash equivalents 0.0 0.0
Restricted cash and cash equivalents 0.0 0.0
Restricted cash and cash equivalents, long term 0.0 0.0
Significant unobservable inputs (level 3) | Bank-time deposits    
Assets:    
Cash and cash equivalents 0.0 0.0
Short-term investments 0.0 0.0
Restricted cash and cash equivalents 0.0 0.0
Significant unobservable inputs (level 3) | Corporate bonds    
Assets:    
Short-term investments   0.0
Significant unobservable inputs (level 3) | Private equity    
Assets:    
Private equity $ 26.8 26.5
Significant unobservable inputs (level 3) | Foreign currency forward contracts    
Liabilities:    
Foreign currency forward contracts   $ 0.0