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Property and Equipment, net - Property and equipment, net (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Property and equipment, net    
Property and Equipment, gross $ 986,311 $ 952,124
Less accumulated depreciation and amortization (253,265) (212,814)
Property and equipment, net 733,046 739,310 [1]
Office equipment    
Property and equipment, net    
Property and Equipment, gross 23,235 22,734
Laboratory equipment    
Property and equipment, net    
Property and Equipment, gross 205,466 192,141
Computer equipment    
Property and equipment, net    
Property and Equipment, gross 142,888 92,115
Land    
Property and equipment, net    
Property and Equipment, gross 10,484 10,429
Building and leasehold improvements    
Property and equipment, net    
Property and Equipment, gross 568,733 564,170
Operating lease right-of-use assets    
Property and equipment, net    
Property and Equipment, gross 21,938 23,311
Construction in progress    
Property and equipment, net    
Property and Equipment, gross $ 13,567 $ 47,224
[1] The condensed consolidated balance sheet at December 31, 2022 has been derived from the audited consolidated financial statements at that date.