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Accounts Receivable (Tables)
9 Months Ended
Feb. 28, 2025
Accounts Receivable  
Schedule of accounts receivable

February 28, 

May 31, 

    

2025

    

2024

U.S. Government contracts:

 

  

 

  

Trade receivables

$

32.8

$

34.4

Unbilled receivables

 

17.1

 

9.4

 

49.9

 

43.8

All other customers:

 

 

Trade receivables

 

243.2

 

216.1

Unbilled receivables

 

19.4

 

27.3

 

262.6

 

243.4

$

312.5

$

287.2