Interim Financial Statements	3 Months Ended
Interim Financial Statements	Mar. 31, 2012
Interim Financial Statements [Abstract]
Interim Financial Statements	(1) Interim Financial Statements: The accompanying condensed consolidated financial statements of PrimeEnergy Corporation ("PEC" or the "Company") have not been audited by independent public accountants. During the interim periods, the Company follows the same accounting policies as used and described in its Annual Report on Form 10-K for the year ended December 31, 2011. In accordance with applicable Securities and Exchange Commission ("SEC") rules and regulations, the accompanying interim financial statements do not include all disclosures presented in annual financial statements and the reader should refer to the Company's Form 10-K for the year ended December 31, 2011 filed with the SEC on March 29, 2012. In the opinion of management, the accompanying interim condensed consolidated financial statements contain all material adjustments, consisting only of normal recurring adjustments, necessary for a fair presentation of the Company's Condensed Consolidated Balance Sheets as of March 31, 2012 and December 31, 2011, the Condensed Consolidated Statements of Operations for the three months ended March 31, 2012 and 2011, the Condensed Consolidated Statement of Stockholders' Equity for the three months ended March 31, 2012, and the Condensed Consolidated Statements of Cash Flows for the three months ended March 31, 2012 and 2011. Certain amounts presented in prior period financial statements have been reclassified for consistency with current period presentation. The results for interim periods are not necessarily indicative of annual results. For purposes of disclosure in the condensed consolidated financial statements, subsequent events have been evaluated through the date the statements were issued. *Recently Issued Accounting Pronouncements* There are no new significant accounting standards applicable to the Company that have been issued but not yet adopted as of the quarter ended March 31, 2012.

The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished.

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