Quarterly report pursuant to Section 13 or 15(d)

Stockholders Equity (Details) - Schedule of outstanding warrants

v3.21.2
Stockholders Equity (Details) - Schedule of outstanding warrants - Warrant [Member]
shares in Thousands
6 Months Ended
Jun. 30, 2021
$ / shares
shares
Class of Warrant or Right [Line Items]  
Number of Shares of Common Stock Underlying Warrants 2,974
Private Warrants issued to Yeda [Member]  
Class of Warrant or Right [Line Items]  
Issuance Date May 11, 2017
Expiration Date May 11, 2025
Exercise Price Per Share | $ / shares [1]
Number of Shares of Common Stock Underlying Warrants
Private Warrants issued to scientific founders [Member]  
Class of Warrant or Right [Line Items]  
Issuance Date Nov. 27, 2017
Exercise Price Per Share | $ / shares
Number of Shares of Common Stock Underlying Warrants 2,974
[1] less than $0.001.