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Development and Other Agreements (Details) - Verily Life Sciences - Collaborative arrangement - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2018
Dec. 31, 2019
Mar. 31, 2022
Dec. 28, 2018
Nov. 30, 2018
Other Commitments [Line Items]              
Amortization period 64 months            
Initial payment              
Other Commitments [Line Items]              
Closing stock price (USD per share)           $ 29.57  
Initial payment on collaborative agreement     $ 250.0        
Issuance of common stock in connection with acquisition, shares (shares)     7,363,772        
Collaborative research and development fee   $ 87.1 $ 217.7        
Milestone payments              
Other Commitments [Line Items]              
Collaborative research and development fee       $ 3.2      
Potential future common stock issuable (shares)             5,154,640
Sales-based milestones $ 152.4            
Approval milestone              
Other Commitments [Line Items]              
Potential future common stock issuable (shares)         2,945,508