XML 85 R27.htm IDEA: XBRL DOCUMENT
v3.23.1

Note 2 - Summary of Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Notes Tables |
Schedule of Cash, Cash Equivalents and Restricted Cash [Table Text Block] |
|  | As of December 31, |
|  | 2022 |  |  | 2021 |
|  | (in thousands) |
Cash and cash equivalents |  | $ | 37,205 |  |  | $ | 48,675 |
Restricted cash - current |  |  | 222 |  |  |  | 79 |
Restricted cash - non-current |  |  | 1,763 |  |  |  | 1,752 |
Abandonment funding |  |  | 20,586 |  |  |  | 21,808 |
Total cash, cash equivalents and restricted cash |  | $ | 59,776 |  |  | $ | 72,314 |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] |
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
|  | (in thousands) |
Allowance for bad debt |  |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of period |  | $ | (5,741 | ) |  | $ | (2,273 | ) |  | $ | (1,508 | )
Bad debt charges, net of receipts |  |  | (3,082 | ) |  |  | (875 | ) |  |  | (1,165 | )
Adjustment associated with reversal of allowance on Mutamba receivable |  |  | — |  |  |  | — |  |  |  | 593 |
Adjustment associated with Sasol Acquisition |  |  | — |  |  |  | (2,879 | ) |  |  | — |
Foreign currency gain (loss) |  |  | 119 |  |  |  | 286 |  |  |  | (193 | )
Balance at end of period |  | $ | (8,704 | ) |  | $ | (5,741 | ) |  | $ | (2,273 | )
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
|  |  |  | As of December 31, 2022 |
|  | Balance Sheet Line |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
|  |  |  | (in thousands) |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative asset |  | Prepayments and other |  | $ | — |  |  | $ | 102 |  |  | $ | — |  |  | $ | 102 |
|  |  |  | $ | — |  |  | $ | 102 |  |  | $ | — |  |  | $ | 102 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SARs liability |  | Accrued liabilities and other |  | $ | — |  |  | $ | 556 |  |  | $ | — |  |  | $ | 556 |
|  |  |  | $ | — |  |  | $ | 556 |  |  | $ | — |  |  | $ | 556 |
|  |  |  | As of December 31, 2021 |
|  | Balance Sheet Line |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
|  |  |  | (in thousands) |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SARs liability |  | Accrued liabilities and other |  | $ | — |  |  | $ | 609 |  |  | $ | — |  |  | $ | 609 |
Derivative liability |  | Accrued liabilities and other |  |  | — |  |  |  | 4,806 |  |  |  | — |  |  |  | 4,806 |
|  |  |  | $ | — |  |  | $ | 5,415 |  |  | $ | — |  |  | $ | 5,415 |

X
- Definition Tabular disclosure of cash, cash equivalents and restricted cash. + References No definition available. + Details
Name: | egy_ScheduleOfCashCashEquivalentsAndRestrictedCashTableTextBlock
Namespace Prefix: | egy_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
Name: | us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
Name: | us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration