XML 68 R57.htm IDEA: XBRL DOCUMENT
v3.22.1

Leases (Lease Cost on Consolidated Statement of Operations) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Lease Costs [Line Items] |  |
Total lease expense | $ 6,895 | $ 6,618
Lease costs capitalized | 491 |
Total lease costs | 7,386 | 6,618
Finance Lease Cost [Member] |  |
Lease Costs [Line Items] |  |
Total lease expense | 39 |
Production Expense [Member] |  |
Lease Costs [Line Items] |  |
Total lease expense | 3,838 | 2,649
General and Administrative Expense [Member] |  |
Lease Costs [Line Items] |  |
Total lease expense | 16 | 49
Lease Costs Billed To Joint Venture Owners [Member] |  |
Lease Costs [Line Items] |  |
Total lease expense | $ 3,002 | $ 3,920

X
- Definition Lease Costs, Capital Expenditures, Net + References No definition available. + Details
Name: | egy_LeaseCostsCapitalExpendituresNet
Namespace Prefix: | egy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Lease Costs [Line Items] + References No definition available. + Details
Name: | egy_LeaseCostsLineItems
Namespace Prefix: | egy_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lease Expense, Gross + References No definition available. + Details
Name: | egy_LeaseExpenseGross
Namespace Prefix: | egy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of lease cost recognized by lessee for lease contract. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 + Details
Name: | us-gaap_LeaseCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=egy_FinanceLeaseCostMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=egy_ProductionExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_GeneralAndAdministrativeExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=egy_LeaseCostsBilledToJointVentureOwnersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |