Quarterly report pursuant to Section 13 or 15(d)

Acquisitions and Dispositions (Pro Forma Results of Acquisition) (Details)

v3.21.2
Acquisitions and Dispositions (Pro Forma Results of Acquisition) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Business Acquisition [Line Items]        
Basic weighted average shares outstanding 58,072 57,456 57,855 57,716
Diluted weighted average shares outstanding 58,574 57,594 58,527 57,716
Sasol Gabon S.A. [Member]        
Business Acquisition [Line Items]        
Crude oil and natural gas sales $ 47,023 $ 34,034 $ 104,570 $ 68,854
Operating income (loss) 18,874 1,270 43,899 (20,231)
Net income (loss) $ 5,884 [1] $ 1,703 [2] $ 17,620 [1] $ (45,452) [2]
Income (loss) from continuing operations $ 0.10 $ 0.03 $ 0.30 $ (0.79)
Loss from discontinued operations, net of tax 0.00 0.00 0.00 0.00
Net income (loss) per share $ 0.10 $ 0.03 $ 0.30 $ (0.79)
Basic weighted average shares outstanding 58,072 57,456 57,855 57,716
Income (loss) from continuing operations $ 0.10 $ 0.03 $ 0.30 $ (0.79)
Loss from discontinued operations, net of tax 0.00 0.00 0.00 0.00
Net income (loss) per share $ 0.10 $ 0.03 $ 0.30 $ (0.79)
Diluted weighted average shares outstanding 58,574 57,594 58,527 57,716
Sasol Gabon S.A. [Member] | Bargain Purchase Gain [Member]        
Business Acquisition [Line Items]        
Net income (loss) $ (7,700) $ (7,700) $ (7,700) $ (7,700)
Sasol Gabon S.A. [Member] | Acquisition-related Costs [Member]        
Business Acquisition [Line Items]        
Net income (loss) $ (1,000) $ (1,000) $ (1,000) $ (1,000)
[1] The pro forma net income for the six months ended June 30, 2021 excludes nonrecurring pro forma adjustments directly attributable to the Sasol Acquisition, consisting of a bargain purchase gain of $7.7 million and transaction costs of $1.0 million.
[2] The pro forma net loss for the six months ended June 30, 2020 includes nonrecurring pro forma adjustments directly attributable to the Sasol Acquisition, consisting of a bargain purchase gain of $7.7 million and transaction costs of $1.0 million.