$BXP
BXP Inc Stock $bxp

$bxp Overview Financials Valuation SEC Filings Company Website

2018 Q1 Form 10-Q Financial Statement

#000165642318000012 Filed on May 08, 2018

Income Statement

Concept	2018 Q1	2017 Q1
Revenue	$661.2M	$632.2M
YoY Change	4.57%	-5.07%
Cost Of Revenue	$8.073M	$235.4M
YoY Change	-96.57%	3.79%
Gross Profit	$653.1M	$396.9M
YoY Change	64.54%	-9.63%
Gross Profit Margin	98.78%	62.78%
Selling, General & Admin	$35.90M	$31.40M
YoY Change	14.33%	6.8%
% of Gross Profit	5.5%	7.91%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$165.8M	$159.2M
YoY Change	4.14%	-0.15%
% of Gross Profit	25.39%	40.11%
Operating Expenses	$201.7M	$190.6M
YoY Change	5.82%	0.95%
Operating Profit	$208.2M	$206.2M
YoY Change	0.93%	-17.63%
Interest Expense	$90.22M	$95.53M
YoY Change	-5.56%	-9.28%
% of Operating Profit	43.34%	46.33%
Other Income/Expense, Net
YoY Change
Pretax Income	$216.3M	$115.6M
YoY Change	87.11%	-46.53%
Income Tax
% Of Pretax Income
Net Earnings	$176.0M	$97.08M
YoY Change	81.31%	-46.58%
Net Earnings / Revenue	26.62%	15.36%
Basic Earnings Per Share	$1.14	$0.63
Diluted Earnings Per Share	$1.14	$0.63
COMMON SHARES
Basic Shares Outstanding	154.4M shares	153.9M shares
Diluted Shares Outstanding	154.7M shares	154.2M shares

Balance Sheet

Concept	2018 Q1	2017 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$323.9M	$328.8M
YoY Change	-1.47%	-79.79%
Cash & Equivalents	$294.6M	$302.9M
Short-Term Investments	$29.35M	$25.82M
Other Short-Term Assets	$147.0M	$151.0M
YoY Change	-2.65%	10.22%
Inventory
Prepaid Expenses
Receivables	$73.00M	$73.00M
Other Receivables	$889.0M	$812.0M
Total Short-Term Assets	$1.404B	$1.339B
YoY Change	4.85%	-48.2%
LONG-TERM ASSETS
Property, Plant & Equipment	$16.64B	$16.09B
YoY Change	3.43%	3.35%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$696.0M	$820.0M
YoY Change	-15.12%	219.07%
Other Assets	$842.0M	$718.0M
YoY Change	17.27%	-6.14%
Total Long-Term Assets	$18.18B	$17.63B
YoY Change	3.13%	6.25%
TOTAL ASSETS
Total Short-Term Assets	$1.404B	$1.339B
Total Long-Term Assets	$18.18B	$17.63B
Total Assets	$19.58B	$18.97B
YoY Change	3.25%	-1.09%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$355.0M	$314.0M
YoY Change	13.06%	24.11%
Accrued Expenses	$96.00M	$267.0M
YoY Change	-64.04%	20.27%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$590.0M	$711.0M
YoY Change	-17.02%	20.92%
LONG-TERM LIABILITIES
Long-Term Debt	$10.34B	$9.887B
YoY Change	4.57%	-2.69%
Other Long-Term Liabilities	$470.0M	$446.0M
YoY Change	5.38%	-10.44%
Total Long-Term Liabilities	$10.81B	$10.33B
YoY Change	4.61%	-3.05%
TOTAL LIABILITIES
Total Short-Term Liabilities	$590.0M	$711.0M
Total Long-Term Liabilities	$10.81B	$10.33B
Total Liabilities	$11.40B	$11.04B
YoY Change	3.22%	-1.79%
SHAREHOLDERS EQUITY
Retained Earnings	-$654.9M	-$712.3M
YoY Change	-8.06%	1.89%
Common Stock	$1.544M	$1.538M
YoY Change	0.39%	0.13%
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	$5.879B	$5.776B
YoY Change
Total Liabilities & Shareholders Equity	$19.58B	$18.97B
YoY Change	3.25%	-1.09%

Cashflow Statement

Concept	2018 Q1	2017 Q1
OPERATING ACTIVITIES
Net Income	$176.0M	$97.08M
YoY Change	81.31%	-46.58%
Depreciation, Depletion And Amortization	$165.8M	$159.2M
YoY Change	4.14%	-0.15%
Cash From Operating Activities	$225.8M	$239.9M
YoY Change	-5.87%	-31.27%
INVESTING ACTIVITIES
Capital Expenditures	-$250.8M	-$249.0M
YoY Change	0.72%	22.06%
Acquisitions
YoY Change
Other Investing Activities	$67.00M	-$18.80M
YoY Change	-456.38%	-119.85%
Cash From Investing Activities	-$183.8M	-$267.8M
YoY Change	-31.38%	144.91%
FINANCING ACTIVITIES
Cash Dividend Paid	$140.3M	$131.6M
YoY Change	6.64%	-59.96%
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$92.23M	-$37.93M
YoY Change	143.13%	-105.91%
NET CHANGE
Cash From Operating Activities	$225.8M	$239.9M
Cash From Investing Activities	-$183.8M	-$267.8M
Cash From Financing Activities	-$92.23M	-$37.93M
Net Change In Cash	-$50.24M	-$65.91M
YoY Change	-23.77%	-107.47%
FREE CASH FLOW
Cash From Operating Activities	$225.8M	$239.9M
Capital Expenditures	-$250.8M	-$249.0M
Free Cash Flow	$476.6M	$488.9M
YoY Change	-2.51%	-11.6%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017Q1	bxp	Additions To Real Estate Included In Accounts Payable And Accrued Expenses AdditionsToRealEstateIncludedInAccountsPayableAndAccruedExpenses	44708000	USD
CY2018Q1	bxp	Additions To Real Estate Included In Accounts Payable And Accrued Expenses AdditionsToRealEstateIncludedInAccountsPayableAndAccruedExpenses	35245000	USD
CY2018Q1	bxp	Allocationofundistributedearningstoparticipatingsecurities Allocationofundistributedearningstoparticipatingsecurities	-127000	USD
CY2018Q1	bxp	Allocationofundistributedearningstoparticipatingsecuritiesinshares Allocationofundistributedearningstoparticipatingsecuritiesinshares	0	shares
CY2018Q1	bxp	Allocationofundistributedearningstoparticipatingsecuritiespershares Allocationofundistributedearningstoparticipatingsecuritiespershares	0
CY2018Q1	bxp	Amount Of Earthquake Insurance Provided By Ixpllc As Direct Insurer San Franciscoand Los Angeles AmountOfEarthquakeInsuranceProvidedByIXPLLCAsDirectInsurerSanFranciscoandLosAngeles	20000000	USD
CY2018Q1	bxp	Annual Aggregate Limit Of Earth Quake Insurance San Franciscoand Los Angeles AnnualAggregateLimitOfEarthQuakeInsuranceSanFranciscoandLosAngeles	240000000	USD
CY2018Q1	bxp	Common Stock Conversion Rate CommonStockConversionRate	1	shares
CY2017Q1	bxp	Conversions Of Noncontrolling Interests To Stockholders Equity ConversionsOfNoncontrollingInterestsToStockholdersEquity	793000	USD
CY2018Q1	bxp	Conversions Of Noncontrolling Interests To Stockholders Equity ConversionsOfNoncontrollingInterestsToStockholdersEquity	832000	USD
CY2017Q1	bxp	Development And Management Services DevelopmentAndManagementServices	6472000	USD
CY2018Q1	bxp	Development And Management Services DevelopmentAndManagementServices	8405000	USD
CY2017Q1	bxp	Dilutive Securities Per Share Amount DilutiveSecuritiesPerShareAmount	0.00
CY2018Q1	bxp	Dilutive Securities Per Share Amount DilutiveSecuritiesPerShareAmount	0.00
CY2018Q1	bxp	Earnings Per Share After Allccationof Undistributed Earningsto Particiapting Securities Basicdollarspershare EarningsPerShareAfterAllccationofUndistributedEarningstoParticiaptingSecuritiesBasicdollarspershare	1.14
CY2018Q1	bxp	Earthquake Deductible Insurance Percentage Of Value Of The Affected Property San Franciscoand Los Angeles EarthquakeDeductibleInsurancePercentageOfValueOfTheAffectedPropertySanFranciscoandLosAngeles	0.03
CY2017Q1	bxp	Equity Profit Loss EquityProfitLoss	115564000	USD
CY2018Q1	bxp	Equity Profit Loss EquityProfitLoss	216312000	USD
CY2017Q4	bxp	Excess Stock Par Or Stated Value Per Share ExcessStockParOrStatedValuePerShare	0.01
CY2018Q1	bxp	Excess Stock Par Or Stated Value Per Share ExcessStockParOrStatedValuePerShare	0.01
CY2017Q4	bxp	Excess Stock Value ExcessStockValue	0	USD
CY2018Q1	bxp	Excess Stock Value ExcessStockValue	0	USD
CY2018Q1	bxp	Insurance Policy Limit InsurancePolicyLimit	1000000000	USD
CY2017Q1	bxp	Issuance Of Restricted Securities To Employees And Directors IssuanceOfRestrictedSecuritiesToEmployeesAndDirectors	34592000	USD
CY2018Q1	bxp	Issuance Of Restricted Securities To Employees And Directors IssuanceOfRestrictedSecuritiesToEmployeesAndDirectors	36433000	USD
CY2018Q1	bxp	Letter Of Credit And Performance Obligation LetterOfCreditAndPerformanceObligation	9100000	USD
CY2017Q1	bxp	Minority Interest Decrease From Distributions To Noncontrolling Interest Holdersto Property Partnerships MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolderstoPropertyPartnerships	13635000	USD
CY2018Q1	bxp	Minority Interest Decrease From Distributions To Noncontrolling Interest Holdersto Property Partnerships MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolderstoPropertyPartnerships	30690000	USD
CY2017Q1	bxp	Net Activity From Stock Option And Incentive Plan Value NetActivityFromStockOptionAndIncentivePlanValue	12281000	USD
CY2018Q1	bxp	Net Activity From Stock Option And Incentive Plan Value NetActivityFromStockOptionAndIncentivePlanValue	13620000	USD
CY2018Q1	bxp	Net Income Loss Available To Common Stockholders After Allocationof Undistributed Earningsto Participating Securities Basic NetIncomeLossAvailableToCommonStockholdersAfterAllocationofUndistributedEarningstoParticipatingSecuritiesBasic	175894000	USD
CY2018Q1	bxp	Number Of Series Of Preferred Units Outstanding NumberOfSeriesOfPreferredUnitsOutstanding	1	series
CY2018Q1	bxp	Op Unit Conversion Rate OpUnitConversionRate	1	shares
CY2017Q1	bxp	Operating Income Loss From Reportable Segments OperatingIncomeLossFromReportableSegments	390378000	USD
CY2018Q1	bxp	Operating Income Loss From Reportable Segments OperatingIncomeLossFromReportableSegments	401459000	USD
CY2017Q1	bxp	Paymentsonrealestatetransaction Paymentsonrealestatetransaction	480000	USD
CY2018Q1	bxp	Paymentsonrealestatetransaction Paymentsonrealestatetransaction	444000	USD
CY2018Q1	bxp	Per Occurrence Limit For Nbcr Coverage PerOccurrenceLimitForNbcrCoverage	1000000000	USD
CY2018Q1	bxp	Per Occurrence Limit Of Earth Quake Insurance San Franciscoand Los Angeles PerOccurrenceLimitOfEarthQuakeInsuranceSanFranciscoandLosAngeles	240000000	USD
CY2017Q1	bxp	Percentage Of Total Net Operating Income PercentageOfTotalNetOperatingIncome	1.0000
CY2018Q1	bxp	Percentage Of Total Net Operating Income PercentageOfTotalNetOperatingIncome	1.0000
CY2017Q1	bxp	Percentage Of Total Rental Expenses PercentageOfTotalRentalExpenses	1.0000
CY2018Q1	bxp	Percentage Of Total Rental Expenses PercentageOfTotalRentalExpenses	1.0000
CY2017Q1	bxp	Percentage Of Total Revenue PercentageOfTotalRevenue	1.0000
CY2018Q1	bxp	Percentage Of Total Revenue PercentageOfTotalRevenue	1.0000
CY2018Q1	bxp	Program Trigger Coinsurance ProgramTriggerCoinsurance	0.18
CY2018Q1	bxp	Program Trigger Value ProgramTriggerValue	160000000	USD
CY2017Q1	bxp	Rental Expenses Office RentalExpensesOffice	226736000	USD
CY2018Q1	bxp	Rental Expenses Office RentalExpensesOffice	238057000	USD
CY2017Q1	bxp	Rental Expenses Operating Expenses Total RentalExpensesOperatingExpensesTotal	235378000	USD
CY2018Q1	bxp	Rental Expenses Operating Expenses Total RentalExpensesOperatingExpensesTotal	248402000	USD
CY2017Q1	bxp	Rental Expenses Residential RentalExpensesResidential	1551000	USD
CY2018Q1	bxp	Rental Expenses Residential RentalExpensesResidential	2272000	USD
CY2017Q1	bxp	Rental Revenue Office RentalRevenueOffice	614380000	USD
CY2018Q1	bxp	Rental Revenue Office RentalRevenueOffice	636600000	USD
CY2017Q1	bxp	Rental Revenue Residential RentalRevenueResidential	3956000	USD
CY2018Q1	bxp	Rental Revenue Residential RentalRevenueResidential	4159000	USD
CY2017Q1	bxp	Rental Revenue Total RentalRevenueTotal	625756000	USD
CY2018Q1	bxp	Rental Revenue Total RentalRevenueTotal	649861000	USD
CY2018Q1	bxp	Restriction On Redemption Of Op Units From Date Of Issuance In Years RestrictionOnRedemptionOfOpUnitsFromDateOfIssuanceInYears	1	Y
CY2017Q1	bxp	Stock Based Compensation And Exchangeable Senior Notes Shares StockBasedCompensationAndExchangeableSeniorNotesShares	354000	shares
CY2018Q1	bxp	Stock Based Compensation And Exchangeable Senior Notes Shares StockBasedCompensationAndExchangeableSeniorNotesShares	320000	shares
CY2017Q1	bxp	Tenant Leasing Costs TenantLeasingCosts	-23631000	USD
CY2018Q1	bxp	Tenant Leasing Costs TenantLeasingCosts	-31595000	USD
CY2017Q1	bxp	Transaction Costs Expensed TransactionCostsExpensed	34000	USD
CY2018Q1	bxp	Transaction Costs Expensed TransactionCostsExpensed	21000	USD
CY2018Q1	bxp	Weighted Average Number Of Shares Outstanding After Allocationof Undistributed Earningsto Participating Securities Basicinshares WeightedAverageNumberOfSharesOutstandingAfterAllocationofUndistributedEarningstoParticipatingSecuritiesBasicinshares	154385000	shares
CY2017Q1	bxp	Writeoffoffullydepreciatedrealestate Writeoffoffullydepreciatedrealestate	49292000	USD
CY2018Q1	bxp	Writeoffoffullydepreciatedrealestate Writeoffoffullydepreciatedrealestate	29609000	USD
CY2018Q1	dei	Amendment Flag AmendmentFlag	false
CY2018Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2018Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2018Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2018Q1	dei	Document Period End Date DocumentPeriodEndDate	2018-03-31
CY2018Q1	dei	Document Type DocumentType	10-Q
CY2018Q1	dei	Entity Central Index Key EntityCentralIndexKey	0001037540
CY2018Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	154363964	shares
CY2018Q1	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2018Q1	dei	Entity Registrant Name EntityRegistrantName	BOSTON PROPERTIES INC
CY2017Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	331500000	USD
CY2018Q1	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	355002000	USD
CY2017Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	92186000	USD
CY2018Q1	us-gaap	Accounts Receivable Net AccountsReceivableNet	73401000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-50429000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-49062000	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	6377908000	USD
CY2018Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	6384147000	USD
CY2017Q1	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	124288000	USD
CY2018Q1	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	9466000	USD
CY2017Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10300000	USD
CY2018Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	14200000	USD
CY2017Q4	us-gaap	Assets Assets	19372233000	USD
CY2018Q1	us-gaap	Assets Assets	19583939000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	356914000	USD
CY2017Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	302939000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	434767000	USD
CY2018Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	294571000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	420088000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	354183000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	505369000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	455129000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-65905000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-50240000	USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2018Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2018Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.80
CY2017Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.75
CY2018Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.80
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	250000000	shares
CY2018Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	250000000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	154404186	shares
CY2018Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	154441203	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	154325286	shares
CY2018Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	154362303	shares
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	1543000	USD
CY2018Q1	us-gaap	Common Stock Value CommonStockValue	1544000	USD
CY2017Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	100976000	USD
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	180013000	USD
CY2017Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	15856000	USD
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	37666000	USD
CY2017Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	117050000	USD
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	217978000	USD
CY2017Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	1269338000	USD
CY2018Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	1262886000	USD
CY2018Q1	us-gaap	Conversion Of Stock Shares Issued1 ConversionOfStockSharesIssued1	24265	shares
CY2017Q1	us-gaap	Costs And Expenses CostsAndExpenses	426003000	USD
CY2018Q1	us-gaap	Costs And Expenses CostsAndExpenses	452999000	USD
CY2017Q1	us-gaap	Cumulative Effect On Retained Earnings Net Of Tax1 CumulativeEffectOnRetainedEarningsNetOfTax1	-2035000	USD
CY2018Q1	us-gaap	Cumulative Effect On Retained Earnings Net Of Tax1 CumulativeEffectOnRetainedEarningsNetOfTax1	5496000	USD
CY2017Q4	us-gaap	Deferred Costs DeferredCosts	679038000	USD
CY2018Q1	us-gaap	Deferred Costs DeferredCosts	681369000	USD
CY2017Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	861575000	USD
CY2018Q1	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	888907000	USD
CY2017Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	159205000	USD
CY2018Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	165797000	USD
CY2017Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	159205000	USD
CY2018Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	165797000	USD
CY2017Q1	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2018Q1	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2017Q1	us-gaap	Direct Costs Of Hotels DirectCostsOfHotels	7091000	USD
CY2018Q1	us-gaap	Direct Costs Of Hotels DirectCostsOfHotels	8073000	USD
CY2017Q1	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	228287000	USD
CY2018Q1	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	240329000	USD
CY2017Q1	us-gaap	Dividends Dividends	131665000	USD
CY2018Q1	us-gaap	Dividends Dividends	140466000	USD
CY2018Q1	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.80
CY2017Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	130418000	USD
CY2017Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	139040000	USD
CY2018Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	139218000	USD
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.63
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.63
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.14
CY2017Q1	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	1861000	USD
CY2018Q1	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	847000	USD
CY2017Q4	us-gaap	Excess Stock Shares Authorized ExcessStockSharesAuthorized	150000000	shares
CY2018Q1	us-gaap	Excess Stock Shares Authorized ExcessStockSharesAuthorized	150000000	shares
CY2017Q4	us-gaap	Excess Stock Shares Issued ExcessStockSharesIssued	0	shares
CY2018Q1	us-gaap	Excess Stock Shares Issued ExcessStockSharesIssued	0	shares
CY2017Q4	us-gaap	Excess Stock Shares Outstanding ExcessStockSharesOutstanding	0	shares
CY2018Q1	us-gaap	Excess Stock Shares Outstanding ExcessStockSharesOutstanding	0	shares
CY2017Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	37928000	USD
CY2018Q1	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	41507000	USD
CY2017Q1	us-gaap	Gain Loss On Investments GainLossOnInvestments	1042000	USD
CY2018Q1	us-gaap	Gain Loss On Investments GainLossOnInvestments	-126000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	1042000	USD
CY2018Q1	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	-126000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	133000	USD
CY2018Q1	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	96397000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Properties Before Applicable Income Taxes GainLossOnSaleOfPropertiesBeforeApplicableIncomeTaxes	133000	USD
CY2018Q1	us-gaap	Gain Loss On Sale Of Properties Before Applicable Income Taxes GainLossOnSaleOfPropertiesBeforeApplicableIncomeTaxes	96397000	USD
CY2017Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	31386000	USD
CY2018Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	35894000	USD
CY2018Q1	us-gaap	General Partners Capital Account Units Outstanding GeneralPartnersCapitalAccountUnitsOutstanding	1721890	shares
CY2017Q1	us-gaap	Income Loss Before Gain Or Loss On Sale Of Properties Extraordinary Items And Cumulative Effects Of Accounting Changes IncomeLossBeforeGainOrLossOnSaleOfPropertiesExtraordinaryItemsAndCumulativeEffectsOfAccountingChanges	115431000	USD
CY2018Q1	us-gaap	Income Loss Before Gain Or Loss On Sale Of Properties Extraordinary Items And Cumulative Effects Of Accounting Changes IncomeLossBeforeGainOrLossOnSaleOfPropertiesExtraordinaryItemsAndCumulativeEffectsOfAccountingChanges	119915000	USD
CY2017Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3084000	USD
CY2018Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	461000	USD
CY2017Q1	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-16306000	USD
CY2018Q1	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-13913000	USD
CY2017Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-19023000	USD
CY2018Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-22790000	USD
CY2017Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	22781000	USD
CY2018Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	12399000	USD
CY2017Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-7104000	USD
CY2018Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	23089000	USD
CY2017Q1	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	21197000	USD
CY2018Q1	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	66968000	USD
CY2017Q1	us-gaap	Interest And Other Income InterestAndOtherIncome	614000	USD
CY2018Q1	us-gaap	Interest And Other Income InterestAndOtherIncome	1648000	USD
CY2017Q1	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	12345000	USD
CY2018Q1	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	17378000	USD
CY2017Q1	us-gaap	Interest Expense InterestExpense	95534000	USD
CY2018Q1	us-gaap	Interest Expense InterestExpense	90220000	USD
CY2017Q1	us-gaap	Interest Paid InterestPaid	92774000	USD
CY2018Q1	us-gaap	Interest Paid InterestPaid	89412000	USD
CY2017Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	83646000	USD
CY2018Q1	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	96176000	USD
CY2017Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	12284164000	USD
CY2018Q1	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	12435573000	USD
CY2017Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	619925000	USD
CY2018Q1	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	666718000	USD
CY2017Q4	us-gaap	Land Land	5080679000	USD
CY2018Q1	us-gaap	Land Land	5105376000	USD
CY2017Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	204925000	USD
CY2018Q1	us-gaap	Land Available For Development LandAvailableForDevelopment	204506000	USD
CY2017Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	2219608000	USD
CY2018Q1	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	2266796000	USD
CY2018Q1	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	1600000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	11269777000	USD
CY2018Q1	us-gaap	Liabilities Liabilities	11399849000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	19372233000	USD
CY2018Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	19583939000	USD
CY2017	us-gaap	Limited Liability Company Llc Or Limited Partnership Lp Managing Member Or General Partner Ownership Interest LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest	0.897
CY2018Q1	us-gaap	Limited Liability Company Llc Or Limited Partnership Lp Managing Member Or General Partner Ownership Interest LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest	0.896
CY2018Q1	us-gaap	Limited Partners Capital Account Units Outstanding LimitedPartnersCapitalAccountUnitsOutstanding	152640413	shares
CY2017Q4	us-gaap	Line Of Credit LineOfCredit	45000000	USD
CY2018Q1	us-gaap	Line Of Credit LineOfCredit	115000000	USD
CY2018Q1	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	1900000000	USD
CY2017Q1	us-gaap	Management Fees Revenue ManagementFeesRevenue	0	USD
CY2018Q1	us-gaap	Management Fees Revenue ManagementFeesRevenue	2885000	USD
CY2017Q4	us-gaap	Marketable Securities MarketableSecurities	29161000	USD
CY2018Q1	us-gaap	Marketable Securities MarketableSecurities	29353000	USD
CY2017Q4	us-gaap	Minority Interest In Limited Partnerships MinorityInterestInLimitedPartnerships	1683760000	USD
CY2018Q1	us-gaap	Minority Interest In Limited Partnerships MinorityInterestInLimitedPartnerships	1685715000	USD
CY2017Q4	us-gaap	Minority Interest In Operating Partnerships MinorityInterestInOperatingPartnerships	604739000	USD
CY2018Q1	us-gaap	Minority Interest In Operating Partnerships MinorityInterestInOperatingPartnerships	619347000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-37934000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-92230000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-267823000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-183788000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	239852000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	225778000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	99708000	USD
CY2018Q1	us-gaap	Net Income Loss NetIncomeLoss	178646000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	97083000	USD
CY2017Q1	us-gaap	Noncontrolling Interest In Net Income Loss Limited Partnerships Nonredeemable NoncontrollingInterestInNetIncomeLossLimitedPartnershipsNonredeemable	4424000	USD
CY2018Q1	us-gaap	Noncontrolling Interest In Net Income Loss Limited Partnerships Nonredeemable NoncontrollingInterestInNetIncomeLossLimitedPartnershipsNonredeemable	17234000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	176021000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	97083000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	175894000	USD
CY2017Q1	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	11432000	USD
CY2018Q1	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	20432000	USD
CY2017Q1	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	0	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	206225000	USD
CY2018Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	208152000	USD
CY2017Q1	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	503562000	USD
CY2018Q1	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	519507000	USD
CY2017Q4	us-gaap	Other Borrowings OtherBorrowings	0	USD
CY2018Q1	us-gaap	Other Borrowings OtherBorrowings	0	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	180000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1486000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1666000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	218000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	299000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-1306000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-1666000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	1306000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	1666000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	180000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	0	USD
CY2017Q4	us-gaap	Other Liabilities OtherLiabilities	443980000	USD
CY2018Q1	us-gaap	Other Liabilities OtherLiabilities	470140000	USD
CY2017Q1	us-gaap	Paid In Kind Interest PaidInKindInterest	-7729000	USD
CY2018Q1	us-gaap	Paid In Kind Interest PaidInKindInterest	5299000	USD
CY2017Q1	us-gaap	Parking Revenue ParkingRevenue	25610000	USD
CY2018Q1	us-gaap	Parking Revenue ParkingRevenue	26134000	USD
CY2017Q1	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	43687000	USD
CY2018Q1	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	53550000	USD
CY2017Q1	us-gaap	Payments For Tenant Improvements PaymentsForTenantImprovements	50810000	USD
CY2018Q1	us-gaap	Payments For Tenant Improvements PaymentsForTenantImprovements	47157000	USD
CY2017Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	131555000	USD
CY2018Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	140288000	USD
CY2017Q1	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	USD
CY2018Q1	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	16000	USD
CY2017Q1	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	17980000	USD
CY2018Q1	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	48823000	USD
CY2017Q1	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	961000	USD
CY2018Q1	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	318000	USD
CY2017Q1	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	154518000	USD
CY2018Q1	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	150060000	USD
CY2017Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	13801000	USD
CY2018Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	30690000	USD
CY2017Q1	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	2625000	USD
CY2018Q1	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	2625000	USD
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2018Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	200000000	USD
CY2018Q1	us-gaap	Preferred Stock Value PreferredStockValue	200000000	USD
CY2017Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	77971000	USD
CY2018Q1	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	147256000	USD
CY2017Q1	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	-183000	USD
CY2018Q1	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	-723000	USD
CY2017Q1	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	175000000	USD
CY2018Q1	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	260000000	USD
CY2017Q1	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	8145000	USD
CY2018Q1	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	15267000	USD
CY2017Q1	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	8145000	USD
CY2018Q1	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	15267000	USD
CY2017Q1	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	133000	USD
CY2018Q1	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	116120000	USD
CY2017Q1	us-gaap	Profit Loss ProfitLoss	115564000	USD
CY2018Q1	us-gaap	Profit Loss ProfitLoss	216312000	USD
CY2017Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	4589634000	USD
CY2018Q1	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	4674838000	USD
CY2017Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	21096642000	USD
CY2018Q1	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	21316644000	USD
CY2017Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	16507008000	USD
CY2018Q1	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	16641806000	USD
CY2017Q1	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	618336000	USD
CY2018Q1	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	640759000	USD
CY2017Q1	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	70000000	USD
CY2018Q1	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	190000000	USD
CY2017Q1	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	22000	USD
CY2018Q1	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	3000	USD
CY2017Q1	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	5038000	USD
CY2018Q1	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	5333000	USD
CY2016Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	63174000	USD
CY2017Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	51244000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	70602000	USD
CY2018Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	160558000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-712343000	USD
CY2018Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-654879000	USD
CY2017Q1	us-gaap	Revenue From Leased And Owned Hotels RevenueFromLeasedAndOwnedHotels	7420000	USD
CY2018Q1	us-gaap	Revenue From Leased And Owned Hotels RevenueFromLeasedAndOwnedHotels	9102000	USD
CY2017Q1	us-gaap	Revenues Revenues	632228000	USD
CY2018Q1	us-gaap	Revenues Revenues	661151000	USD
CY2017Q4	us-gaap	Secured Debt SecuredDebt	2979281000	USD
CY2018Q1	us-gaap	Secured Debt SecuredDebt	2974930000	USD
CY2017Q4	us-gaap	Senior Notes SeniorNotes	7247330000	USD
CY2018Q1	us-gaap	Senior Notes SeniorNotes	7249383000	USD
CY2017Q1	us-gaap	Service Management Costs ServiceManagementCosts	0	USD
CY2018Q1	us-gaap	Service Management Costs ServiceManagementCosts	2885000	USD
CY2017Q1	us-gaap	Share Based Compensation ShareBasedCompensation	10802000	USD
CY2018Q1	us-gaap	Share Based Compensation ShareBasedCompensation	14772000	USD
CY2017Q1	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	0	USD
CY2017Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	373000	USD
CY2018Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	429000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	5813957000	USD
CY2018Q1	us-gaap	Stockholders Equity StockholdersEquity	5879028000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7931924000	USD
CY2017Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7922438000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8102456000	USD
CY2018Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8184090000	USD
CY2017Q1	us-gaap	Straight Line Rent StraightLineRent	9158000	USD
CY2018Q1	us-gaap	Straight Line Rent StraightLineRent	26319000	USD
CY2017Q1	us-gaap	Tenant Reimbursements TenantReimbursements	89164000	USD
CY2018Q1	us-gaap	Tenant Reimbursements TenantReimbursements	95118000	USD
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	78900	shares
CY2018Q1	us-gaap	Treasury Stock Shares TreasuryStockShares	78900	shares
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	2722000	USD
CY2018Q1	us-gaap	Treasury Stock Value TreasuryStockValue	2722000	USD
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	154214000	shares
CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	154705000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153860000	shares
CY2018Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	154385000	shares
CY2018Q1	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:Arial;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="8" rowspan="1"></td></tr><tr><td style="width:71%;" 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:1%;" 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></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:Arial;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:9pt;"><font style="font-family:Arial;font-size:9pt;font-weight:bold;">Three months ended March 31,</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:Arial;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:9pt;"><font style="font-family:Arial;font-size:9pt;font-weight:bold;">2018</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:9pt;"><font style="font-family:Arial;font-size:9pt;font-weight:bold;">2017</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:Arial;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:9pt;"><font style="font-family:Arial;font-size:9pt;font-weight:bold;">(in thousands)</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:Arial;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:Arial;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">56,486</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">$</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:Arial;font-size:10pt;">54,761</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></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:Arial;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></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:Arial;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:Arial;font-size:10pt;">22,849</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:Arial;font-size:10pt;">22,079</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></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:Arial;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:Arial;font-size:10pt;">14,725</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:Arial;font-size:10pt;">14,309</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></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:Arial;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:Arial;font-size:10pt;">37,574</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:Arial;font-size:10pt;">36,388</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></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:Arial;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:Arial;font-size:10pt;">18,912</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:Arial;font-size:10pt;">18,373</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></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:Arial;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></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:Arial;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:Arial;font-size:10pt;">14,424</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:Arial;font-size:10pt;">9,300</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></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="font-size:10pt;"><font style="font-family:Arial;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:Arial;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">4,488</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">$</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:Arial;font-size:10pt;">9,073</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></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></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:Arial;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:Arial;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">1,826</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">$</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:Arial;font-size:10pt;">4,323</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></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:Arial;font-size:10pt;">Basis differential (2)</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:Arial;font-size:10pt;">(1,365</font></div></td><td style="vertical-align:bottom;padding-right:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;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="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:Arial;font-size:10pt;">(1,239</font></div></td><td style="vertical-align:bottom;padding-right:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;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:Arial;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:Arial;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">461</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">$</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:Arial;font-size:10pt;">3,084</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></tr></table></div></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:Arial;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:Arial;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:Arial;font-size:10pt;">Includes straight-line rent adjustments of approximately </font><font style="font-family:Arial;font-size:10pt;">$1.8 million</font><font style="font-family:Arial;font-size:10pt;"> and </font><font style="font-family:Arial;font-size:10pt;">$7.0 million</font><font style="font-family:Arial;font-size:10pt;"> for the three months ended </font><font style="font-family:Arial;font-size:10pt;">March 31, 2018</font><font style="font-family:Arial;font-size:10pt;"> and </font><font style="font-family:Arial;font-size:10pt;">2017</font><font style="font-family:Arial;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:Arial;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:Arial;font-size:10pt;">Includes straight-line rent adjustments of approximately </font><font style="font-family:Arial;font-size:10pt;">$0.7 million</font><font style="font-family:Arial;font-size:10pt;"> and </font><font style="font-family:Arial;font-size:10pt;">$0.7 million</font><font style="font-family:Arial;font-size:10pt;"> for the three months ended </font><font style="font-family:Arial;font-size:10pt;">March 31, 2018</font><font style="font-family:Arial;font-size:10pt;"> and </font><font style="font-family:Arial;font-size:10pt;">2017</font><font style="font-family:Arial;font-size:10pt;">, respectively. Also includes net above-/below-market rent adjustments of approximately </font><font style="font-family:Arial;font-size:10pt;">$0.4 million</font><font style="font-family:Arial;font-size:10pt;"> and </font><font style="font-family:Arial;font-size:10pt;">$0.4 million</font><font style="font-family:Arial;font-size:10pt;"> for the three months ended </font><font style="font-family:Arial;font-size:10pt;">March 31, 2018</font><font style="font-family:Arial;font-size:10pt;"> and </font><font style="font-family:Arial;font-size:10pt;">2017</font><font style="font-family:Arial;font-size:10pt;">, respectively. </font></div></td></tr></table></div>

Files In Submission

Name	View Source	Status
0001656423-18-000012-index-headers.html	Edgar Link	pending
0001656423-18-000012-index.html	Edgar Link	pending
0001656423-18-000012.txt	Edgar Link	pending
0001656423-18-000012-xbrl.zip	Edgar Link	pending
bxp-20180331.xml	Edgar Link	completed
bxp-20180331.xsd	Edgar Link	pending
bxp-20180331_cal.xml	Edgar Link	unprocessable
bxp-20180331_def.xml	Edgar Link	unprocessable
bxp-20180331_lab.xml	Edgar Link	unprocessable
bxp-20180331_pre.xml	Edgar Link	unprocessable
bxpandbplp10-q20180331.htm	Edgar Link	pending
bxpandbplp33118ex102.htm	Edgar Link	pending
bxpbplp33118-ex121.htm	Edgar Link	pending
bxpbplp33118-ex122.htm	Edgar Link	pending
bxpbplp33118-ex311.htm	Edgar Link	pending
bxpbplp33118-ex312.htm	Edgar Link	pending
bxpbplp33118-ex313.htm	Edgar Link	pending
bxpbplp33118-ex314.htm	Edgar Link	pending
bxpbplp33118-ex321.htm	Edgar Link	pending
bxpbplp33118-ex322.htm	Edgar Link	pending
bxpbplp33118-ex323.htm	Edgar Link	pending
bxpbplp33118-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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report.css	Edgar Link	pending
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$BXP
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2018 Q1 Form 10-Q Financial Statement

#000165642318000012 Filed on May 08, 2018

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$BXP BXP Inc Stock $bxp

2018 Q1 Form 10-Q Financial Statement

#000165642318000012 Filed on May 08, 2018

Income Statement

Balance Sheet

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Files In Submission

$BXP
BXP Inc Stock $bxp