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Intangible Assets - Schedule of Estimated Annual Amortization of Intangible Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Goodwill And Intangible Assets Disclosure [Abstract]    
2020 (remaining nine months) $ 465  
2021 598  
2022 563  
2023 563  
2024 563  
Thereafter 881  
Intangibles, net $ 3,633 $ 3,797