$BXP
BXP Inc Stock $bxp

$bxp Overview Financials Valuation SEC Filings Company Website

2016 Q1 Form 10-Q Financial Statement

#000165642316000017 Filed on May 06, 2016

Income Statement

Concept	2016 Q1	2015 Q1
Revenue	$666.0M	$618.5M
YoY Change	7.68%	7.62%
Cost Of Revenue	$226.8M	$228.9M
YoY Change	-0.92%	7.36%
Gross Profit	$439.2M	$389.6M
YoY Change	12.73%	7.77%
Gross Profit Margin	65.95%	62.99%
Selling, General & Admin	$29.40M	$28.80M
YoY Change	2.08%	-3.68%
% of Gross Profit	6.69%	7.39%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$159.4M	$154.2M
YoY Change	3.39%	-0.03%
% of Gross Profit	36.3%	39.58%
Operating Expenses	$188.8M	$183.1M
YoY Change	3.11%	-0.6%
Operating Profit	$250.4M	$206.2M
YoY Change	21.41%	16.57%
Interest Expense	$105.3M	$108.8M
YoY Change	-3.17%	-4.22%
% of Operating Profit	42.06%	52.74%
Other Income/Expense, Net
YoY Change
Pretax Income	$216.2M	$209.2M
YoY Change	3.35%	208.55%
Income Tax		$0.00
% Of Pretax Income		0.0%
Net Earnings	$181.7M	$171.2M
YoY Change	6.17%	216.8%
Net Earnings / Revenue	27.29%	27.68%
Basic Earnings Per Share	$1.18	$1.12
Diluted Earnings Per Share	$1.18	$1.11
COMMON SHARES
Basic Shares Outstanding	153.6M shares	153.2M shares
Diluted Shares Outstanding	153.9M shares	153.9M shares

Balance Sheet

Concept	2016 Q1	2015 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$1.627B	$1.085B
YoY Change	49.91%	-9.39%
Cash & Equivalents	$1.606B	$1.064B
Short-Term Investments	$21.08M	$20.74M
Other Short-Term Assets	$137.0M	$166.0M
YoY Change	-17.47%	-6.74%
Inventory
Prepaid Expenses
Receivables	$74.00M	$48.00M
Other Receivables	$768.0M	$714.0M
Total Short-Term Assets	$2.585B	$1.992B
YoY Change	29.77%	-3.21%
LONG-TERM ASSETS
Property, Plant & Equipment	$15.57B	$15.58B
YoY Change	-0.04%	-1.8%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$257.0M	$217.0M
YoY Change	18.43%	49.66%
Other Assets	$765.0M	$1.395B
YoY Change	-45.16%	52.29%
Total Long-Term Assets	$16.59B	$17.19B
YoY Change	-3.47%	1.57%
TOTAL ASSETS
Total Short-Term Assets	$2.585B	$1.992B
Total Long-Term Assets	$16.59B	$17.19B
Total Assets	$19.18B	$19.18B
YoY Change	-0.02%	1.05%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$253.0M	$224.0M
YoY Change	12.95%	2.75%
Accrued Expenses	$222.0M	$187.0M
YoY Change	18.72%	4.47%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$588.0M	$524.0M
YoY Change	12.21%	2.34%
LONG-TERM LIABILITIES
Long-Term Debt	$10.16B	$10.07B
YoY Change	0.92%	-6.41%
Other Long-Term Liabilities	$498.0M	$484.0M
YoY Change	2.89%	-13.11%
Total Long-Term Liabilities	$10.66B	$10.55B
YoY Change	1.01%	-6.74%
TOTAL LIABILITIES
Total Short-Term Liabilities	$588.0M	$524.0M
Total Long-Term Liabilities	$10.66B	$10.55B
Total Liabilities	$11.25B	$11.07B
YoY Change	1.55%	-6.35%
SHAREHOLDERS EQUITY
Retained Earnings	-$699.0M	-$691.0M
YoY Change	1.17%	348.76%
Common Stock	$1.536M	$1.534M
YoY Change	0.13%	0.26%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$2.722M	$2.722M
YoY Change	0.0%	0.0%
Treasury Stock Shares	78.90K shares	78.90K shares
Shareholders Equity	$5.750B	$5.782B
YoY Change
Total Liabilities & Shareholders Equity	$19.18B	$19.18B
YoY Change	-0.02%	1.05%

Cashflow Statement

Concept	2016 Q1	2015 Q1
OPERATING ACTIVITIES
Net Income	$181.7M	$171.2M
YoY Change	6.17%	216.8%
Depreciation, Depletion And Amortization	$159.4M	$154.2M
YoY Change	3.39%	-0.03%
Cash From Operating Activities	$349.0M	$201.4M
YoY Change	73.24%	62.18%
INVESTING ACTIVITIES
Capital Expenditures	-$204.0M	-$106.4M
YoY Change	91.73%	-27.17%
Acquisitions
YoY Change
Other Investing Activities	$94.70M	$109.1M
YoY Change	-13.2%	-11010.0%
Cash From Investing Activities	-$109.4M	$2.725M
YoY Change	-4113.1%	-101.85%
FINANCING ACTIVITIES
Cash Dividend Paid	$328.6M	$883.7M
YoY Change	-62.82%	78.04%
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$642.3M	-$902.9M
YoY Change	-171.15%	-22.35%
NET CHANGE
Cash From Operating Activities	$349.0M	$201.4M
Cash From Investing Activities	-$109.4M	$2.725M
Cash From Financing Activities	$642.3M	-$902.9M
Net Change In Cash	$882.0M	-$698.7M
YoY Change	-226.23%	-41.07%
FREE CASH FLOW
Cash From Operating Activities	$349.0M	$201.4M
Capital Expenditures	-$204.0M	-$106.4M
Free Cash Flow	$553.0M	$307.8M
YoY Change	79.63%	13.89%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2015Q1	bxp	Additions To Real Estate Included In Accounts Payable And Accrued Expenses AdditionsToRealEstateIncludedInAccountsPayableAndAccruedExpenses	9243000	USD
CY2016Q1	bxp	Additions To Real Estate Included In Accounts Payable And Accrued Expenses AdditionsToRealEstateIncludedInAccountsPayableAndAccruedExpenses	-24857000	USD
CY2015Q1	bxp	Adjustment To Reflect Redeemable Interest At Redemption Value AdjustmentToReflectRedeemableInterestAtRedemptionValue	2153000	USD
CY2016Q1	bxp	Amount Of Earthquake Insurance Provided By Ixp Llc As Direct Insurer San Francisco AmountOfEarthquakeInsuranceProvidedByIxpLlcAsDirectInsurerSanFrancisco	20000000	USD
CY2016Q1	bxp	Annual Aggregate Limit Of Earth Quake Insurance San Francisco AnnualAggregateLimitOfEarthQuakeInsuranceSanFrancisco	170000000	USD
CY2016Q1	bxp	Area Of Undeveloped Land AreaOfUndevelopedLand	457.1	acre
CY2015Q1	bxp	Cashreleasedfromscrowforlandsalecontracts Cashreleasedfromscrowforlandsalecontracts	0	USD
CY2016Q1	bxp	Cashreleasedfromscrowforlandsalecontracts Cashreleasedfromscrowforlandsalecontracts	488000	USD
CY2016Q1	bxp	Common Stock Conversion Rate CommonStockConversionRate	1	shares
CY2015Q1	bxp	Conversions Of Noncontrolling Interests To Stockholders Equity ConversionsOfNoncontrollingInterestsToStockholdersEquity	-8689000	USD
CY2016Q1	bxp	Conversions Of Noncontrolling Interests To Stockholders Equity ConversionsOfNoncontrollingInterestsToStockholdersEquity	-446000	USD
CY2015Q1	bxp	Development And Management Services DevelopmentAndManagementServices	5328000	USD
CY2016Q1	bxp	Development And Management Services DevelopmentAndManagementServices	6689000	USD
CY2015Q1	bxp	Dilutive Securities Per Share Amount DilutiveSecuritiesPerShareAmount	-0.01
CY2016Q1	bxp	Dilutive Securities Per Share Amount DilutiveSecuritiesPerShareAmount	0.00
CY2015Q1	bxp	Distributions On Redeemable Property Partnership DistributionsOnRedeemablePropertyPartnership	1400000	USD
CY2015Q1	bxp	Earnings Per Share After Allccationof Undistributed Earningsto Particiapting Securities Basicdollarspershare EarningsPerShareAfterAllccationofUndistributedEarningstoParticiaptingSecuritiesBasicdollarspershare	1.12
CY2016Q1	bxp	Earnings Per Share After Allccationof Undistributed Earningsto Particiapting Securities Basicdollarspershare EarningsPerShareAfterAllccationofUndistributedEarningstoParticiaptingSecuritiesBasicdollarspershare	1.18
CY2016Q1	bxp	Earthquake Coverage Included In Builders Risk Policy For Improvementsfor Salesforce Tower EarthquakeCoverageIncludedInBuildersRiskPolicyForImprovementsforSalesforceTower	60000000	USD
CY2016Q1	bxp	Earthquake Deductible Insurance Percentage Of Value Of Affected Property San Francisco EarthquakeDeductibleInsurancePercentageOfValueOfAffectedPropertySanFrancisco	0.03
CY2015Q1	bxp	Equity Profit Loss EquityProfitLoss	206939000	USD
CY2016Q1	bxp	Equity Profit Loss EquityProfitLoss	216222000	USD
CY2015Q4	bxp	Excess Stock Par Or Stated Value Per Share ExcessStockParOrStatedValuePerShare	0.01
CY2016Q1	bxp	Excess Stock Par Or Stated Value Per Share ExcessStockParOrStatedValuePerShare	0.01
CY2015Q4	bxp	Excess Stock Value ExcessStockValue	0	USD
CY2016Q1	bxp	Excess Stock Value ExcessStockValue	0	USD
CY2016Q1	bxp	Insurance Policy Limit InsurancePolicyLimit	1000000000	USD
CY2015Q1	bxp	Issuance Of Restricted Securities To Employees And Directors IssuanceOfRestrictedSecuritiesToEmployeesAndDirectors	42279000	USD
CY2016Q1	bxp	Issuance Of Restricted Securities To Employees And Directors IssuanceOfRestrictedSecuritiesToEmployeesAndDirectors	32630000	USD
CY2016Q1	bxp	Letter Of Credit And Performance Obligation LetterOfCreditAndPerformanceObligation	22500000	USD
CY2015Q1	bxp	Minority Interest Decrease From Distributions To Noncontrolling Interest Holdersto Property Partnerships MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolderstoPropertyPartnerships	16574000	USD
CY2016Q1	bxp	Minority Interest Decrease From Distributions To Noncontrolling Interest Holdersto Property Partnerships MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolderstoPropertyPartnerships	12915000	USD
CY2015Q1	bxp	Net Activity From Stock Option And Incentive Plan Value NetActivityFromStockOptionAndIncentivePlanValue	21616000	USD
CY2016Q1	bxp	Net Activity From Stock Option And Incentive Plan Value NetActivityFromStockOptionAndIncentivePlanValue	9080000	USD
CY2015Q1	bxp	Net Income Loss Available To Common Stockholders After Allocationof Undistributed Earningsto Participating Securities Basic NetIncomeLossAvailableToCommonStockholdersAfterAllocationofUndistributedEarningstoParticipatingSecuritiesBasic	170994000	USD
CY2016Q1	bxp	Net Income Loss Available To Common Stockholders After Allocationof Undistributed Earningsto Participating Securities Basic NetIncomeLossAvailableToCommonStockholdersAfterAllocationofUndistributedEarningstoParticipatingSecuritiesBasic	181500000	USD
CY2015Q1	bxp	Net Loss For Redeemable Interest In Property Partnership NetLossForRedeemableInterestInPropertyPartnership	75000	USD
CY2016Q1	bxp	Number Of Series Of Preferred Units Outstanding NumberOfSeriesOfPreferredUnitsOutstanding	1	series
CY2016Q1	bxp	Op Unit Conversion Rate OpUnitConversionRate	1	shares
CY2015Q1	bxp	Operating Income Loss From Reportable Segments OperatingIncomeLossFromReportableSegments	384222000	USD
CY2016Q1	bxp	Operating Income Loss From Reportable Segments OperatingIncomeLossFromReportableSegments	432490000	USD
CY2015Q1	bxp	Other Preferred Stock Dividends And Adjustmentsinshares OtherPreferredStockDividendsAndAdjustmentsinshares	0	shares
CY2016Q1	bxp	Other Preferred Stock Dividends And Adjustmentsinshares OtherPreferredStockDividendsAndAdjustmentsinshares	0	shares
CY2015Q1	bxp	Other Preferred Stock Dividends And Adjustmentspershare OtherPreferredStockDividendsAndAdjustmentspershare	0
CY2016Q1	bxp	Other Preferred Stock Dividends And Adjustmentspershare OtherPreferredStockDividendsAndAdjustmentspershare	0
CY2015Q4	bxp	Outsidemembersnotespayable Outsidemembersnotespayable	180000000	USD
CY2016Q1	bxp	Outsidemembersnotespayable Outsidemembersnotespayable	180000000	USD
CY2015Q1	bxp	Paymentsonrealestatetransaction Paymentsonrealestatetransaction	636000	USD
CY2016Q1	bxp	Paymentsonrealestatetransaction Paymentsonrealestatetransaction	781000	USD
CY2016Q1	bxp	Per Occurrence Limit For Nbcr Coverage PerOccurrenceLimitForNbcrCoverage	1000000000	USD
CY2016Q1	bxp	Per Occurrence Limit Of Earth Quake Insurance San Francisco PerOccurrenceLimitOfEarthQuakeInsuranceSanFrancisco	170000000	USD
CY2015Q1	bxp	Percentage Of Total Net Operating Income PercentageOfTotalNetOperatingIncome	1.0000
CY2016Q1	bxp	Percentage Of Total Net Operating Income PercentageOfTotalNetOperatingIncome	1.0000
CY2015Q1	bxp	Percentage Of Total Rental Expenses PercentageOfTotalRentalExpenses	1.0000
CY2016Q1	bxp	Percentage Of Total Rental Expenses PercentageOfTotalRentalExpenses	1.0000
CY2015Q1	bxp	Percentage Of Total Revenue PercentageOfTotalRevenue	1.0000
CY2016Q1	bxp	Percentage Of Total Revenue PercentageOfTotalRevenue	1.0000
CY2015Q1	bxp	Proceedsfromrealestatetransaction Proceedsfromrealestatetransaction	6000000	USD
CY2016Q1	bxp	Proceedsfromrealestatetransaction Proceedsfromrealestatetransaction	0	USD
CY2016Q1	bxp	Program Trigger Coinsurance ProgramTriggerCoinsurance	0.16
CY2016Q1	bxp	Program Trigger Value ProgramTriggerValue	120000000	USD
CY2015Q1	bxp	Rental Expenses Class Office RentalExpensesClassOffice	217804000	USD
CY2016Q1	bxp	Rental Expenses Class Office RentalExpensesClassOffice	217572000	USD
CY2015Q1	bxp	Rental Expenses Operating Expenses Total RentalExpensesOperatingExpensesTotal	228926000	USD
CY2016Q1	bxp	Rental Expenses Operating Expenses Total RentalExpensesOperatingExpensesTotal	226806000	USD
CY2015Q1	bxp	Rental Expenses Residential RentalExpensesResidential	3546000	USD
CY2016Q1	bxp	Rental Expenses Residential RentalExpensesResidential	1600000	USD
CY2015Q1	bxp	Rental Revenue Class Office RentalRevenueClassOffice	597209000	USD
CY2016Q1	bxp	Rental Revenue Class Office RentalRevenueClassOffice	646490000	USD
CY2015Q1	bxp	Rental Revenue Residential RentalRevenueResidential	6854000	USD
CY2016Q1	bxp	Rental Revenue Residential RentalRevenueResidential	4049000	USD
CY2015Q1	bxp	Rental Revenue Total RentalRevenueTotal	613148000	USD
CY2016Q1	bxp	Rental Revenue Total RentalRevenueTotal	659296000	USD
CY2016Q1	bxp	Restriction On Redemption Of Op Units From Date Of Issuance In Years RestrictionOnRedemptionOfOpUnitsFromDateOfIssuanceInYears	1	Y
CY2016Q1	bxp	Specialdividenddistributionpersharecommonunitamount Specialdividenddistributionpersharecommonunitamount	1.25
CY2015Q1	bxp	Stock Based Compensation And Exchangeable Senior Notes Shares StockBasedCompensationAndExchangeableSeniorNotesShares	643000	shares
CY2016Q1	bxp	Stock Based Compensation And Exchangeable Senior Notes Shares StockBasedCompensationAndExchangeableSeniorNotesShares	291000	shares
CY2014Q4	bxp	Temporary Equity Carrying Amount Redeemable Interest In Property Partnerships TemporaryEquityCarryingAmountRedeemableInterestInPropertyPartnerships	104692000	USD
CY2015Q1	bxp	Temporary Equity Carrying Amount Redeemable Interest In Property Partnerships TemporaryEquityCarryingAmountRedeemableInterestInPropertyPartnerships	105520000	USD
CY2015Q1	bxp	Tenant Leasing Costs TenantLeasingCosts	-27608000	USD
CY2016Q1	bxp	Tenant Leasing Costs TenantLeasingCosts	-19867000	USD
CY2015Q1	bxp	Transaction Costs Expensed TransactionCostsExpensed	327000	USD
CY2016Q1	bxp	Transaction Costs Expensed TransactionCostsExpensed	25000	USD
CY2015Q1	bxp	Weighted Average Number Of Shares Outstanding After Allocationof Undistributed Earningsto Participating Securities Basicinshares WeightedAverageNumberOfSharesOutstandingAfterAllocationofUndistributedEarningstoParticipatingSecuritiesBasicinshares	153230000	shares
CY2016Q1	bxp	Weighted Average Number Of Shares Outstanding After Allocationof Undistributed Earningsto Participating Securities Basicinshares WeightedAverageNumberOfSharesOutstandingAfterAllocationofUndistributedEarningstoParticipatingSecuritiesBasicinshares	153626000	shares
CY2016Q1	dei	Amendment Flag AmendmentFlag	false
CY2016Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2016Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2016Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2016
CY2016Q1	dei	Document Period End Date DocumentPeriodEndDate	2016-03-31
CY2016Q1	dei	Document Type DocumentType	10-Q
CY2016Q1	dei	Entity Central Index Key EntityCentralIndexKey	0001037540
CY2016Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	153611330	shares
CY2016Q1	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2016Q1	dei	Entity Registrant Name EntityRegistrantName	BOSTON PROPERTIES INC
CY2015Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	274709000	USD
CY2016Q1	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	252727000	USD
CY2015Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	97865000	USD
CY2016Q1	us-gaap	Accounts Receivable Net AccountsReceivableNet	73759000	USD
CY2014Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-9304000	USD
CY2015Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-11907000	USD
CY2015Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-14114000	USD
CY2016Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-56706000	USD
CY2015Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	6305687000	USD
CY2016Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	6306723000	USD
CY2015Q1	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	-7724000	USD
CY2016Q1	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	132758000	USD
CY2015Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10100000	USD
CY2016Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9400000	USD
CY2015Q4	us-gaap	Assets Assets	18351486000	USD
CY2016Q1	us-gaap	Assets Assets	19175830000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1763079000	USD
CY2015Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1064396000	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	723718000	USD
CY2016Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1605678000	USD
CY2015Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-698683000	USD
CY2016Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	881960000	USD
CY2015Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2016Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2016Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.90
CY2015Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2016Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2015Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	250000000	shares
CY2016Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	250000000	shares
CY2015Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	153658866	shares
CY2016Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	153683866	shares
CY2015Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	153579966	shares
CY2016Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	153604966	shares
CY2015Q4	us-gaap	Common Stock Value CommonStockValue	1536000	USD
CY2016Q1	us-gaap	Common Stock Value CommonStockValue	1536000	USD
CY2015Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	171168000	USD
CY2016Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	141773000	USD
CY2015Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	35399000	USD
CY2016Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	31857000	USD
CY2015Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	206264000	USD
CY2016Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	158203000	USD
CY2015Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	763935000	USD
CY2016Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	857578000	USD
CY2016Q1	us-gaap	Conversion Of Stock Shares Issued1 ConversionOfStockSharesIssued1	13259	shares
CY2015Q1	us-gaap	Costs And Expenses CostsAndExpenses	412267000	USD
CY2016Q1	us-gaap	Costs And Expenses CostsAndExpenses	415632000	USD
CY2015Q1	us-gaap	Decrease In Restricted Cash DecreaseInRestrictedCash	99916000	USD
CY2016Q1	us-gaap	Decrease In Restricted Cash DecreaseInRestrictedCash	104696000	USD
CY2015Q4	us-gaap	Deferred Costs DeferredCosts	704867000	USD
CY2016Q1	us-gaap	Deferred Costs DeferredCosts	693976000	USD
CY2015Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	754883000	USD
CY2016Q1	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	767864000	USD
CY2015Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	154223000	USD
CY2016Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	159448000	USD
CY2015Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	154223000	USD
CY2016Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	159448000	USD
CY2015Q1	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	-627000	USD
CY2016Q1	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	-627000	USD
CY2015Q1	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	0	USD
CY2016Q1	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	0	USD
CY2015Q1	us-gaap	Derivative Instruments Gain Loss Recognized In Other Comprehensive Income Effective Portion Net DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet	-3533000	USD
CY2016Q1	us-gaap	Derivative Instruments Gain Loss Recognized In Other Comprehensive Income Effective Portion Net DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet	-58646000	USD
CY2015Q1	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2016Q1	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2015Q1	us-gaap	Direct Costs Of Hotels DirectCostsOfHotels	7576000	USD
CY2016Q1	us-gaap	Direct Costs Of Hotels DirectCostsOfHotels	7634000	USD
CY2015Q1	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	221350000	USD
CY2016Q1	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	219172000	USD
CY2015Q1	us-gaap	Dividends Dividends	114005000	USD
CY2016Q1	us-gaap	Dividends Dividends	114326000	USD
CY2016Q1	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.65
CY2015Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	112796000	USD
CY2015Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	327320000	USD
CY2016Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	113079000	USD
CY2015Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.12
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.18
CY2015Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.11
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.18
CY2015Q1	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	1350000	USD
CY2016Q1	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	10718000	USD
CY2015Q4	us-gaap	Excess Stock Shares Authorized ExcessStockSharesAuthorized	150000000	shares
CY2016Q1	us-gaap	Excess Stock Shares Authorized ExcessStockSharesAuthorized	150000000	shares
CY2015Q4	us-gaap	Excess Stock Shares Issued ExcessStockSharesIssued	0	shares
CY2016Q1	us-gaap	Excess Stock Shares Issued ExcessStockSharesIssued	0	shares
CY2015Q4	us-gaap	Excess Stock Shares Outstanding ExcessStockSharesOutstanding	0	shares
CY2016Q1	us-gaap	Excess Stock Shares Outstanding ExcessStockSharesOutstanding	0	shares
CY2015Q1	us-gaap	Gain Loss On Investments GainLossOnInvestments	393000	USD
CY2016Q1	us-gaap	Gain Loss On Investments GainLossOnInvestments	259000	USD
CY2015Q1	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	393000	USD
CY2016Q1	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	259000	USD
CY2015Q1	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	95084000	USD
CY2016Q1	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	67623000	USD
CY2015Q1	us-gaap	Gain Loss On Sale Of Properties Before Applicable Income Taxes GainLossOnSaleOfPropertiesBeforeApplicableIncomeTaxes	95084000	USD
CY2016Q1	us-gaap	Gain Loss On Sale Of Properties Before Applicable Income Taxes GainLossOnSaleOfPropertiesBeforeApplicableIncomeTaxes	67623000	USD
CY2015Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	28791000	USD
CY2016Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	29353000	USD
CY2015Q1	us-gaap	Income Loss Before Gain Or Loss On Sale Of Properties Extraordinary Items And Cumulative Effects Of Accounting Changes IncomeLossBeforeGainOrLossOnSaleOfPropertiesExtraordinaryItemsAndCumulativeEffectsOfAccountingChanges	114086000	USD
CY2016Q1	us-gaap	Income Loss Before Gain Or Loss On Sale Of Properties Extraordinary Items And Cumulative Effects Of Accounting Changes IncomeLossBeforeGainOrLossOnSaleOfPropertiesExtraordinaryItemsAndCumulativeEffectsOfAccountingChanges	148599000	USD
CY2015Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	14834000	USD
CY2016Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1791000	USD
CY2015Q1	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-5535000	USD
CY2016Q1	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-5209000	USD
CY2015Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1173000	USD
CY2016Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-25018000	USD
CY2015Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	23098000	USD
CY2016Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	31192000	USD
CY2015Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-23136000	USD
CY2016Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-33319000	USD
CY2015Q1	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-3447000	USD
CY2016Q1	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-45560000	USD
CY2015Q1	us-gaap	Increase Decrease In Restricted Cash For Operating Activities IncreaseDecreaseInRestrictedCashForOperatingActivities	-1044000	USD
CY2016Q1	us-gaap	Increase Decrease In Restricted Cash For Operating Activities IncreaseDecreaseInRestrictedCashForOperatingActivities	-1940000	USD
CY2015Q1	us-gaap	Increase In Restricted Cash IncreaseInRestrictedCash	201857000	USD
CY2016Q1	us-gaap	Increase In Restricted Cash IncreaseInRestrictedCash	104696000	USD
CY2015Q1	us-gaap	Interest And Other Income InterestAndOtherIncome	1407000	USD
CY2016Q1	us-gaap	Interest And Other Income InterestAndOtherIncome	1505000	USD
CY2015Q1	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	7965000	USD
CY2016Q1	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	9269000	USD
CY2015Q1	us-gaap	Interest Expense InterestExpense	108757000	USD
CY2016Q1	us-gaap	Interest Expense InterestExpense	105309000	USD
CY2015Q1	us-gaap	Interest Paid InterestPaid	104508000	USD
CY2016Q1	us-gaap	Interest Paid InterestPaid	93524000	USD
CY2015Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	190386000	USD
CY2016Q1	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	221578000	USD
CY2015Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	235224000	USD
CY2016Q1	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	235904000	USD
CY2015Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	252195000	USD
CY2016Q1	us-gaap	Land Available For Development LandAvailableForDevelopment	256952000	USD
CY2015Q4	us-gaap	Liabilities Liabilities	10464559000	USD
CY2016Q1	us-gaap	Liabilities Liabilities	11246040000	USD
CY2015Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	18351486000	USD
CY2016Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	19175830000	USD
CY2015Q4	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2016Q1	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2015Q4	us-gaap	Marketable Securities MarketableSecurities	20380000	USD
CY2016Q1	us-gaap	Marketable Securities MarketableSecurities	21077000	USD
CY2015Q4	us-gaap	Minority Interest In Limited Partnerships MinorityInterestInLimitedPartnerships	1574400000	USD
CY2016Q1	us-gaap	Minority Interest In Limited Partnerships MinorityInterestInLimitedPartnerships	1563912000	USD
CY2015Q4	us-gaap	Minority Interest In Operating Partnerships MinorityInterestInOperatingPartnerships	603092000	USD
CY2016Q1	us-gaap	Minority Interest In Operating Partnerships MinorityInterestInOperatingPartnerships	616095000	USD
CY2015Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-902854000	USD
CY2016Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	642337000	USD
CY2015Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	2725000	USD
CY2016Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-109357000	USD
CY2015Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	201446000	USD
CY2016Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	348980000	USD
CY2015Q1	us-gaap	Net Income Loss NetIncomeLoss	173771000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	184365000	USD
CY2015Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	171182000	USD
CY2016Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	181747000	USD
CY2015Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	170994000	USD
CY2016Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	181500000	USD
CY2015Q1	us-gaap	Noncontrolling Interest In Net Income Loss Limited Partnerships Nonredeemable NoncontrollingInterestInNetIncomeLossLimitedPartnershipsNonredeemable	15208000	USD
CY2016Q1	us-gaap	Noncontrolling Interest In Net Income Loss Limited Partnerships Nonredeemable NoncontrollingInterestInNetIncomeLossLimitedPartnershipsNonredeemable	10464000	USD
CY2015Q1	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	20188000	USD
CY2016Q1	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	21393000	USD
CY2015Q1	us-gaap	Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable	3000	USD
CY2016Q1	us-gaap	Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable	0	USD
CY2015Q1	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	0	USD
CY2015Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	206209000	USD
CY2016Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	250353000	USD
CY2015Q1	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	490682000	USD
CY2016Q1	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	536128000	USD
CY2015Q1	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-3533000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-58646000	USD
CY2015Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2906000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-58019000	USD
CY2015Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-303000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-15427000	USD
CY2015Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-627000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-627000	USD
CY2015Q1	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	627000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	627000	USD
CY2015Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-3533000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-58646000	USD
CY2015Q4	us-gaap	Other Liabilities OtherLiabilities	483601000	USD
CY2016Q1	us-gaap	Other Liabilities OtherLiabilities	498290000	USD
CY2015Q1	us-gaap	Other Preferred Stock Dividends And Adjustments OtherPreferredStockDividendsAndAdjustments	188000	USD
CY2016Q1	us-gaap	Other Preferred Stock Dividends And Adjustments OtherPreferredStockDividendsAndAdjustments	247000	USD
CY2015Q1	us-gaap	Paid In Kind Interest PaidInKindInterest	-10884000	USD
CY2016Q1	us-gaap	Paid In Kind Interest PaidInKindInterest	-10138000	USD
CY2015Q1	us-gaap	Parking Revenue ParkingRevenue	24788000	USD
CY2016Q1	us-gaap	Parking Revenue ParkingRevenue	24825000	USD
CY2015Q1	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	19391000	USD
CY2016Q1	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	25329000	USD
CY2015Q1	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	5000000	USD
CY2016Q1	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	0	USD
CY2015Q1	us-gaap	Payments For Tenant Improvements PaymentsForTenantImprovements	26950000	USD
CY2016Q1	us-gaap	Payments For Tenant Improvements PaymentsForTenantImprovements	55739000	USD
CY2015Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	883684000	USD
CY2016Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	328567000	USD
CY2015Q1	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	20000	USD
CY2016Q1	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	8047000	USD
CY2015Q1	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	60013000	USD
CY2016Q1	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	122940000	USD
CY2015Q1	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	2444000	USD
CY2016Q1	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	10215000	USD
CY2015Q1	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	884000	USD
CY2016Q1	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	438000	USD
CY2015Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	17974000	USD
CY2016Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	12915000	USD
CY2015Q1	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	2589000	USD
CY2016Q1	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	2618000	USD
CY2015Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2016Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2015Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2016Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2015Q4	us-gaap	Preferred Stock Value PreferredStockValue	200000000	USD
CY2016Q1	us-gaap	Preferred Stock Value PreferredStockValue	200000000	USD
CY2015Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	185118000	USD
CY2016Q1	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	136799000	USD
CY2015Q1	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	0	USD
CY2016Q1	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	997080000	USD
CY2015Q1	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	-145000	USD
CY2016Q1	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	-657000	USD
CY2015Q1	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	629000	USD
CY2016Q1	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	2489000	USD
CY2015Q1	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	629000	USD
CY2016Q1	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	2489000	USD
CY2015Q1	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	24527000	USD
CY2016Q1	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	0	USD
CY2015Q1	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	194821000	USD
CY2016Q1	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	104816000	USD
CY2015Q1	us-gaap	Profit Loss ProfitLoss	209170000	USD
CY2016Q1	us-gaap	Profit Loss ProfitLoss	216222000	USD
CY2015Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	3925894000	USD
CY2016Q1	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	3969648000	USD
CY2015Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	18465405000	USD
CY2016Q1	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	18424542000	USD
CY2015Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	15555641000	USD
CY2016Q1	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	15569424000	USD
CY2015Q1	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	604063000	USD
CY2016Q1	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	650539000	USD
CY2015Q1	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	7024000	USD
CY2016Q1	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	6265000	USD
CY2015Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	73790000	USD
CY2016Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	71349000	USD
CY2015Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-780952000	USD
CY2016Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-699048000	USD
CY2015Q1	us-gaap	Revenue From Leased And Owned Hotels RevenueFromLeasedAndOwnedHotels	9085000	USD
CY2016Q1	us-gaap	Revenue From Leased And Owned Hotels RevenueFromLeasedAndOwnedHotels	8757000	USD
CY2015Q1	us-gaap	Revenues Revenues	618476000	USD
CY2016Q1	us-gaap	Revenues Revenues	665985000	USD
CY2015Q4	us-gaap	Secured Debt SecuredDebt	3435242000	USD
CY2016Q1	us-gaap	Secured Debt SecuredDebt	3416622000	USD
CY2015Q4	us-gaap	Senior Notes SeniorNotes	5264819000	USD
CY2016Q1	us-gaap	Senior Notes SeniorNotes	6255602000	USD
CY2015Q1	us-gaap	Share Based Compensation ShareBasedCompensation	11011000	USD
CY2016Q1	us-gaap	Share Based Compensation ShareBasedCompensation	10069000	USD
CY2015Q1	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	0	USD
CY2015Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	313000	USD
CY2016Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	332000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	5709435000	USD
CY2016Q1	us-gaap	Stockholders Equity StockholdersEquity	5749783000	USD
CY2014Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7902936000	USD
CY2015Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7998948000	USD
CY2015Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7886927000	USD
CY2016Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7929790000	USD
CY2015Q1	us-gaap	Straight Line Rent StraightLineRent	23250000	USD
CY2016Q1	us-gaap	Straight Line Rent StraightLineRent	12981000	USD
CY2015Q4	us-gaap	Subordinated Debt SubordinatedDebt	308482000	USD
CY2016Q1	us-gaap	Subordinated Debt SubordinatedDebt	308142000	USD
CY2015Q1	us-gaap	Tenant Reimbursements TenantReimbursements	88593000	USD
CY2016Q1	us-gaap	Tenant Reimbursements TenantReimbursements	89586000	USD
CY2015Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	78900	shares
CY2016Q1	us-gaap	Treasury Stock Shares TreasuryStockShares	78900	shares
CY2015Q4	us-gaap	Treasury Stock Value TreasuryStockValue	2722000	USD
CY2016Q1	us-gaap	Treasury Stock Value TreasuryStockValue	2722000	USD
CY2015Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	153873000	shares
CY2016Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	153917000	shares
CY2015Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153230000	shares
CY2016Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153626000	shares
CY2016Q1	bxp	Schedule Of Statements Of Operations Of Unconsolidated Joint Ventures Text Bock ScheduleOfStatementsOfOperationsOfUnconsolidatedJointVenturesTextBock	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:17px;text-indent:32px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The combined summarized statements of operations of the Company’s unconsolidated joint ventures are as follows:</font></div><div style="line-height:120%;padding-top:8px;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:100%;border-collapse:collapse;text-align:left;"><tr><td colspan="9" rowspan="1"></td></tr><tr><td style="width:66%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:12%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:2%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:12%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:4%;" rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"> </font></div></td><td colspan="7" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">For the three months ended March 31,</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-top:1px solid #000000;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">2016</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;border-top:1px solid #000000;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">2015</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"> </font></div></td><td colspan="7" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">(in thousands)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Total revenue (1)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">37,669</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">39,532</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Expenses</font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;background-color:#cceeff;padding-left:28px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Operating</font></div></td><td colspan="2" style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">16,667</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="2" style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">16,275</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;padding-left:28px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Depreciation and amortization</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">9,064</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">9,071</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Total expenses</font></div></td><td colspan="2" style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">25,731</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="2" style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">25,346</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Operating income</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">11,938</font></div></td><td style="vertical-align:bottom;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">14,186</font></div></td><td style="vertical-align:bottom;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Other expense</font></div></td><td colspan="3" style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;padding-left:28px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Interest expense</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">8,389</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">7,980</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;background-color:#cceeff;padding-left:52px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Net income</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">3,549</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">6,206</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="overflow:hidden;height:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;height:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Company’s share of net income </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">1,599</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">14,642</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(2)</font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Basis differential</font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">192</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="2" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">192</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr><tr><td style="vertical-align:top;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Income from unconsolidated joint ventures</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">1,791</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">14,834</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td></tr></table></div></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> _______________ </font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:24px;"><font style="font-family:inherit;font-size:10pt;">(1)</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Includes straight-line rent adjustments of approximately </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$2.2 million</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$1.6 million</font><font style="font-family:inherit;font-size:10pt;"> for the </font><font style="font-family:inherit;font-size:10pt;">three months ended March 31, 2016</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2015</font><font style="font-family:inherit;font-size:10pt;">, respectively. </font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:24px;"><font style="font-family:inherit;font-size:10pt;">(2)</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">During the three months ended March 31, 2015, the Company received a distribution of approximately </font><font style="font-family:inherit;font-size:10pt;">$24.5 million</font><font style="font-family:inherit;font-size:10pt;">, which was generated from the excess loan proceeds from the refinancing of 901 New York Avenue’s mortgage loan to a new </font><font style="font-family:inherit;font-size:10pt;">10</font><font style="font-family:inherit;font-size:10pt;">-year mortgage loan totaling </font><font style="font-family:inherit;font-size:10pt;">$225.0 million</font><font style="font-family:inherit;font-size:10pt;">.  The Company’s allocation of income and distributions for the three months ended March 31, 2015 was not proportionate to its nominal ownership interest as a result of the achievement of specified investment return thresholds, as provided for in the joint venture agreement.</font></div></td></tr></table></div>

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0001656423-16-000017-index-headers.html	Edgar Link	pending
0001656423-16-000017-index.html	Edgar Link	pending
0001656423-16-000017.txt	Edgar Link	pending
0001656423-16-000017-xbrl.zip	Edgar Link	pending
bxp-20160331.xml	Edgar Link	completed
bxp-20160331.xsd	Edgar Link	pending
bxp-20160331_cal.xml	Edgar Link	unprocessable
bxp-20160331_def.xml	Edgar Link	unprocessable
bxp-20160331_lab.xml	Edgar Link	unprocessable
bxp-20160331_pre.xml	Edgar Link	unprocessable
bxpandbplp10-q20160331.htm	Edgar Link	pending
bxpbplp-ex101.htm	Edgar Link	pending
bxpbplp-ex121.htm	Edgar Link	pending
bxpbplp-ex122.htm	Edgar Link	pending
bxpbplp-ex311.htm	Edgar Link	pending
bxpbplp-ex312.htm	Edgar Link	pending
bxpbplp-ex313.htm	Edgar Link	pending
bxpbplp-ex314.htm	Edgar Link	pending
bxpbplp-ex321.htm	Edgar Link	pending
bxpbplp-ex322.htm	Edgar Link	pending
bxpbplp-ex323.htm	Edgar Link	pending
bxpbplp-ex324.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
R1.htm	Edgar Link	pending
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$BXP
BXP Inc Stock $bxp

2016 Q1 Form 10-Q Financial Statement

#000165642316000017 Filed on May 06, 2016

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BXP BXP Inc Stock $bxp

2016 Q1 Form 10-Q Financial Statement

#000165642316000017 Filed on May 06, 2016

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BXP
BXP Inc Stock $bxp