2.4.0.84210 - Disclosure - BENEFIT PLANS (Details)truefalseIn Millions, unless otherwise specifiedfalse1false USDfalsefalse$D2012http://www.sec.gov/CIK0001004724duration2012-01-01T00:00:002012-12-31T00:00:00PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$D2011http://www.sec.gov/CIK0001004724duration2011-01-01T00:00:002011-12-31T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 1us-gaap_CompensationAndRetirementDisclosureAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0BENEFIT PLANS2false 2adk_DefinedContributionPlanEligibleAgeOfEmployeesCoveredadk_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse0021 yearsfalsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:durationItemTypenaRepresents the age of employees to be eligible to participate in the defined contribution plan.No definition available.false0Age of employees to be eligible to participate in the defined contribution plan3false 2adk_DefinedContributionPlanEligiblePeriodOfServiceadk_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse001 yearfalsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:durationItemTypenaRepresents the service period served by the employee to be eligible to participate in the defined contribution plan.No definition available.false0Eligible service period to participate in the defined contribution plan4false 2adk_DefinedContributionPlanEmployerMatchPercentageadk_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.500.50falsefalsefalse2falsetruefalse00falsefalsefalsenum:percentItemTypepureThe employer matching percentage of a specified percentage of an employee's gross pay for which the employer contributes to a defined contribution plan.No definition available.false0Matching contribution by the company (as a percent)5false 2us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.020.02falsefalsefalse2falsetruefalse00falsefalsefalsenum:percentItemTypepurePercentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.No definition available.false0Maximum percentage of employee's salary6false 2us-gaap_DefinedContributionPlanCostRecognizedus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse1000000.1USD$falsetruefalse2truefalsefalse1000000.1USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe amount of the cost recognized during the period for defined contribution plans.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 11 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. false2Total matching contributions7false 2adk_DefinedContributionPlanPotentialMaximumObligationadk_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse1000000.1USD$falsetruefalse2falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe maximum potential obligation for a proposed correction relating to a defined contribution plan.No definition available.false2Maximum potential obligation for proposed correctionfalseBENEFIT PLANS (Details) (USD $)HundredThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.adcarehealth.com/role/DisclosureBenefitPlansDetails27