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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
[1] | Excludes assets acquired in the TransGlobe acquisition.

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