XML 52 R31.htm IDEA: XBRL DOCUMENT v3.21.1
Cash, Cash Equivalents and Restricted Cash (Details) - Schedule of reconciliation of cash, cash equivalents and restricted cash - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Schedule of reconciliation of cash, cash equivalents and restricted cash [Abstract]        
Cash and cash equivalents $ 213,468 $ 8,072    
Restricted bank deposit 316 145    
Total cash, cash equivalents and restricted cash shown in the statement of cash flows $ 213,784 $ 8,217 $ 5 $ 65