Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Acquisitions - Summary of Fair Value of Assets Acquired and Liabilities Assumed (Detail)

v3.20.4
Acquisitions - Summary of Fair Value of Assets Acquired and Liabilities Assumed (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jan. 10, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Business Acquisition [Line Items]        
Goodwill   $ 211,083 $ 198,601 $ 197,892
Human Longevity, Inc.        
Business Acquisition [Line Items]        
Inventory $ 534 534    
Measurement period adjustments, inventory   0    
Prepaid assets 185 185    
Measurement period adjustments, prepaid assets   0    
Property and equipment 16,839 16,839    
Measurement period adjustments, property and equipment   0    
Long-term assets 346 346    
Measurement period adjustments, long term assets   0    
Goodwill 12,232 12,482    
Measurement period adjustments, goodwill   250    
Total assets acquired 37,346 37,346    
Measurement period adjustments, total assets acquired   0    
Long-term liabilities (346) (346)    
Measurement period adjustments, long term liabilities   0    
Net assets acquired 37,000 37,000    
Measurement period adjustments, net assets acquired   0    
Human Longevity, Inc. | Customer Relationships        
Business Acquisition [Line Items]        
Identifiable intangible assets $ 4,100 3,830    
Measurement period adjustments, identifiable intangible assets   (270)    
Customer relationship, useful life (in years) 7 years      
Human Longevity, Inc. | Internally Developed Software        
Business Acquisition [Line Items]        
Identifiable intangible assets $ 3,110 3,130    
Measurement period adjustments, identifiable intangible assets   $ 20