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Goodwill and Other Intangible Assets (Tables)
12 Months Ended
May 31, 2022
Goodwill by Business Segment
The following table summarizes goodwill by reportable segment:
 
(in thousands)
  
Food Safety
 
  
Animal Safety
 
  
Total
 
Balance, May 31, 2020
   $ 47,215      $ 63,125      $ 110,340  
Goodwill acquired
     18,775        —          18,775  
Goodwill and/or currency adjustments (1)
     1,832        529        2,361  
    
 
 
    
 
 
    
 
 
 
Balance, May 31, 2021
   $ 67,822      $ 63,654      $ 131,476  
    
 
 
    
 
 
    
 
 
 
Goodwill acquired
     4,152        11,752        15,904  
Goodwill and/or currency adjustments (1)
     (4,416      (260      (4,676
    
 
 
    
 
 
    
 
 
 
Balance, May 31, 2022
   $ 67,558      $ 75,146      $ 142,704  
    
 
 
    
 
 
    
 
 
 
 
(1)
Includes final purchase price allocation adjustments and currency adjustments for goodwill recorded at international locations.
 
Amortizable of Intangible Assets
Amortizable intangible assets consisted of the following and are included in customer-based intangibles and other non-current assets within the consolidated balance sheets:

 
  
Gross
 
  
Less
 
  
Net
 
 
  
Carrying
 
  
Accumulated
 
  
Carrying
 
(in thousands)
  
Amount
 
  
Amortization
 
  
Amount
 
Licenses
  
$

17,109     
$

5,682      $ 11,427  
Covenants not to compete
     846        671        175  
Patents
     8,347        4,583        3,764  
Customer-based intangibles
     75,000        33,662        41,338  
Other product and service-related intangibles
     46,220        10,818        35,402  
    
 
 
    
 
 
    
 
 
 
Balance, May 31, 2022
   $ 147,522      $ 55,416      $ 92,106  
    
 
 
    
 
 
    
 
 
 
Licenses
   $ 16,913      $ 4,580      $ 12,333  
Covenants not to compete
     1,006        571        435  
Patents
     8,363        4,243        4,120  
Customer-based intangibles
     76,384        35,209        41,175  
Other product and service-related intangibles
     27,567        8,859        18,708  
    
 
 
    
 
 
    
 
 
 
Balance, May 31, 2021
   $ 130,233      $ 53,462      $ 76,771