2.4.0.81002501 - Statement - Condensed Consolidated Statements of Operations (Unaudited) (Parenthetical)truefalseIn Thousands, unless otherwise specifiedfalse1false USDfalsefalse$D2013Q2CYQTDhttp://www.sec.gov/CIK0000867665duration2013-04-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$D2012Q2PYQTDhttp://www.sec.gov/CIK0000867665duration2012-04-01T00:00:002012-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDfalsefalse$D2013Q2CYYTDhttp://www.sec.gov/CIK0000867665duration2013-01-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$4false USDfalsefalse$D2012Q2PYYTDhttp://www.sec.gov/CIK0000867665duration2012-01-01T00:00:002012-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 2us-gaap_CostsAndExpensesAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Operating costs and expenses:2false 3us-gaap_ShareBasedCompensationus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse669000669USD$falsetruefalse2truefalsefalse722000722USD$falsetruefalse3truefalsefalse11420001142USD$falsetruefalse4truefalsefalse11990001199USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 false2Stock-based compensation3false 3axas_UnrealizedGainLossOnDerivativeContractsaxas_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse10870001087USD$falsetruefalse2truefalsefalse-10296000-10296USD$falsetruefalse3truefalsefalse17080001708USD$falsetruefalse4truefalsefalse-9420000-9420USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.No definition available.false2Unrealized loss (gain) on derivative contractsfalseCondensed Consolidated Statements of Operations (Unaudited) (Parenthetical) (USD $)ThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.abraxaspetroleum.com/role/CondensedConsolidatedStatementsOfOperationsUnauditedParenthetical43