Quarterly report pursuant to Section 13 or 15(d)

The Company and its Significant Accounting Policies - Additional Information (Details)

v3.19.2
The Company and its Significant Accounting Policies - Additional Information (Details)
$ in Thousands
Nov. 02, 2018
Mar. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Company And Significant Accounting Policies [Line Items]      
Reverse stock split ratio 0.0667    
IPO      
Company And Significant Accounting Policies [Line Items]      
Deferred offering costs   $ 1,709 $ 63