2.4.0.8 Html 79 224 1 false 26 0 false 4 false false R1.htm 101 - Document - Document And Entity Information Sheet http://www.iridium.com/role/DocumentAndEntityInformation Document And Entity Information true false R2.htm 102 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.iridium.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets false false R3.htm 103 - Statement - Condensed Consolidated Balance Sheets [Parenthetical] Sheet http://www.iridium.com/role/CondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets [Parenthetical] false false R4.htm 104 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Income Sheet http://www.iridium.com/role/CondensedConsolidatedStatementsOfOperationsAndComprehensiveIncome Condensed Consolidated Statements of Operations and Comprehensive Income false false R5.htm 105 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://www.iridium.com/role/CondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements of Cash Flows false false R6.htm 106 - Disclosure - Basis of Presentation and Principles of Consolidation Sheet http://www.iridium.com/role/BasisOfPresentationAndPrinciplesOfConsolidation Basis of Presentation and Principles of Consolidation false false R7.htm 107 - Disclosure - Significant Accounting Policies Sheet http://www.iridium.com/role/SignificantAccountingPolicies Significant Accounting Policies false false R8.htm 108 - Disclosure - Cash and Cash Equivalents, Restricted Cash and Marketable Securities Sheet http://www.iridium.com/role/CashAndCashEquivalentsRestrictedCashAndMarketableSecurities Cash and Cash Equivalents, Restricted Cash and Marketable Securities false false R9.htm 109 - Disclosure - Commitments and Contingencies Sheet http://www.iridium.com/role/CommitmentsAndContingencies Commitments and Contingencies false false R10.htm 110 - Disclosure - Stock-Based Compensation Sheet http://www.iridium.com/role/StockbasedCompensation Stock-Based Compensation false false R11.htm 111 - Disclosure - Equity Transactions and Instruments Sheet http://www.iridium.com/role/EquityTransactionsAndInstruments Equity Transactions and Instruments false false R12.htm 112 - Disclosure - Net Income Per Share Sheet http://www.iridium.com/role/NetIncomePerShare Net Income Per Share false false R13.htm 113 - Disclosure - Significant Accounting Policies (Policies) Sheet http://www.iridium.com/role/SignificantAccountingPoliciesPolicies Significant Accounting Policies (Policies) false false R14.htm 114 - Disclosure - Significant Accounting Policies (Tables) Sheet http://www.iridium.com/role/SignificantAccountingPoliciesTables Significant Accounting Policies (Tables) false false R15.htm 115 - Disclosure - Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Tables) Sheet http://www.iridium.com/role/CashAndCashEquivalentsRestrictedCashAndMarketableSecuritiesTables Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Tables) false false R16.htm 116 - Disclosure - Commitments and Contingencies (Tables) Sheet http://www.iridium.com/role/CommitmentsAndContingenciesTables Commitments and Contingencies (Tables) false false R17.htm 117 - Disclosure - Net Income Per Share (Tables) Sheet http://www.iridium.com/role/NetIncomePerShareTables Net Income Per Share (Tables) false false R18.htm 118 - Disclosure - Significant Accounting Policies (Details) Sheet http://www.iridium.com/role/SignificantAccountingPoliciesDetails Significant Accounting Policies (Details) false false R19.htm 119 - Disclosure - Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details) Sheet http://www.iridium.com/role/CashAndCashEquivalentsRestrictedCashAndMarketableSecuritiesDetails Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details) false false R20.htm 120 - Disclosure - Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details 1) Sheet http://www.iridium.com/role/CashAndCashEquivalentsRestrictedCashAndMarketableSecuritiesDetails1 Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details 1) false false R21.htm 121 - Disclosure - Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details 2) Sheet http://www.iridium.com/role/CashAndCashEquivalentsRestrictedCashAndMarketableSecuritiesDetails2 Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details 2) false false R22.htm 122 - Disclosure - Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details Textual) Sheet http://www.iridium.com/role/CashAndCashEquivalentsRestrictedCashAndMarketableSecuritiesDetailsTextual Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details Textual) false false R23.htm 123 - Disclosure - Commitments and Contingencies (Details) Sheet http://www.iridium.com/role/CommitmentsAndContingenciesDetails Commitments and Contingencies (Details) false false R24.htm 124 - Disclosure - Commitments and Contingencies (Details Textual) Sheet http://www.iridium.com/role/CommitmentsAndContingenciesDetailsTextual Commitments and Contingencies (Details Textual) false false R25.htm 125 - Disclosure - Stock-Based Compensation (Details Textual) Sheet http://www.iridium.com/role/StockbasedCompensationDetailsTextual Stock-Based Compensation (Details Textual) false false R26.htm 126 - Disclosure - Equity Transactions and Instruments (Details Textual) Sheet http://www.iridium.com/role/EquityTransactionsAndInstrumentsDetailsTextual Equity Transactions and Instruments (Details Textual) false false R27.htm 127 - Disclosure - Net Income Per Share (Details) Sheet http://www.iridium.com/role/NetIncomePerShareDetails Net Income Per Share (Details) false false R28.htm 128 - Disclosure - Net Income Per Share (Details Textual) Sheet http://www.iridium.com/role/NetIncomePerShareDetailsTextual Net Income Per Share (Details Textual) false false All Reports Book All Reports Element us-gaap_PreferredStockDividendRatePerDollarAmount had a mix of decimals attribute values: 2 3. Element us-gaap_PreferredStockSharesAuthorized had a mix of decimals attribute values: -5 -3. Element us-gaap_PreferredStockSharesIssued had a mix of decimals attribute values: -5 -3. Element us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock had a mix of decimals attribute values: -5 -3. Element us-gaap_StockIssuedDuringPeriodSharesNewIssues had a mix of decimals attribute values: -5 0. 'Monetary' elements on report '122 - Disclosure - Cash and Cash Equivalents, Restricted Cash and Marketable Securities (Details Textual)' had a mix of different decimal attribute values. 'Monetary' elements on report '124 - Disclosure - Commitments and Contingencies (Details Textual)' had a mix of different decimal attribute values. 'Shares' elements on report '126 - Disclosure - Equity Transactions and Instruments (Details Textual)' had a mix of different decimal attribute values. 'Monetary' elements on report '126 - Disclosure - Equity Transactions and Instruments (Details Textual)' had a mix of different decimal attribute values. Process Flow-Through: 102 - Statement - Condensed Consolidated Balance Sheets Process Flow-Through: Removing column 'Jun. 30, 2013' Process Flow-Through: Removing column 'Dec. 31, 2012' Process Flow-Through: 103 - Statement - Condensed Consolidated Balance Sheets [Parenthetical] Process Flow-Through: 104 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Income Process Flow-Through: 105 - Statement - Condensed Consolidated Statements of Cash Flows irdm-20140630.xml irdm-20140630.xsd irdm-20140630_cal.xml irdm-20140630_def.xml irdm-20140630_lab.xml irdm-20140630_pre.xml true true