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Investments (Tables)
9 Months Ended
Feb. 29, 2020
Equity Method And Cost Method Investments [Abstract]  
Investments The following table summarizes the Company’s investments as of the dates indicated:
 
February 29, 2020
 
May 31, 2019
 
February 28, 2019
 
Segment
Equity method investments
$26.4
 
$23.4
 
$36.7
 
International
Other equity investments
6.0
 
6.0
 

 
Children's Book Publishing & Distribution
Total Investments
$32.4
 
$29.4
 
$36.7