Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Schedule of Distribution of Long-Lived Assets by Geographical Area (Details)

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Summary of Significant Accounting Policies - Schedule of Distribution of Long-Lived Assets by Geographical Area (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Segment Reporting Information [Line Items]    
Long lived assets $ 13,835 $ 13,973
Ireland    
Segment Reporting Information [Line Items]    
Long lived assets 10,865 10,936
U.S.    
Segment Reporting Information [Line Items]    
Long lived assets $ 2,970 $ 3,037