2.4.0.81004000 - Statement - Consolidated Statement of Changes in Stockholders' Equity and Noncontrolling Interests (Unaudited)truefalseIn Thousands, except Share data, unless otherwise specifiedfalse1falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*truefalseEquity Component [Domain]us-gaap_StatementEquityComponentsAxisus-gaap_EquityComponentDomainus-gaap_StatementEquityComponentsAxisexplicitMemberEquity Component [Domain]usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDfalsefalse$na0001-01-01T00:00:000001-01-01T00:00:00USDUSD$2falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*falsefalseSeries D Cumulative Convertible Preferred Stockus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_ConvertiblePreferredStockMemberus-gaap_StatementEquityComponentsAxisexplicitMemberSeries D Cumulative Convertible Preferred StockusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDtruefalse$na0001-01-01T00:00:000001-01-01T00:00:00falsefalseSeries D Cumulative Convertible Preferred Stockus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_ConvertiblePreferredStockMemberus-gaap_StatementEquityComponentsAxisexplicitMemberUSDUSD$3falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*falsefalseSeries E Cumulative Redeemable Preferred Stockus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_SeriesEPreferredStockMemberus-gaap_StatementEquityComponentsAxisexplicitMemberSeries E Cumulative Redeemable Preferred StockusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDtruefalse$na0001-01-01T00:00:000001-01-01T00:00:00falsefalseSeries E Cumulative Redeemable Preferred Stockus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_SeriesEPreferredStockMemberus-gaap_StatementEquityComponentsAxisexplicitMemberUSDUSD$4falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*falsefalseCommon Stockus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CommonStockMemberus-gaap_StatementEquityComponentsAxisexplicitMemberCommon StocksharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDtruefalse$na0001-01-01T00:00:000001-01-01T00:00:00falsefalseCommon Stockus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CommonStockMemberus-gaap_StatementEquityComponentsAxisexplicitMemberUSDUSD$5falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*falsefalseAdditional Paid-In Capitalus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AdditionalPaidInCapitalMemberus-gaap_StatementEquityComponentsAxisexplicitMemberAdditional Paid-In CapitalusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDtruefalse$na0001-01-01T00:00:000001-01-01T00:00:00falsefalseAdditional Paid-In Capitalus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AdditionalPaidInCapitalMemberus-gaap_StatementEquityComponentsAxisexplicitMemberUSDUSD$6falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*falsefalseRetained Earningsus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_RetainedEarningsMemberus-gaap_StatementEquityComponentsAxisexplicitMemberRetained EarningsusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDtruefalse$na0001-01-01T00:00:000001-01-01T00:00:00falsefalseRetained Earningsus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_RetainedEarningsMemberus-gaap_StatementEquityComponentsAxisexplicitMemberUSDUSD$7falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*falsefalseAccumulated Other Comprehensive Lossus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedOtherComprehensiveIncomeMemberus-gaap_StatementEquityComponentsAxisexplicitMemberAccumulated Other Comprehensive LossusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDtruefalse$na0001-01-01T00:00:000001-01-01T00:00:00falsefalseAccumulated Other Comprehensive Lossus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AccumulatedOtherComprehensiveIncomeMemberus-gaap_StatementEquityComponentsAxisexplicitMemberUSDUSD$8falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*falsefalseNoncontrolling Interestsus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_NoncontrollingInterestMemberus-gaap_StatementEquityComponentsAxisexplicitMemberNoncontrolling InterestsusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDtruefalse$na0001-01-01T00:00:000001-01-01T00:00:00falsefalseNoncontrolling Interestsus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_NoncontrollingInterestMemberus-gaap_StatementEquityComponentsAxisexplicitMemberUSDUSD$9falseColumnus-gaap_StatementEquityComponentsAxisAxis*ColumnunitUnit*falsefalseRedeemable Noncontrolling Interestsus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldiare_RedeemableNoncontrollingInterestsMemberus-gaap_StatementEquityComponentsAxisexplicitMemberRedeemable Noncontrolling InterestsusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170 USDtruefalse$na0001-01-01T00:00:000001-01-01T00:00:00falsefalseRedeemable Noncontrolling Interestsus-gaap_StatementEquityComponentsAxisxbrldihttp://xbrl.org/2006/xbrldiare_RedeemableNoncontrollingInterestsMemberus-gaap_StatementEquityComponentsAxisexplicitMemberUSDUSD$1falseRowperiodPeriod*RowprimaryElement*3false 5us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestus-gaap_truecreditinstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabelxbrli:monetaryItemTypemonetaryAmount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 26 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568447-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 25 -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. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568740-111683 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=18733213&loc=SL4590271-111686 false2Balance as of December 31, 2012duration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestus-gaap_truecreditinstantfalsefalsetruefalsefalsetruefalsefalseperiodStartLabel1truefalsefalse34884940003488494USD$falsetruefalse2truefalsefalse250000000250000USD$falsetruefalse3truefalsefalse130000000130000USD$falsetruefalse4truefalsefalse632000632USD$falsetruefalse5truefalsefalse30860520003086052USD$falsetruefalse6truefalsefalse00USD$falsetruefalse7truefalsefalse-24833000-24833USD$falsetruefalse8truefalsefalse4664300046643USD$falsetruefalse9truefalsefalse1456400014564USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 26 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568447-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 25 -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. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568740-111683 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=18733213&loc=SL4590271-111686 falseinstant2012-12-31T00:00:000001-01-01T00:00:002Balance as of December 31, 2012 at Dec. 31, 20122falseRowperiodPeriod*RowprimaryElement*4false 5us-gaap_SharesIssuedus-gaap_truenainstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabelxbrli:sharesItemTypesharesNumber of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 false1Balance (in shares)duration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_SharesIssuedus-gaap_truenainstantfalsefalsetruefalsefalsetruefalsefalseperiodStartLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse6324464563244645falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesNumber of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 falseinstant2012-12-31T00:00:000001-01-01T00:00:001Balance (in shares) at Dec. 31, 20123trueRowperiodPeriod*RowprimaryElement*2true 4us-gaap_IncreaseDecreaseInStockholdersEquityRollForwardus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:stringItemTypestringfalse0Increase (Decrease) in Stockholders' Equityduration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_IncreaseDecreaseInStockholdersEquityRollForwardus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Increase (Decrease) in Stockholders' Equity4falseRowperiodPeriod*RowprimaryElement*5false 5are_NetIncomeLossExcludingRedeemableNoncontrollingInterestare_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:monetaryItemTypemonetaryThe consolidated profit or loss for the period, net of income taxes, excluding the portion attributable to redeemable noncontrolling interest.No definition available.false2Net incomeduration2013-01-01T00:00:002013-06-30T00:00:00 0are_NetIncomeLossExcludingRedeemableNoncontrollingInterestare_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse6303700063037falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6truefalsefalse6161200061612falsefalsefalse7falsefalsefalse00falsefalsefalse8truefalsefalse14250001425falsefalsefalse9truefalsefalse537000537falsefalsefalsexbrli:monetaryItemTypemonetaryThe consolidated profit or loss for the period, net of income taxes, excluding the portion attributable to redeemable noncontrolling interest.No definition available.false2Net income5falseRowperiodPeriod*RowprimaryElement*6false 5us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTaxus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:monetaryItemTypemonetaryBefore tax amount of the appreciation (loss) in the value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) losses.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27357-111563 false2Unrealized gain on marketable securitiesduration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTaxus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse130000130falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7truefalsefalse130000130falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryBefore tax amount of the appreciation (loss) in the value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) losses.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27357-111563 false2Unrealized gain on marketable securities6falseRowperiodPeriod*RowprimaryElement*7false 5are_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTaxExcludingRedeemableNoncontrollingInterestare_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:monetaryItemTypemonetaryNet of tax and reclassification adjustments amount of the change in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Also includes an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss) excluding the portion attributable to redeemable noncontrolling interest.No definition available.false2Unrealized gain on interest rate swap agreementsduration2013-01-01T00:00:002013-06-30T00:00:00 0are_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTaxExcludingRedeemableNoncontrollingInterestare_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse81140008114falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7truefalsefalse81140008114falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryNet of tax and reclassification adjustments amount of the change in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Also includes an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss) excluding the portion attributable to redeemable noncontrolling interest.No definition available.false2Unrealized gain on interest rate swap agreements7falseRowperiodPeriod*RowprimaryElement*8false 5are_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxExcludingRedeemableNoncontrollingInterestare_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:monetaryItemTypemonetaryNet of tax and reclassification adjustments of the change in the balance sheet adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity. Also includes the following: gain (loss) on foreign currency forward exchange contracts; foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements; and gain (loss) on a derivative instrument or nonderivative financial instrument that may give rise to a foreign currency transaction gain (loss) that has been designated and qualified as a hedging instrument for hedging of the foreign currency exposure of a net investment in a foreign operation excluding the portion attributable to redeemable noncontrolling interest.No definition available.false2Foreign currency translation lossduration2013-01-01T00:00:002013-06-30T00:00:00 0are_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxExcludingRedeemableNoncontrollingInterestare_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse-23057000-23057falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7truefalsefalse-22976000-22976falsefalsefalse8truefalsefalse-81000-81falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryNet of tax and reclassification adjustments of the change in the balance sheet adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity. Also includes the following: gain (loss) on foreign currency forward exchange contracts; foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements; and gain (loss) on a derivative instrument or nonderivative financial instrument that may give rise to a foreign currency transaction gain (loss) that has been designated and qualified as a hedging instrument for hedging of the foreign currency exposure of a net investment in a foreign operation excluding the portion attributable to redeemable noncontrolling interest.No definition available.false2Foreign currency translation loss8falseRowperiodPeriod*RowprimaryElement*9false 5us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHoldersus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabelxbrli:monetaryItemTypemonetaryDecrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(2) -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. false2Distributions to noncontrolling interestsduration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHoldersus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-639000-639falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8truefalsefalse-639000-639falsefalsefalse9truefalsefalse-596000-596falsefalsefalsexbrli:monetaryItemTypemonetaryDecrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(2) -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. false2Distributions to noncontrolling interests9falseRowperiodPeriod*RowprimaryElement*10false 5us-gaap_StockIssuedDuringPeriodSharesNewIssuesus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:sharesItemTypesharesNumber of new stock issued during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 false1Issuance of common stock (in shares)duration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_StockIssuedDuringPeriodSharesNewIssuesus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse75900007590000falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesNumber of new stock issued during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 false1Issuance of common stock (in shares)10falseRowperiodPeriod*RowprimaryElement*11false 5us-gaap_StockIssuedDuringPeriodValueNewIssuesus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:monetaryItemTypemonetaryEquity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 false2Issuance of common stockduration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_StockIssuedDuringPeriodValueNewIssuesus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse534850000534850falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse7600076falsefalsefalse5truefalsefalse534774000534774falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryEquity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 false2Issuance of common stock11falseRowperiodPeriod*RowprimaryElement*12false 5us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:sharesItemTypesharesNumber of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 5 -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. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 false1Issuances pursuant to stock plan (in shares)duration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse162745162745falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesNumber of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 5 -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. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 false1Issuances pursuant to stock plan (in shares)12falseRowperiodPeriod*RowprimaryElement*13false 5us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValueus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:monetaryItemTypemonetaryThis element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation".Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415241&loc=d3e4534-113899 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6576910&loc=d3e11149-113907 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6576910&loc=d3e11178-113907 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -Subparagraph b -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. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A91 -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. Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 39 -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. false2Issuances pursuant to stock planduration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValueus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse1166300011663falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse20002falsefalsefalse5truefalsefalse1166100011661falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation".Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415241&loc=d3e4534-113899 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6576910&loc=d3e11149-113907 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6576910&loc=d3e11178-113907 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -Subparagraph b -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. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A91 -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. Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 39 -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. false2Issuances pursuant to stock plan13falseRowperiodPeriod*RowprimaryElement*14false 5us-gaap_DividendsCommonStockCashus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabelxbrli:monetaryItemTypemonetaryEquity impact of common stock cash dividends declared by an entity during the period. This element includes paid and unpaid dividends declared during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 false2Dividends declared on common stockduration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_DividendsCommonStockCashus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-84680000-84680falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6truefalsefalse-84680000-84680falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryEquity impact of common stock cash dividends declared by an entity during the period. This element includes paid and unpaid dividends declared during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 false2Dividends declared on common stock14falseRowperiodPeriod*RowprimaryElement*15false 5us-gaap_DividendsPreferredStockCashus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabelxbrli:monetaryItemTypemonetaryEquity impact of preferred stock cash dividends declared by an entity during the period. This element includes paid and unpaid dividends declared during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 01-6 -Paragraph 14 -Subparagraph l -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. false2Dividends declared on preferred stockduration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_DividendsPreferredStockCashus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-12942000-12942falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6truefalsefalse-12942000-12942falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryEquity impact of preferred stock cash dividends declared by an entity during the period. This element includes paid and unpaid dividends declared during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 01-6 -Paragraph 14 -Subparagraph l -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. false2Dividends declared on preferred stock15falseRowperiodPeriod*RowprimaryElement*16false 5are_DistributionsInExcessOfEarningsare_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabelxbrli:monetaryItemTypemonetaryIncrease to additional paid in capital resulting from distributions in excess of earnings.No definition available.false2Distributions in excess of earningsduration2013-01-01T00:00:002013-06-30T00:00:00 0are_DistributionsInExcessOfEarningsare_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5truefalsefalse-36010000-36010falsefalsefalse6truefalsefalse3601000036010falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryIncrease to additional paid in capital resulting from distributions in excess of earnings.No definition available.false2Distributions in excess of earnings16falseRowperiodPeriod*RowprimaryElement*17false 5us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabelxbrli:monetaryItemTypemonetaryAmount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 26 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568447-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 25 -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. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568740-111683 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=18733213&loc=SL4590271-111686 false2Balance as of June 30, 2013duration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestus-gaap_truecreditinstantfalsefalsetruefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse39849700003984970USD$falsetruefalse2truefalsefalse250000000250000USD$falsetruefalse3truefalsefalse130000000130000USD$falsetruefalse4truefalsefalse710000710USD$falsetruefalse5truefalsefalse35964770003596477USD$falsetruefalse6truefalsefalse00USD$falsetruefalse7truefalsefalse-39565000-39565USD$falsetruefalse8truefalsefalse4734800047348USD$falsetruefalse9truefalsefalse1450500014505USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 26 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568447-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 25 -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. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568740-111683 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=18733213&loc=SL4590271-111686 falseinstant2013-06-30T00:00:000001-01-01T00:00:002Balance as of June 30, 2013 at Jun. 30, 201317falseRowperiodPeriod*RowprimaryElement*18false 5us-gaap_SharesIssuedus-gaap_truenainstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabelxbrli:sharesItemTypesharesNumber of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 false1Balance (in shares)duration2013-01-01T00:00:002013-06-30T00:00:00 0us-gaap_SharesIssuedus-gaap_truenainstantfalsefalsetruefalsefalsefalsetruefalseperiodEndLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse7099739070997390falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesNumber of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 falseinstant2013-06-30T00:00:000001-01-01T00:00:001Balance (in shares) at Jun. 30, 2013trueConsolidated Statement of Changes in Stockholders' Equity and Noncontrolling Interests (Unaudited) (USD $)ThousandsNoRoundingUnKnownUnKnowntruefalsefalseSheethttp://www.are.com/role/ConsolidatedStatementOfChangesInStockholdersEquityAndNoncontrollingInterestsUnaudited917