XML 59 R49.htm IDEA: XBRL DOCUMENT v3.23.1
4. Intangible Assets, Goodwill and Other (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Goodwill [Line Items]    
Goodwill $ 743,000 $ 741,700
Accumulated impairment loss (335,200) (335,200)
Goodwill, net 407,757 $ 406,488
Goodwill, Acquired During Period 400  
Goodwill, Foreign Currency Translation Gain (Loss) 900  
Goodwill, Period Increase (Decrease) $ 1,300  
Customer Relationships [Member]    
Goodwill [Line Items]    
Finite-Lived Intangible Assets, Remaining Amortization Period 5 years 5 years
Clinical Diagnostics [Member]    
Goodwill [Line Items]    
Goodwill $ 409,700 $ 408,400
Accumulated impairment loss (293,400) (293,400)
Goodwill, net 116,300 115,000
Goodwill, Acquired During Period 400  
Goodwill, Foreign Currency Translation Gain (Loss) 900  
Goodwill, Period Increase (Decrease) 1,300  
Life Science [Member]    
Goodwill [Line Items]    
Goodwill 333,300 333,300
Accumulated impairment loss (41,800) (41,800)
Goodwill, net 291,500 $ 291,500
Goodwill, Acquired During Period 0  
Goodwill, Foreign Currency Translation Gain (Loss) 0  
Goodwill, Period Increase (Decrease) $ 0