Schedule I - Parent Company Financial Statement (Narrative) (Detail)	12 Months Ended
Dec. 31, 2016
VAALCO ENERGY, INC.
Condensed Financial Statements, Captions [Line Items]
Minimum percent of retricted net assets	25.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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