Annual report pursuant to Section 13 and 15(d)

Segment Information (Long-lived Assets From Continuing Operations) (Details)

v3.22.0.1
Segment Information (Long-lived Assets From Continuing Operations) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Segment Reporting Information [Line Items]    
Total assets $ 263,090 $ 141,232
Continuing Operations [Member]    
Segment Reporting Information [Line Items]    
Long lived assets 94,324 37,036
Total assets 263,090 141,232
Operating Segments [Member] | Gabon Segment [Member] | Continuing Operations [Member]    
Segment Reporting Information [Line Items]    
Long lived assets 84,156 26,832
Total assets 201,748 101,399
Operating Segments [Member] | Equatorial Guinea Segment [Member] | Continuing Operations [Member]    
Segment Reporting Information [Line Items]    
Long lived assets 10,000 10,000
Total assets 10,548 10,267
Corporate and Other [Member] | Continuing Operations [Member]    
Segment Reporting Information [Line Items]    
Long lived assets 168 204
Total assets $ 50,794 $ 29,566