Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation (Details)

v3.19.1
Share-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Share-Based Compensation (Textual)    
Share-based compensation expenses related to restricted stock grants $ 28 $ 57