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Intangible Assets and Goodwill (Details 3) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Estimated future amortization expense of intangible assets    
Next Twelve Months $ 14,611  
Year Two 7,644  
Year Three 6,940  
Year Four 5,492  
Year Five 200  
Thereafter 0  
Finite-lived intangible assets 34,887  
In-process research and development 1,600  
Intangible assets, net $ 36,487 $ 54,900