Note 4 - Segment Information - Segment Activity of Continuing Operations (Details) - USD ($) $ in Thousands |
3 Months Ended |
Mar. 31, 2023 |
Mar. 31, 2022 |
Crude oil, natural gas and natural gas liquids sales |
|
$ 80,403
|
|
$ 68,656
|
Production expense |
|
28,200
|
|
18,360
|
Exploration expense |
|
8
|
|
127
|
Depreciation, depletion and amortization |
|
24,417
|
|
4,673
|
General and administrative expense |
|
5,224
|
|
4,994
|
Accounts Receivable, Credit Loss Expense (Reversal) |
|
935
|
|
492
|
Total operating costs and expenses |
|
58,784
|
|
28,646
|
Operating income (loss) |
|
21,619
|
|
40,005
|
Derivative instruments gain (loss), net |
|
21
|
|
(31,758)
|
Interest expense, net |
|
(2,246)
|
|
(3)
|
Other expense, net |
|
(1,140)
|
|
(696)
|
Total other expense, net |
|
(3,365)
|
|
(32,457)
|
Income (loss) from continuing operations before income taxes |
|
18,254
|
|
7,548
|
Income tax expense |
|
14,771
|
|
(4,628)
|
Income (loss) from continuing operations |
|
3,483
|
|
12,176
|
Loss from discontinued operations, net of tax |
|
(13)
|
|
(12)
|
Net income |
|
3,470
|
|
12,164
|
Consolidated capital expenditures |
|
25,425
|
[1] |
31,780
|
Crude oil and natural gas sales |
|
80,403
|
|
68,656
|
Production expense |
|
28,200
|
|
18,360
|
Exploration expense |
|
8
|
|
127
|
General and administrative expense |
|
5,224
|
|
4,994
|
Total operating costs and expenses |
|
58,784
|
|
28,646
|
Other operating expense, net |
|
0
|
|
(5)
|
Derivative instruments loss, net |
|
21
|
|
(31,758)
|
Interest (expense) income, net |
|
(2,246)
|
|
(3)
|
Other expense, net |
|
(1,140)
|
|
(696)
|
Total other expense, net |
|
(3,365)
|
|
(32,457)
|
Income from continuing operations before income taxes |
|
18,254
|
|
7,548
|
Income (loss) from continuing operations |
|
3,483
|
|
12,176
|
Loss from discontinued operations, net of tax |
|
(13)
|
|
(12)
|
Net income (loss) |
|
3,470
|
|
12,164
|
Consolidated capital expenditures |
|
25,425
|
[1] |
31,780
|
Corporate, Non-Segment [Member] |
|
|
|
|
Crude oil, natural gas and natural gas liquids sales |
|
0
|
|
0
|
Production expense |
|
59
|
|
60
|
Exploration expense |
|
0
|
|
0
|
Depreciation, depletion and amortization |
|
66
|
|
20
|
General and administrative expense |
|
4,298
|
|
4,302
|
Accounts Receivable, Credit Loss Expense (Reversal) |
|
0
|
|
0
|
Total operating costs and expenses |
|
4,423
|
|
4,382
|
Operating income (loss) |
|
(4,423)
|
|
(4,382)
|
Derivative instruments gain (loss), net |
|
21
|
|
(31,758)
|
Interest expense, net |
|
73
|
|
3
|
Other expense, net |
|
(1,656)
|
|
(57)
|
Total other expense, net |
|
(1,562)
|
|
(31,812)
|
Income (loss) from continuing operations before income taxes |
|
(5,985)
|
|
(36,194)
|
Income tax expense |
|
3,201
|
|
(12,486)
|
Income (loss) from continuing operations |
|
(9,186)
|
|
(23,708)
|
Loss from discontinued operations, net of tax |
|
(13)
|
|
(12)
|
Net income |
|
(9,199)
|
|
(23,720)
|
Consolidated capital expenditures |
|
0
|
[1] |
0
|
Crude oil and natural gas sales |
|
0
|
|
0
|
Production expense |
|
59
|
|
60
|
Exploration expense |
|
0
|
|
0
|
General and administrative expense |
|
4,298
|
|
4,302
|
Total operating costs and expenses |
|
4,423
|
|
4,382
|
Other operating expense, net |
|
|
|
0
|
Derivative instruments loss, net |
|
21
|
|
(31,758)
|
Interest (expense) income, net |
|
73
|
|
3
|
Other expense, net |
|
(1,656)
|
|
(57)
|
Total other expense, net |
|
(1,562)
|
|
(31,812)
|
Income from continuing operations before income taxes |
|
(5,985)
|
|
(36,194)
|
Income (loss) from continuing operations |
|
(9,186)
|
|
(23,708)
|
Loss from discontinued operations, net of tax |
|
(13)
|
|
(12)
|
Net income (loss) |
|
(9,199)
|
|
(23,720)
|
Consolidated capital expenditures |
|
0
|
[1] |
0
|
Gabon Segment [Member] | Operating Segments [Member] |
|
|
|
|
Crude oil, natural gas and natural gas liquids sales |
|
36,737
|
|
68,656
|
Production expense |
|
14,415
|
|
18,081
|
Exploration expense |
|
8
|
|
127
|
Depreciation, depletion and amortization |
|
9,845
|
|
4,653
|
General and administrative expense |
|
618
|
|
593
|
Accounts Receivable, Credit Loss Expense (Reversal) |
|
935
|
|
492
|
Total operating costs and expenses |
|
25,821
|
|
23,946
|
Operating income (loss) |
|
10,916
|
|
44,705
|
Derivative instruments gain (loss), net |
|
0
|
|
0
|
Interest expense, net |
|
(1,507)
|
|
(6)
|
Other expense, net |
|
517
|
|
(638)
|
Total other expense, net |
|
(990)
|
|
(644)
|
Income (loss) from continuing operations before income taxes |
|
9,926
|
|
44,061
|
Income tax expense |
|
6,578
|
|
7,858
|
Income (loss) from continuing operations |
|
3,348
|
|
36,203
|
Loss from discontinued operations, net of tax |
|
0
|
|
0
|
Net income |
|
3,348
|
|
36,203
|
Consolidated capital expenditures |
|
3,689
|
[1] |
31,780
|
Crude oil and natural gas sales |
|
36,737
|
|
68,656
|
Production expense |
|
14,415
|
|
18,081
|
Exploration expense |
|
8
|
|
127
|
General and administrative expense |
|
618
|
|
593
|
Total operating costs and expenses |
|
25,821
|
|
23,946
|
Other operating expense, net |
|
|
|
(5)
|
Derivative instruments loss, net |
|
0
|
|
0
|
Interest (expense) income, net |
|
(1,507)
|
|
(6)
|
Other expense, net |
|
517
|
|
(638)
|
Total other expense, net |
|
(990)
|
|
(644)
|
Income from continuing operations before income taxes |
|
9,926
|
|
44,061
|
Income (loss) from continuing operations |
|
3,348
|
|
36,203
|
Loss from discontinued operations, net of tax |
|
0
|
|
0
|
Net income (loss) |
|
3,348
|
|
36,203
|
Consolidated capital expenditures |
|
3,689
|
[1] |
31,780
|
Egypt [Member] | Operating Segments [Member] |
|
|
|
|
Crude oil, natural gas and natural gas liquids sales |
|
34,784
|
|
|
Production expense |
|
11,110
|
|
|
Exploration expense |
|
0
|
|
|
Depreciation, depletion and amortization |
|
10,795
|
|
|
General and administrative expense |
|
179
|
|
|
Accounts Receivable, Credit Loss Expense (Reversal) |
|
0
|
|
|
Total operating costs and expenses |
|
22,084
|
|
|
Operating income (loss) |
|
12,700
|
|
|
Interest expense, net |
|
(808)
|
|
|
Other expense, net |
|
0
|
|
|
Total other expense, net |
|
(808)
|
|
|
Income (loss) from continuing operations before income taxes |
|
11,892
|
|
|
Income tax expense |
|
4,992
|
|
|
Income (loss) from continuing operations |
|
6,900
|
|
|
Loss from discontinued operations, net of tax |
|
0
|
|
|
Net income |
|
6,900
|
|
|
Consolidated capital expenditures |
[1] |
11,571
|
|
|
Crude oil and natural gas sales |
|
34,784
|
|
|
Production expense |
|
11,110
|
|
|
Exploration expense |
|
0
|
|
|
General and administrative expense |
|
179
|
|
|
Total operating costs and expenses |
|
22,084
|
|
|
Interest (expense) income, net |
|
(808)
|
|
|
Other expense, net |
|
0
|
|
|
Total other expense, net |
|
(808)
|
|
|
Income from continuing operations before income taxes |
|
11,892
|
|
|
Income (loss) from continuing operations |
|
6,900
|
|
|
Loss from discontinued operations, net of tax |
|
0
|
|
|
Net income (loss) |
|
6,900
|
|
|
Consolidated capital expenditures |
[1] |
11,571
|
|
|
Canada [Member] | Operating Segments [Member] |
|
|
|
|
Crude oil, natural gas and natural gas liquids sales |
|
8,882
|
|
|
Production expense |
|
2,254
|
|
|
Exploration expense |
|
0
|
|
|
Depreciation, depletion and amortization |
|
3,711
|
|
|
General and administrative expense |
|
0
|
|
|
Accounts Receivable, Credit Loss Expense (Reversal) |
|
0
|
|
|
Total operating costs and expenses |
|
5,965
|
|
|
Operating income (loss) |
|
2,917
|
|
|
Interest expense, net |
|
(4)
|
|
|
Other expense, net |
|
0
|
|
|
Total other expense, net |
|
(4)
|
|
|
Income (loss) from continuing operations before income taxes |
|
2,913
|
|
|
Income tax expense |
|
0
|
|
|
Income (loss) from continuing operations |
|
2,913
|
|
|
Loss from discontinued operations, net of tax |
|
0
|
|
|
Net income |
|
2,913
|
|
|
Consolidated capital expenditures |
[1] |
10,165
|
|
|
Crude oil and natural gas sales |
|
8,882
|
|
|
Production expense |
|
2,254
|
|
|
Exploration expense |
|
0
|
|
|
General and administrative expense |
|
0
|
|
|
Total operating costs and expenses |
|
5,965
|
|
|
Interest (expense) income, net |
|
(4)
|
|
|
Other expense, net |
|
0
|
|
|
Total other expense, net |
|
(4)
|
|
|
Income from continuing operations before income taxes |
|
2,913
|
|
|
Income (loss) from continuing operations |
|
2,913
|
|
|
Loss from discontinued operations, net of tax |
|
0
|
|
|
Net income (loss) |
|
2,913
|
|
|
Consolidated capital expenditures |
[1] |
10,165
|
|
|
Equatorial Guinea Segment [Member] | Operating Segments [Member] |
|
|
|
|
Crude oil, natural gas and natural gas liquids sales |
|
0
|
|
0
|
Production expense |
|
362
|
|
219
|
Exploration expense |
|
0
|
|
0
|
Depreciation, depletion and amortization |
|
0
|
|
0
|
General and administrative expense |
|
129
|
|
99
|
Accounts Receivable, Credit Loss Expense (Reversal) |
|
0
|
|
0
|
Total operating costs and expenses |
|
491
|
|
318
|
Operating income (loss) |
|
(491)
|
|
(318)
|
Derivative instruments gain (loss), net |
|
|
|
0
|
Interest expense, net |
|
0
|
|
0
|
Other expense, net |
|
(1)
|
|
(1)
|
Total other expense, net |
|
(1)
|
|
(1)
|
Income (loss) from continuing operations before income taxes |
|
(492)
|
|
(319)
|
Income tax expense |
|
0
|
|
0
|
Income (loss) from continuing operations |
|
(492)
|
|
(319)
|
Loss from discontinued operations, net of tax |
|
0
|
|
0
|
Net income |
|
(492)
|
|
(319)
|
Consolidated capital expenditures |
|
0
|
[1] |
0
|
Crude oil and natural gas sales |
|
0
|
|
0
|
Production expense |
|
362
|
|
219
|
Exploration expense |
|
0
|
|
0
|
General and administrative expense |
|
129
|
|
99
|
Total operating costs and expenses |
|
491
|
|
318
|
Other operating expense, net |
|
|
|
0
|
Derivative instruments loss, net |
|
|
|
0
|
Interest (expense) income, net |
|
0
|
|
0
|
Other expense, net |
|
(1)
|
|
(1)
|
Total other expense, net |
|
(1)
|
|
(1)
|
Income from continuing operations before income taxes |
|
(492)
|
|
(319)
|
Income (loss) from continuing operations |
|
(492)
|
|
(319)
|
Loss from discontinued operations, net of tax |
|
0
|
|
0
|
Net income (loss) |
|
(492)
|
|
(319)
|
Consolidated capital expenditures |
|
$ 0
|
[1] |
$ 0
|
|
|