Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Summary of Number of RSUs Granted and Weighted-average Grant Date Fair Value of RSUs (Details)

v3.10.0.1
Share-Based Compensation - Summary of Number of RSUs Granted and Weighted-average Grant Date Fair Value of RSUs (Details) - Restricted Stock Units (RSUs) - $ / shares
9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of Shares, Granted 36,924 0
Number of Shares, Unvested, Ending balance 36,924  
Weighted Average grant date fair value per share, Granted $ 13.00  
Weighted Average grant date fair value per share, Unvested, Ending balance $ 13.00