XML 36 R26.htm IDEA: XBRL DOCUMENT v3.23.4
Accounts Receivable (Tables)
6 Months Ended
Nov. 30, 2023
Accounts Receivable  
Schedule of accounts receivable

​

​

​

​

​

​

​

​

​

​

November 30, 

​

May 31, 

​

    

2023

    

2023

U.S. Government contracts:

 

​

  

 

​

  

Trade receivables

​

$

16.6

​

$

13.1

Unbilled receivables

​

 

18.2

​

 

18.9

​

​

 

34.8

​

 

32.0

All other customers:

​

 

​

​

 

​

Trade receivables

​

 

185.0

​

 

179.7

Unbilled receivables

​

 

26.6

​

 

29.6

​

​

 

211.6

​

 

209.3

​

​

$

246.4

​

$

241.3

​