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Summary of Operations and Basis of Presentation (Details)
$ / shares in Units, $ in Thousands
9 Months Ended
Apr. 22, 2019
USD ($)
$ / shares
shares
Mar. 15, 2019
Sep. 30, 2019
USD ($)
Forward stock split   17,000,000  
Proceeds from Issuance Initial Public Offering | $     $ 87,412
IPO      
Shares of common issued | shares 6,468,750    
Share price (in dollars per share) | $ / shares $ 15.00    
Proceeds from Issuance Initial Public Offering | $ $ 87,400    
Underwriter's option      
Shares of common issued | shares 843,750