Quarterly report pursuant to Section 13 or 15(d)

Supplementary Information For Statement of Cash Flows (Details)

v3.20.1
Supplementary Information For Statement of Cash Flows (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Mar. 31, 2019
Dec. 31, 2018
Supplementary Information For Statement of Cash Flows        
Cash and cash equivalents $ 5,594 $ 7,752 $ 3,916  
Restricted cash 7,463 7,463 7,460  
Total $ 13,057 $ 15,215 $ 11,376 $ 13,830