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Variable Interest Entity and Equity Method of Accounting (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 04, 2022
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Class of Stock [Line Items]        
Gain on investment   $ 9,217 $ 0 $ 0
Charter Bioscience Inc.        
Class of Stock [Line Items]        
Gain on investment   $ 9,200    
Private Capital Transaction | Charter Bioscience Inc.        
Class of Stock [Line Items]        
Ownership percentage 25.46%      
Common Stock | Charter Bioscience Inc.        
Class of Stock [Line Items]        
Equity method investment $ 3,700      
Preferred Stock | Charter Bioscience Inc. | Other Assets        
Class of Stock [Line Items]        
Equity interest at fair value 4,900      
Charter Bioscience Inc. | Preferred Stock | Private Capital Transaction        
Class of Stock [Line Items]        
Net proceeds from sale of stock $ 17,900      
Sale of stock, number of shares issued in transaction (in shares) 16,210,602