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Commitments and Contingencies (Narrative) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Sep. 20, 2021
Commitments and Contingencies [Line Items]      
Renewal term 5 years    
Weighted average remaining lease term 5 years 8 months 12 days    
Weighted average discount rate 6.70%    
Rent payments $ 8,200,000 $ 7,200,000  
Operating lease cost 7,200,000 6,200,000  
Additional liability associated with indemnification obligations 0    
Operating Lease, Right-of-Use Asset 46,617,000 $ 29,951,000  
Operating Lease, Liability $ 57,680,000    
Omniome, Inc [Member]      
Commitments and Contingencies [Line Items]      
Operating Lease, Right-of-Use Asset     $ 18,100,000
Operating Lease, Liability     $ 18,100,000