XML 42 R35.htm IDEA: XBRL DOCUMENT v3.24.3
Segment Information and Geographic Data - Segment Information (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Aug. 31, 2024
Aug. 31, 2023
May 31, 2024
Segment Reporting Information [Line Items]      
Total revenues to external customers $ 216,964 $ 228,987  
Operating income (loss) 2,257 19,135  
Total Assets 4,503,173 4,561,105 $ 4,548,833
Operating Segments | Food Safety      
Segment Reporting Information [Line Items]      
Total revenues to external customers 159,345 166,278  
Operating income (loss) 17,905 22,241  
Total Assets 4,056,444 3,983,553  
Operating Segments | Animal Safety      
Segment Reporting Information [Line Items]      
Total revenues to external customers 57,619 62,709  
Operating income (loss) 2,589 8,356  
Total Assets 342,077 338,297  
Product Revenues      
Segment Reporting Information [Line Items]      
Total revenues to external customers 192,518 204,401  
Product Revenues | Operating Segments | Food Safety      
Segment Reporting Information [Line Items]      
Total revenues to external customers 150,777 158,947  
Product Revenues | Operating Segments | Animal Safety      
Segment Reporting Information [Line Items]      
Total revenues to external customers 41,741 45,454  
Service Revenues      
Segment Reporting Information [Line Items]      
Total revenues to external customers 24,446 24,586  
Service Revenues | Operating Segments | Food Safety      
Segment Reporting Information [Line Items]      
Total revenues to external customers 8,568 7,331  
Service Revenues | Operating Segments | Animal Safety      
Segment Reporting Information [Line Items]      
Total revenues to external customers 15,878 17,255  
Corporate and Eliminations | Operating Segments      
Segment Reporting Information [Line Items]      
Total revenues to external customers [1] 0 0  
Operating income (loss) [1] (18,237) (11,462)  
Total Assets [1] 104,652 239,255  
Corporate and Eliminations | Product Revenues | Operating Segments      
Segment Reporting Information [Line Items]      
Total revenues to external customers [1] 0 0  
Corporate and Eliminations | Service Revenues | Operating Segments      
Segment Reporting Information [Line Items]      
Total revenues to external customers [1] $ 0 $ 0  
[1] Includes corporate assets, including cash and cash equivalents, current and deferred tax accounts and overhead expenses not allocated to specific business segments. Also includes the elimination of intersegment transactions.