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Goodwill and Intangible Assets, Net - Intangible Assets Gross Carrying Amount and Related Accumulated Amortization (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]    
Less accumulated amortization $ (34,237) $ (18,535)
Total intangible assets, net 364,342 24,840
Acquired Developed Technology and Product Rights    
Finite-Lived Intangible Assets [Line Items]    
Intangible assets subject to amortization 232,000 0
Capitalized patent defense costs    
Finite-Lived Intangible Assets [Line Items]    
Intangible assets subject to amortization 43,579 43,375
Acquired In-process Research & Development    
Finite-Lived Intangible Assets [Line Items]    
Acquired In-process Research & Development $ 123,000 $ 0
Minimum | Acquired Developed Technology and Product Rights    
Finite-Lived Intangible Assets [Line Items]    
Remaining Weighted- Average Life (Years) 10 years  
Minimum | Capitalized patent defense costs    
Finite-Lived Intangible Assets [Line Items]    
Remaining Weighted- Average Life (Years) 2 years  
Maximum | Acquired Developed Technology and Product Rights    
Finite-Lived Intangible Assets [Line Items]    
Remaining Weighted- Average Life (Years) 12 years  
Maximum | Capitalized patent defense costs    
Finite-Lived Intangible Assets [Line Items]    
Remaining Weighted- Average Life (Years) 6 years 3 months