2.2.0.7 true Sheet 00 - Document - Document and Entity Information Document and Entity Information http://oilstates.com/role/DocumentAndEntityInformation false R1.xml false Sheet 0110 - Statement - Condensed Consolidated Statements of Operations (Unaudited) Condensed Consolidated Statements of Operations (Unaudited) http://oilstates.com/role/StatementsOfIncome false R2.xml false Sheet 0120 - Statement - Consolidated Balance Sheets Consolidated Balance Sheets http://oilstates.com/role/BalanceSheets false R3.xml false Sheet 0130 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) Condensed Consolidated Statements of Cash Flows (Unaudited) http://oilstates.com/role/StatementsOfCashFlows false R4.xml false Sheet 0131 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) (Parenthetical) Condensed Consolidated Statements of Cash Flows (Unaudited) (Parenthetical) http://oilstates.com/role/StatementsOfCashFlowsParenthetical false R5.xml false Sheet 0201 - Disclosure - Organization And Basis Of Presentation Organization And Basis Of Presentation http://oilstates.com/role/OrganizationAndBasisOfPresentation false R6.xml false Sheet 0202 - Disclosure - Recent Accounting Pronouncements Recent Accounting Pronouncements http://oilstates.com/role/RecentAccountingPronouncements false R7.xml false Sheet 0203 - Disclosure - Details Of Selected Balance Sheet Accounts Details Of Selected Balance Sheet Accounts http://oilstates.com/role/DetailsOfSelectedBalanceSheetAccounts false R8.xml false Sheet 0204 - Disclosure - Earnings Per Share Earnings Per Share http://oilstates.com/role/EarningsPerShare false R9.xml false Sheet 0205 - Disclosure - Business Acquisitions And Goodwill Business Acquisitions And Goodwill http://oilstates.com/role/BusinessAcquisitionsAndGoodwill false R10.xml false Sheet 0206 - Disclosure - Debt Debt http://oilstates.com/role/Debt false R11.xml false Sheet 0207 - Disclosure - Comprehensive Income And Changes In Common Stock Outstanding Comprehensive Income And Changes In Common Stock Outstanding http://oilstates.com/role/ComprehensiveIncomeAndChangesInCommonStockOutstanding false R12.xml false Sheet 0208 - Disclosure - Stock Based Compensation Stock Based Compensation http://oilstates.com/role/StockBasedCompensation false R13.xml false Sheet 0209 - Disclosure - Income Taxes Income Taxes http://oilstates.com/role/IncomeTaxes false R14.xml false Sheet 0210 - Disclosure - Segment And Related Information Segment And Related Information http://oilstates.com/role/SegmentAndRelatedInformation false R15.xml false Sheet 0211 - Disclosure - Commitments And Contingencies Commitments And Contingencies http://oilstates.com/role/CommitmentsAndContingencies false R16.xml false Book All Reports All Reports false 1 9 0 0 4 104 false false BalanceAsOn_30Jun2010 30 BalanceAsOn_31Dec2008 1 BalanceAsOn_30Jun2009 3 BalanceAsOf_02Aug2010 1 ThreeMonthsEnded_30Jun2010 20 January-01-2010_June-30-2010 68 BalanceAsOn_31Dec2009 29 ThreeMonthsEnded_30Jun2009 21 SixMonthsEnded_30Jun2009 46 true true