Annual report pursuant to Section 13 and 15(d)

Segment Information (Details Textual)

v3.21.1
Segment Information (Details Textual)
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
Segments
Dec. 31, 2019
USD ($)
Segment Information (Textual)    
Number of operating segments | Segments 3  
U.S. long-lived assets $ 4 $ 1,000
International long-lived assets $ 0 $ 400