2.4.0.6 Html 9 100 1 false 0 0 false 3 false false R1.htm 0001 - Document - Document and Entity Information Sheet http://oakridge.com/role/DocumentAndEntityInformation Document and Entity Information true false R2.htm 0002 - Statement - Condensed Consolidated Balance Sheets (Unaudited) Sheet http://oakridge.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets (Unaudited) false false R3.htm 0003 - Statement - Condensed Consolidated Statements of Operations (Unaudited) Sheet http://oakridge.com/role/CondensedConsolidatedStatementsOfOperations Condensed Consolidated Statements of Operations (Unaudited) false false R4.htm 0004 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) Sheet http://oakridge.com/role/CondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements of Cash Flows (Unaudited) false false R5.htm 0005 - Disclosure - BASIS OF PRESENTATION Sheet http://oakridge.com/role/BasisOfPresentation BASIS OF PRESENTATION false false R6.htm 0006 - Disclosure - EARNINGS PER COMMON SHARE Sheet http://oakridge.com/role/EarningsPerCommonShare EARNINGS PER COMMON SHARE false false R7.htm 0007 - Disclosure - COMPREHENSIVE INCOME Sheet http://oakridge.com/role/ComprehensiveIncome COMPREHENSIVE INCOME false false R8.htm 0008 - Disclosure - OPERATING SEGMENTS AND RELATED DISCLOSURES Sheet http://oakridge.com/role/OperatingSegmentsAndRelatedDisclosures OPERATING SEGMENTS AND RELATED DISCLOSURES false false R9.htm 0009 - Disclosure - FAIR VALUE MEASUREMENTS Sheet http://oakridge.com/role/FairValueMeasurements FAIR VALUE MEASUREMENTS false false All Reports Book All Reports Process Flow-Through: 0002 - Statement - Condensed Consolidated Balance Sheets (Unaudited) Process Flow-Through: Removing column 'Mar. 31, 2011' Process Flow-Through: Removing column 'Jun. 30, 2010' Process Flow-Through: 0003 - Statement - Condensed Consolidated Statements of Operations (Unaudited) Process Flow-Through: 0004 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) okrg-20120331.xml okrg-20120331.xsd okrg-20120331_cal.xml okrg-20120331_lab.xml okrg-20120331_pre.xml true true