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SHORT-TERM INVESTMENTS
6 Months Ended
Sep. 30, 2022
Investments, Debt and Equity Securities [Abstract]  
SHORT-TERM INVESTMENTS SHORT-TERM INVESTMENTS
Our Short-term investments consisted of the following:
 September 30, 2022
  Gross
Unrealized
 
 Cost or
Amortized Cost
GainsLossesFair Value
Short-term investments    
Bank time deposits$17.3 $— $— $17.3 
Available-for-sale securities:    
Corporate bonds316.7 — (5.7)311.0 
US Treasuries 5.0 — — 5.0 
Commercial paper14.7 — — 14.7 
Total Short-term investments$353.7 $ $(5.7)$348.0 
 
 March 31, 2022
  Gross
Unrealized
 Cost or
Amortized Cost
GainsLossesFair Value
Short-term investments    
Bank time deposits$131.8 $— $— $131.8 
Available-for-sale securities:    
Corporate bonds544.3 — (5.8)538.5 
US Treasuries23.4 — — 23.4 
Commercial Paper125.4 — — 125.4 
Certificates of Deposit1.0 — — 1.0 
Total Short-term investments$825.9 $— $(5.8)$820.1 
The following table summarizes the contracted maturities of our short-term investments at September 30, 2022:
 September 30, 2022
 Amortized
Cost
Fair
Value
Short-term investments  
Due in 1 year or less$334.2 $329.2 
Due in 1 - 2 years19.5 18.8 
Total Short-term investments$353.7 $348.0