UBmatrix Calculation Trace Report
Line Concept Weight Balance Decimals Precision Reported Calculated Source Message
1 Extended Link [ http://www.bostonproperties.com/taxonomy/role/StatementOfIncomeRealEstateInvestmentTrusts ]
2 Context eol_PE233575--0910-Q0005_STD_p9m_20090930_0 [ 2009-01-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:NetIncomeLoss NA -3 [6] 212871000 212,871,000 Instance OK
us-gaap:ProfitLoss 1.0 NA -3 [6] 217920000 217,920,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 NA -3 [6] 197142000 197,142,000 Instance OK
us-gaap:Revenues 1.0 NA -3 [7] 1144337000 1,144,337,000 Instance OK
us-gaap:RealEstateRevenueNet 1.0 NA -3 [7] 1095353000 1,095,353,000 Instance OK
us-gaap:OperatingLeasesIncomeStatementLeaseRevenue 1.0 credit -3 [6] 889983000 889,983,000 Instance
us-gaap:TenantReimbursements 1.0 credit -3 [6] 154130000 154,130,000 Instance
us-gaap:ParkingRevenue 1.0 credit -3 [5] 51240000 51,240,000 Instance
us-gaap:RevenueFromLeasedAndOwnedHotels 1.0 credit -3 [5] 20108000 20,108,000 Instance
cik000104312:DevelopmentAndManagementServices 1.0 credit -3 [5] 26601000 26,601,000 Instance
us-gaap:InterestIncomeOperating 1.0 credit -3 [4] 2275000 2,275,000 Instance
us-gaap:CostsAndExpenses -1.0 NA -3 [6] 947195000 947,195,000 Instance OK
us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment 1.0 debit -3 [6] 377611000 377,611,000 Instance
us-gaap:DirectCostsOfHotels 1.0 debit -3 [5] 16249000 16,249,000 Instance
us-gaap:GeneralAndAdministrativeExpense 1.0 debit -3 [5] 55941000 55,941,000 Instance
us-gaap:InterestExpense 1.0 debit -3 [6] 234653000 234,653,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -3 [6] 236389000 236,389,000 Instance
us-gaap:OtherNonoperatingGainsLosses -1.0 credit -3 [5] -27766000 -27,766,000 Instance
us-gaap:GainLossOnDerivativeInstrumentsNetPretax -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainsLossesOnExtinguishmentOfDebt -1.0 credit -3 [3] -510000 -510,000 Instance
us-gaap:GainLossOnInvestments -1.0 credit -3 [4] 1924000 1,924,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments 1.0 credit -3 [5] 11096000 11,096,000 Instance
us-gaap:GainLossOnSaleOfProperties 1.0 credit -3 [4] 9682000 9,682,000 Instance
us-gaap:MinorityInterestInNetIncomeLossLimitedPartnerships -1.0 debit -3 [4] 2315000 2,315,000 Instance
us-gaap:MinorityInterestInNetIncomeLossPreferredUnitHolders -1.0 debit -3 [4] 2734000 2,734,000 Instance
2 Context eol_PE233575--0910-Q0005_STD_p9m_20080930_0 [ 2008-01-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:NetIncomeLoss NA -3 [6] 244596000 244,596,000 Instance OK
us-gaap:ProfitLoss 1.0 NA -3 [6] 249317000 249,317,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 NA -3 [6] 212382000 212,382,000 Instance OK
us-gaap:Revenues 1.0 NA -3 [7] 1098100000 1,098,100,000 Instance OK
us-gaap:RealEstateRevenueNet 1.0 NA -3 [7] 1033813000 1,033,813,000 Instance OK
us-gaap:OperatingLeasesIncomeStatementLeaseRevenue 1.0 credit -3 [6] 828671000 828,671,000 Instance
us-gaap:TenantReimbursements 1.0 credit -3 [6] 154700000 154,700,000 Instance
us-gaap:ParkingRevenue 1.0 credit -3 [5] 50442000 50,442,000 Instance
us-gaap:RevenueFromLeasedAndOwnedHotels 1.0 credit -3 [5] 24714000 24,714,000 Instance
cik000104312:DevelopmentAndManagementServices 1.0 credit -3 [5] 21494000 21,494,000 Instance
us-gaap:InterestIncomeOperating 1.0 credit -3 [5] 18079000 18,079,000 Instance
us-gaap:CostsAndExpenses -1.0 NA -3 [6] 885718000 885,718,000 Instance OK
us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment 1.0 debit -3 [6] 364551000 364,551,000 Instance
us-gaap:DirectCostsOfHotels 1.0 debit -3 [5] 18664000 18,664,000 Instance
us-gaap:GeneralAndAdministrativeExpense 1.0 debit -3 [5] 55813000 55,813,000 Instance
us-gaap:InterestExpense 1.0 debit -3 [6] 216460000 216,460,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -3 [6] 218408000 218,408,000 Instance
us-gaap:OtherNonoperatingGainsLosses -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainLossOnDerivativeInstrumentsNetPretax -1.0 credit -3 [4] -9849000 -9,849,000 Instance
us-gaap:GainsLossesOnExtinguishmentOfDebt -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainLossOnInvestments -1.0 credit -3 [4] -1973000 -1,973,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments 1.0 credit -3 [4] 5541000 5,541,000 Instance
us-gaap:GainLossOnSaleOfProperties 1.0 credit -3 [5] 31394000 31,394,000 Instance
us-gaap:MinorityInterestInNetIncomeLossLimitedPartnerships -1.0 debit -3 [4] 1570000 1,570,000 Instance
us-gaap:MinorityInterestInNetIncomeLossPreferredUnitHolders -1.0 debit -3 [4] 3151000 3,151,000 Instance
2 Context eol_PE233575--0910-Q0005_STD_p3m_20090930_0 [ 2009-07-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:NetIncomeLoss NA -3 [5] 77819000 77,819,000 Instance OK
us-gaap:ProfitLoss 1.0 NA -3 [5] 79705000 79,705,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 NA -3 [5] 70961000 70,961,000 Instance OK
us-gaap:Revenues 1.0 NA -3 [6] 377303000 377,303,000 Instance OK
us-gaap:RealEstateRevenueNet 1.0 NA -3 [6] 359386000 359,386,000 Instance OK
us-gaap:OperatingLeasesIncomeStatementLeaseRevenue 1.0 credit -3 [6] 291602000 291,602,000 Instance
us-gaap:TenantReimbursements 1.0 credit -3 [5] 51901000 51,901,000 Instance
us-gaap:ParkingRevenue 1.0 credit -3 [5] 15883000 15,883,000 Instance
us-gaap:RevenueFromLeasedAndOwnedHotels 1.0 credit -3 [4] 6650000 6,650,000 Instance
cik000104312:DevelopmentAndManagementServices 1.0 credit -3 [4] 9754000 9,754,000 Instance
us-gaap:InterestIncomeOperating 1.0 credit -3 [4] 1513000 1,513,000 Instance
us-gaap:CostsAndExpenses -1.0 NA -3 [6] 306342000 306,342,000 Instance OK
us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment 1.0 debit -3 [6] 129020000 129,020,000 Instance
us-gaap:DirectCostsOfHotels 1.0 debit -3 [4] 5418000 5,418,000 Instance
us-gaap:GeneralAndAdministrativeExpense 1.0 debit -3 [5] 19989000 19,989,000 Instance
us-gaap:InterestExpense 1.0 debit -3 [5] 77090000 77,090,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -3 [5] 76126000 76,126,000 Instance
us-gaap:OtherNonoperatingGainsLosses -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainLossOnDerivativeInstrumentsNetPretax -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainsLossesOnExtinguishmentOfDebt -1.0 credit -3 [2] -16000 -16,000 Instance
us-gaap:GainLossOnInvestments -1.0 credit -3 [4] 1317000 1,317,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments 1.0 credit -3 [4] 6350000 6,350,000 Instance
us-gaap:GainLossOnSaleOfProperties 1.0 credit -3 [4] 2394000 2,394,000 Instance
us-gaap:MinorityInterestInNetIncomeLossLimitedPartnerships -1.0 debit -3 [4] 1114000 1,114,000 Instance
us-gaap:MinorityInterestInNetIncomeLossPreferredUnitHolders -1.0 debit -3 [3] 772000 772,000 Instance
2 Context eol_PE233575--0910-Q0005_STD_p3m_20080930_0 [ 2008-07-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:NetIncomeLoss NA -3 [5] 52784000 52,784,000 Instance OK
us-gaap:ProfitLoss 1.0 NA -3 [5] 54362000 54,362,000 Instance OK
us-gaap:OperatingIncomeLoss 1.0 NA -3 [5] 49965000 49,965,000 Instance OK
us-gaap:Revenues 1.0 NA -3 [6] 357988000 357,988,000 Instance OK
us-gaap:RealEstateRevenueNet 1.0 NA -3 [6] 338797000 338,797,000 Instance OK
us-gaap:OperatingLeasesIncomeStatementLeaseRevenue 1.0 credit -3 [6] 266205000 266,205,000 Instance
us-gaap:TenantReimbursements 1.0 credit -3 [5] 55968000 55,968,000 Instance
us-gaap:ParkingRevenue 1.0 credit -3 [5] 16624000 16,624,000 Instance
us-gaap:RevenueFromLeasedAndOwnedHotels 1.0 credit -3 [4] 8482000 8,482,000 Instance
cik000104312:DevelopmentAndManagementServices 1.0 credit -3 [4] 9557000 9,557,000 Instance
us-gaap:InterestIncomeOperating 1.0 credit -3 [4] 1152000 1,152,000 Instance
us-gaap:CostsAndExpenses -1.0 NA -3 [6] 308023000 308,023,000 Instance OK
us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment 1.0 debit -3 [6] 127715000 127,715,000 Instance
us-gaap:DirectCostsOfHotels 1.0 debit -3 [4] 6318000 6,318,000 Instance
us-gaap:GeneralAndAdministrativeExpense 1.0 debit -3 [5] 18758000 18,758,000 Instance
us-gaap:InterestExpense 1.0 debit -3 [5] 74662000 74,662,000 Instance
us-gaap:DepreciationAndAmortization 1.0 debit -3 [5] 73312000 73,312,000 Instance
us-gaap:OtherNonoperatingGainsLosses -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainLossOnDerivativeInstrumentsNetPretax -1.0 credit -3 [4] -6318000 -6,318,000 Instance
us-gaap:GainsLossesOnExtinguishmentOfDebt -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainLossOnInvestments -1.0 credit -3 [3] -940000 -940,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments 1.0 credit -3 [4] 2644000 2,644,000 Instance
us-gaap:GainLossOnSaleOfProperties 1.0 credit -3 [4] 1753000 1,753,000 Instance
us-gaap:MinorityInterestInNetIncomeLossLimitedPartnerships -1.0 debit -3 [3] 525000 525,000 Instance
us-gaap:MinorityInterestInNetIncomeLossPreferredUnitHolders -1.0 debit -3 [4] 1053000 1,053,000 Instance


1 Extended Link [ http://www.bostonproperties.com/taxonomy/role/StatementOfFinancialPositionUnclassified-RealEstateOperations ]
2 Context eol_PE233575--0910-Q0005_STD_Inst_20090930_0 [ 2009-09-30 - ]
c-equal
3 Unit USD
u-equal
us-gaap:Assets NA -3 [8] 11222335000 11,222,335,000 Instance OK
us-gaap:RealEstateInvestmentPropertyNet 1.0 NA -3 [7] 8610772000 8,610,772,000 Instance OK
us-gaap:RealEstateInvestmentPropertyAtCost 1.0 debit -3 [7] 9332378000 9,332,378,000 Instance
us-gaap:ConstructionInProgressGross 1.0 debit -3 [6] 976758000 976,758,000 Instance
us-gaap:LandAvailableForDevelopment 1.0 debit -3 [6] 237712000 237,712,000 Instance
us-gaap:RealEstateInvestmentPropertyAccumulatedDepreciation -1.0 credit -3 [7] 1936076000 1,936,076,000 Instance
us-gaap:CashAndCashEquivalentsAtCarryingValue 1.0 debit -3 [6] 782106000 782,106,000 Instance
us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue 1.0 debit -3 [5] 20681000 20,681,000 Instance
us-gaap:MarketableSecurities 1.0 debit -3 [5] 10436000 10,436,000 Instance
us-gaap:AccountsReceivableNet 1.0 debit -3 [5] 71845000 71,845,000 Instance
us-gaap:NotesReceivableRelatedParties 1.0 debit -3 [6] 270000000 270,000,000 Instance
us-gaap:DeferredRentReceivablesNet 1.0 debit -3 [6] 353709000 353,709,000 Instance
us-gaap:DeferredCosts 1.0 debit -3 [6] 288642000 288,642,000 Instance
us-gaap:PrepaidExpenseAndOtherAssets 1.0 debit -3 [5] 41977000 41,977,000 Instance
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures 1.0 debit -3 [6] 772167000 772,167,000 Instance
us-gaap:LiabilitiesAndPartnersCapital NA -3 [8] 11222335000 11,222,335,000 Instance OK
us-gaap:Liabilities 1.0 NA -3 [7] 6499359000 6,499,359,000 Instance OK
us-gaap:SecuredDebt 1.0 credit -3 [7] 2643497000 2,643,497,000 Instance
us-gaap:SeniorNotes 1.0 credit -3 [7] 1472740000 1,472,740,000 Instance
us-gaap:ConvertibleNotesPayable 1.0 credit -3 [7] 1892753000 1,892,753,000 Instance
us-gaap:LineOfCredit 1.0 credit -3 [0] 0 0 Instance
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent 1.0 credit -3 [6] 229177000 229,177,000 Instance
us-gaap:DividendsPayableCurrentAndNoncurrent 1.0 credit -3 [5] 80463000 80,463,000 Instance
us-gaap:InterestPayableCurrentAndNoncurrent 1.0 credit -3 [5] 49536000 49,536,000 Instance
us-gaap:OtherLiabilities 1.0 credit -3 [6] 131193000 131,193,000 Instance
cik000104312:NonControllingInterestRedeemablePartnershipUnitsPreferredUnitsValue 1.0 credit -3 [5] 95748000 95,748,000 Instance
cik000104312:NonControllingInterestRedeemablePartnershipUnitsCommonUnitsValue 1.0 credit -3 [7] 1405479000 1,405,479,000 Instance
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -3 [7] 3221749000 3,221,749,000 Instance OK
us-gaap:PartnersCapital 1.0 credit -3 [7] 3216034000 3,216,034,000 Instance
us-gaap:MinorityInterestInLimitedPartnerships 1.0 credit -3 [4] 5715000 5,715,000 Instance
2 Context eol_PE233575--0910-Q0005_STD_Inst_20081231_0 [ 2008-12-31 - ]
c-equal
3 Unit USD
u-equal
us-gaap:Assets NA -3 [8] 10501867000 10,501,867,000 Instance OK
us-gaap:RealEstateInvestmentPropertyNet 1.0 NA -3 [7] 8440813000 8,440,813,000 Instance OK
us-gaap:RealEstateInvestmentPropertyAtCost 1.0 debit -3 [7] 9124683000 9,124,683,000 Instance
us-gaap:ConstructionInProgressGross 1.0 debit -3 [6] 835983000 835,983,000 Instance
us-gaap:LandAvailableForDevelopment 1.0 debit -3 [6] 224395000 224,395,000 Instance
us-gaap:RealEstateInvestmentPropertyAccumulatedDepreciation -1.0 credit -3 [7] 1744248000 1,744,248,000 Instance
us-gaap:CashAndCashEquivalentsAtCarryingValue 1.0 debit -3 [6] 241510000 241,510,000 Instance
us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue 1.0 debit -3 [5] 21970000 21,970,000 Instance
us-gaap:MarketableSecurities 1.0 debit -3 [5] 11590000 11,590,000 Instance
us-gaap:AccountsReceivableNet 1.0 debit -3 [5] 68743000 68,743,000 Instance
us-gaap:NotesReceivableRelatedParties 1.0 debit -3 [6] 270000000 270,000,000 Instance
us-gaap:DeferredRentReceivablesNet 1.0 debit -3 [6] 316711000 316,711,000 Instance
us-gaap:DeferredCosts 1.0 debit -3 [6] 325369000 325,369,000 Instance
us-gaap:PrepaidExpenseAndOtherAssets 1.0 debit -3 [5] 22401000 22,401,000 Instance
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures 1.0 debit -3 [6] 782760000 782,760,000 Instance
us-gaap:LiabilitiesAndPartnersCapital NA -3 [8] 10501867000 10,501,867,000 Instance OK
us-gaap:Liabilities 1.0 NA -3 [7] 6602719000 6,602,719,000 Instance OK
us-gaap:SecuredDebt 1.0 credit -3 [7] 2660642000 2,660,642,000 Instance
us-gaap:SeniorNotes 1.0 credit -3 [7] 1472375000 1,472,375,000 Instance
us-gaap:ConvertibleNotesPayable 1.0 credit -3 [7] 1859867000 1,859,867,000 Instance
us-gaap:LineOfCredit 1.0 credit -3 [6] 100000000 100,000,000 Instance
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent 1.0 credit -3 [6] 171791000 171,791,000 Instance
us-gaap:DividendsPayableCurrentAndNoncurrent 1.0 credit -3 [5] 97162000 97,162,000 Instance
us-gaap:InterestPayableCurrentAndNoncurrent 1.0 credit -3 [5] 67132000 67,132,000 Instance
us-gaap:OtherLiabilities 1.0 credit -3 [6] 173750000 173,750,000 Instance
cik000104312:NonControllingInterestRedeemablePartnershipUnitsPreferredUnitsValue 1.0 credit -3 [5] 80338000 80,338,000 Instance
cik000104312:NonControllingInterestRedeemablePartnershipUnitsCommonUnitsValue 1.0 credit -3 [7] 1147057000 1,147,057,000 Instance
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -3 [7] 2671753000 2,671,753,000 Instance OK
us-gaap:PartnersCapital 1.0 credit -3 [7] 2664853000 2,664,853,000 Instance
us-gaap:MinorityInterestInLimitedPartnerships 1.0 credit -3 [4] 6900000 6,900,000 Instance


1 Extended Link [ http://www.bostonproperties.com/taxonomy/role/StatementOfCashFlowsIndirectRealEstate ]
2 Context eol_PE233575--0910-Q0005_STD_p9m_20090930_0 [ 2009-01-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease NA -3 [6] 540596000 540,596,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivities 1.0 NA -3 [6] 447916000 447,916,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -3 [6] 217920000 217,920,000 Instance
us-gaap:AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities 1.0 NA -3 [6] 229996000 229,996,000 Instance OK
us-gaap:DepreciationAndAmortization 1.0 debit -3 [6] 236389000 236,389,000 Instance
us-gaap:PaidInKindInterest 1.0 debit -3 [5] 41311000 41,311,000 Instance
us-gaap:ShareBasedCompensation 1.0 debit -3 [5] 20136000 20,136,000 Instance
us-gaap:OtherNoncashIncome -1.0 credit -3 [4] 3600000 3,600,000 Instance
cik000104312:AdjustmentGainsLossesOnExtinguishmentOfDebt -1.0 credit -3 [2] -10000 -10,000 Instance
us-gaap:GainLossOnDerivativeInstrumentsNetPretax -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainLossOnSaleOfInvestments -1.0 credit -3 [4] 1924000 1,924,000 Instance
us-gaap:OtherNonoperatingGainsLosses -1.0 credit -3 [5] -27766000 -27,766,000 Instance
us-gaap:IncomeLossFromEquityMethodInvestments -1.0 credit -3 [5] 11096000 11,096,000 Instance
us-gaap:EquityMethodInvestmentDividendsOrDistributions 1.0 debit -3 [4] 7876000 7,876,000 Instance
us-gaap:GainLossOnSaleOfProperties -1.0 credit -3 [4] 9682000 9,682,000 Instance
us-gaap:IncreaseDecreaseInRestrictedCashForOperatingActivities -1.0 credit -3 [4] -1289000 -1,289,000 Instance
us-gaap:IncreaseDecreaseInAccountsReceivable -1.0 credit -3 [5] -17871000 -17,871,000 Instance
us-gaap:IncreaseDecreaseInDeferredRentReceivables -1.0 credit -3 [5] 36998000 36,998,000 Instance
us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets -1.0 credit -3 [5] 19576000 19,576,000 Instance
us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities 1.0 debit -3 [4] 8794000 8,794,000 Instance
us-gaap:IncreaseDecreaseInInterestPayableNet 1.0 debit -3 [5] -17596000 -17,596,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingLiabilities 1.0 debit -3 [4] -7875000 -7,875,000 Instance
cik000104312:TenantLeasingCosts 1.0 debit -3 [5] -23099000 -23,099,000 Instance
us-gaap:NetCashProvidedByUsedInInvestingActivities 1.0 NA -3 [6] -328285000 -328,285,000 Instance OK
us-gaap:PaymentsToAcquireAndDevelopRealEstate -1.0 credit -3 [6] 324203000 324,203,000 Instance
us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities 1.0 debit -3 [4] 3078000 3,078,000 Instance
us-gaap:PaymentsToAcquireEquityMethodInvestments -1.0 credit -3 [4] 7160000 7,160,000 Instance
cik000104312:NetProceedsFromTheSaleFinancingOfRealEstatePlacedInEscrow 1.0 debit -3 [0] 0 0 Instance
us-gaap:PaymentsToAcquireNotesReceivable -1.0 credit -3 [0] 0 0 Instance
us-gaap:ProceedsFromSaleAndCollectionOfNotesReceivable 1.0 debit -3 [0] 0 0 Instance
us-gaap:ProceedsFromSaleOfRealEstate 1.0 debit -3 [0] 0 0 Instance
us-gaap:NetCashProvidedByUsedInFinancingActivities 1.0 NA -3 [6] 420965000 420,965,000 Instance OK
us-gaap:ProceedsFromLongTermLinesOfCredit 1.0 debit -3 [0] 0 0 Instance
us-gaap:RepaymentsOfLongTermLinesOfCredit -1.0 credit -3 [6] 100000000 100,000,000 Instance
us-gaap:ProceedsFromIssuanceOfSecuredDebt 1.0 debit -3 [6] 102155000 102,155,000 Instance
us-gaap:RepaymentsOfSecuredDebt -1.0 credit -3 [6] 119268000 119,268,000 Instance
us-gaap:ProceedsFromConvertibleDebt 1.0 debit -3 [0] 0 0 Instance
cik000104312:PaymentsOnRealEstateFinancingTransactions -1.0 credit -3 [0] 0 0 Instance
us-gaap:ProceedsFromContributionsFromAffiliates 1.0 debit -3 [0] 0 0 Instance
cik000104312:RepaymentOfAdvanceFromJointVenturePartners -1.0 credit -3 [0] 0 0 Instance
us-gaap:PaymentsOfDividends -1.0 credit -3 [6] 276432000 276,432,000 Instance
us-gaap:ProceedsFromIssuanceOrSaleOfEquity 1.0 debit -3 [6] 846827000 846,827,000 Instance
cik000104312:EquityComponentOfUnsecuredExchangeableSeniorNotes 1.0 debit -3 [0] 0 0 Instance
cik000104312:CappedCallTransactionCosts -1.0 credit -3 [0] 0 0 Instance
us-gaap:PaymentsOfDividendsMinorityInterest -1.0 credit -3 [4] 3500000 3,500,000 Instance
us-gaap:RepaymentsOfNotesPayable -1.0 credit -3 [5] 25000000 25,000,000 Instance
us-gaap:PaymentsOfFinancingCosts -1.0 credit -3 [4] 3817000 3,817,000 Instance
2 Context eol_PE233575--0910-Q0005_STD_p9m_20080930_0 [ 2008-01-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease NA -3 [7] -1451324000 -1,451,324,000 Instance OK
us-gaap:NetCashProvidedByUsedInOperatingActivities 1.0 NA -3 [6] 365683000 365,683,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -3 [6] 249317000 249,317,000 Instance
us-gaap:AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities 1.0 NA -3 [6] 116366000 116,366,000 Instance OK
us-gaap:DepreciationAndAmortization 1.0 debit -3 [6] 218408000 218,408,000 Instance
us-gaap:PaidInKindInterest 1.0 debit -3 [5] 26181000 26,181,000 Instance
us-gaap:ShareBasedCompensation 1.0 debit -3 [5] 17534000 17,534,000 Instance
us-gaap:OtherNoncashIncome -1.0 credit -3 [0] 0 0 Instance
cik000104312:AdjustmentGainsLossesOnExtinguishmentOfDebt -1.0 credit -3 [0] 0 0 Instance
us-gaap:GainLossOnDerivativeInstrumentsNetPretax -1.0 credit -3 [4] -9849000 -9,849,000 Instance
us-gaap:GainLossOnSaleOfInvestments -1.0 credit -3 [4] -1802000 -1,802,000 Instance
us-gaap:OtherNonoperatingGainsLosses -1.0 credit -3 [0] 0 0 Instance
us-gaap:IncomeLossFromEquityMethodInvestments -1.0 credit -3 [4] 5541000 5,541,000 Instance
us-gaap:EquityMethodInvestmentDividendsOrDistributions 1.0 debit -3 [4] 4951000 4,951,000 Instance
us-gaap:GainLossOnSaleOfProperties -1.0 credit -3 [5] 31394000 31,394,000 Instance
us-gaap:IncreaseDecreaseInRestrictedCashForOperatingActivities -1.0 credit -3 [4] -3146000 -3,146,000 Instance
us-gaap:IncreaseDecreaseInAccountsReceivable -1.0 credit -3 [4] -9979000 -9,979,000 Instance
us-gaap:IncreaseDecreaseInDeferredRentReceivables -1.0 credit -3 [5] 15817000 15,817,000 Instance
us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets -1.0 credit -3 [5] 24280000 24,280,000 Instance
us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities 1.0 debit -3 [5] 12987000 12,987,000 Instance
us-gaap:IncreaseDecreaseInInterestPayableNet 1.0 debit -3 [4] -5782000 -5,782,000 Instance
us-gaap:IncreaseDecreaseInOtherOperatingLiabilities 1.0 debit -3 [5] -64131000 -64,131,000 Instance
cik000104312:TenantLeasingCosts 1.0 debit -3 [5] -41526000 -41,526,000 Instance
us-gaap:NetCashProvidedByUsedInInvestingActivities 1.0 NA -3 [7] -1215841000 -1,215,841,000 Instance OK
us-gaap:PaymentsToAcquireAndDevelopRealEstate -1.0 credit -3 [6] 468289000 468,289,000 Instance
us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities 1.0 debit -3 [5] 12929000 12,929,000 Instance
us-gaap:PaymentsToAcquireEquityMethodInvestments -1.0 credit -3 [6] 890593000 890,593,000 Instance
cik000104312:NetProceedsFromTheSaleFinancingOfRealEstatePlacedInEscrow 1.0 debit -3 [6] 149382000 149,382,000 Instance
us-gaap:PaymentsToAcquireNotesReceivable -1.0 credit -3 [6] 270000000 270,000,000 Instance
us-gaap:ProceedsFromSaleAndCollectionOfNotesReceivable 1.0 debit -3 [6] 123000000 123,000,000 Instance
us-gaap:ProceedsFromSaleOfRealEstate 1.0 debit -3 [6] 127730000 127,730,000 Instance
us-gaap:NetCashProvidedByUsedInFinancingActivities 1.0 NA -3 [6] -601166000 -601,166,000 Instance OK
us-gaap:ProceedsFromLongTermLinesOfCredit 1.0 debit -3 [7] 1191000000 1,191,000,000 Instance
us-gaap:RepaymentsOfLongTermLinesOfCredit -1.0 credit -3 [6] 872000000 872,000,000 Instance
us-gaap:ProceedsFromIssuanceOfSecuredDebt 1.0 debit -3 [6] 136931000 136,931,000 Instance
us-gaap:RepaymentsOfSecuredDebt -1.0 credit -3 [6] 580359000 580,359,000 Instance
us-gaap:ProceedsFromConvertibleDebt 1.0 debit -3 [6] 647046000 647,046,000 Instance
cik000104312:PaymentsOnRealEstateFinancingTransactions -1.0 credit -3 [4] 4634000 4,634,000 Instance
us-gaap:ProceedsFromContributionsFromAffiliates 1.0 debit -3 [5] 30000000 30,000,000 Instance
cik000104312:RepaymentOfAdvanceFromJointVenturePartners -1.0 credit -3 [5] 30000000 30,000,000 Instance
us-gaap:PaymentsOfDividends -1.0 credit -3 [7] 1138824000 1,138,824,000 Instance
us-gaap:ProceedsFromIssuanceOrSaleOfEquity 1.0 debit -3 [3] -731000 -731,000 Instance
cik000104312:EquityComponentOfUnsecuredExchangeableSeniorNotes 1.0 debit -3 [5] 91947000 91,947,000 Instance
cik000104312:CappedCallTransactionCosts -1.0 credit -3 [5] 44360000 44,360,000 Instance
us-gaap:PaymentsOfDividendsMinorityInterest -1.0 credit -3 [5] 14082000 14,082,000 Instance
us-gaap:RepaymentsOfNotesPayable -1.0 credit -3 [0] 0 0 Instance
us-gaap:PaymentsOfFinancingCosts -1.0 credit -3 [5] 13100000 13,100,000 Instance


1 Extended Link [ http://www.bostonproperties.com/taxonomy/role/StatementOfOtherComprehensiveIncome ]
2 Context eol_PE233575--0910-Q0005_STD_p9m_20090930_0 [ 2009-01-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:ComprehensiveIncomeNetOfTax NA -3 [6] 215049000 215,049,000 Instance OK
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -3 [6] 220098000 220,098,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -3 [6] 217920000 217,920,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease 1.0 NA -3 [4] 2178000 2,178,000 Instance OK
us-gaap:IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments -1.0 debit -3 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax -1.0 debit -3 [4] -2178000 -2,178,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest -1.0 debit -3 [4] 5049000 5,049,000 Instance
2 Context eol_PE233575--0910-Q0005_STD_p9m_20080930_0 [ 2008-01-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:ComprehensiveIncomeNetOfTax NA -3 [6] 236342000 236,342,000 Instance OK
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -3 [6] 241063000 241,063,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -3 [6] 249317000 249,317,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease 1.0 NA -3 [4] -8254000 -8,254,000 Instance OK
us-gaap:IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments -1.0 debit -3 [4] 7960000 7,960,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax -1.0 debit -3 [3] 294000 294,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest -1.0 debit -3 [4] 4721000 4,721,000 Instance
2 Context eol_PE233575--0910-Q0005_STD_p3m_20090930_0 [ 2009-07-01 - 2009-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:ComprehensiveIncomeNetOfTax NA -3 [5] 78545000 78,545,000 Instance OK
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -3 [5] 80431000 80,431,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -3 [5] 79705000 79,705,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease 1.0 NA -3 [3] 726000 726,000 Instance OK
us-gaap:IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments -1.0 debit -3 [0] 0 0 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax -1.0 debit -3 [3] -726000 -726,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest -1.0 debit -3 [4] 1886000 1,886,000 Instance
2 Context eol_PE233575--0910-Q0005_STD_p3m_20080930_0 [ 2008-07-01 - 2008-09-30 ]
c-equal
3 Unit USD
u-equal
us-gaap:ComprehensiveIncomeNetOfTax NA -3 [5] 57207000 57,207,000 Instance OK
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 1.0 NA -3 [5] 58785000 58,785,000 Instance OK
us-gaap:ProfitLoss 1.0 credit -3 [5] 54362000 54,362,000 Instance
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease 1.0 NA -3 [4] 4423000 4,423,000 Instance OK
us-gaap:IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments -1.0 debit -3 [4] -4521000 -4,521,000 Instance
us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax -1.0 debit -3 [2] 98000 98,000 Instance
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest -1.0 debit -3 [4] 1578000 1,578,000 Instance


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