2.4.0.6 Html 9 97 1 false 0 0 false 3 false false R1.htm 0001000 - Document - Document and Entity Information Document Sheet http://www.overlandstorage.com/role/DocumentAndEntityInformationDocument Document and Entity Information Document false false R2.htm 1001000 - Statement - Consolidated Condensed Statements of Operations Sheet http://www.overlandstorage.com/role/ConsolidatedCondensedStatementsOfOperations Consolidated Condensed Statements of Operations false false R3.htm 1002000 - Statement - Consolidated Condensed Statements of Comprehensive Loss Sheet http://www.overlandstorage.com/role/ConsolidatedCondensedStatementsOfComprehensiveLoss Consolidated Condensed Statements of Comprehensive Loss true false R4.htm 1003000 - Statement - Consolidated Condensed Balance Sheets Sheet http://www.overlandstorage.com/role/ConsolidatedCondensedBalanceSheets Consolidated Condensed Balance Sheets false false R5.htm 1003500 - Statement - Consolidated Condensed Balance Sheets (Parentheticals) Sheet http://www.overlandstorage.com/role/ConsolidatedCondensedBalanceSheetsParentheticals Consolidated Condensed Balance Sheets (Parentheticals) false false R6.htm 1004000 - Statement - Consolidated Condensed Statements of Cash Flows Sheet http://www.overlandstorage.com/role/ConsolidatedCondensedStatementsOfCashFlows Consolidated Condensed Statements of Cash Flows false false R7.htm 2104100 - Disclosure - BASIS OF PRESENTATION Sheet http://www.overlandstorage.com/role/BasisOfPresentation BASIS OF PRESENTATION false false R8.htm 2107100 - Disclosure - COMPOSITION OF CERTAIN FINANCIAL STATEMENT CAPTIONS Sheet http://www.overlandstorage.com/role/CompositionOfCertainFinancialStatementCaptions COMPOSITION OF CERTAIN FINANCIAL STATEMENT CAPTIONS false false R9.htm 2110100 - Disclosure - NET LOSS PER SHARE Sheet http://www.overlandstorage.com/role/NetLossPerShare NET LOSS PER SHARE false false R10.htm 2113100 - Disclosure - INCOME TAXES Sheet http://www.overlandstorage.com/role/IncomeTaxes INCOME TAXES false false R11.htm 2116100 - Disclosure - COMMITMENTS AND CONTINGENCIES Sheet http://www.overlandstorage.com/role/CommitmentsAndContingencies COMMITMENTS AND CONTINGENCIES false false R12.htm 2119100 - Disclosure - INTANGIBLE ASSETS Sheet http://www.overlandstorage.com/role/IntangibleAssets INTANGIBLE ASSETS false false R13.htm 2122100 - Disclosure - EQUITY Sheet http://www.overlandstorage.com/role/Equity EQUITY false false R14.htm 2125100 - Disclosure - DEBT Sheet http://www.overlandstorage.com/role/Debt DEBT false false R15.htm 2128100 - Disclosure - RECENT ACCOUNTING PRONOUNCEMENTS Sheet http://www.overlandstorage.com/role/RecentAccountingPronouncements RECENT ACCOUNTING PRONOUNCEMENTS false false All Reports Book All Reports Process Flow-Through: 1001000 - Statement - Consolidated Condensed Statements of Operations Process Flow-Through: 1002000 - Statement - Consolidated Condensed Statements of Comprehensive Loss Process Flow-Through: 1003000 - Statement - Consolidated Condensed Balance Sheets Process Flow-Through: Removing column 'Mar. 31, 2011' Process Flow-Through: Removing column 'Jun. 30, 2010' Process Flow-Through: 1003500 - Statement - Consolidated Condensed Balance Sheets (Parentheticals) Process Flow-Through: 1004000 - Statement - Consolidated Condensed Statements of Cash Flows ovrl-20120401.xml ovrl-20120401.xsd ovrl-20120401_cal.xml ovrl-20120401_def.xml ovrl-20120401_lab.xml ovrl-20120401_pre.xml true true