$BXP
BXP Inc Stock $bxp

$bxp Overview Financials Valuation SEC Filings Company Website

2012 Q4 Form 10-K Financial Statement

#000119312513084781 Filed on February 28, 2013

Income Statement

Concept	2012 Q4	2011 Q4	2010 Q4
Revenue	$478.0M	$450.5M	$392.5M
YoY Change	6.11%	14.78%	4.36%
Cost Of Revenue	$170.4M	$161.1M	$133.0M
YoY Change	5.77%	21.13%	0.83%
Gross Profit	$300.4M	$289.5M	$259.5M
YoY Change	3.77%	11.56%	6.27%
Gross Profit Margin	62.84%	64.26%	66.11%
Selling, General & Admin	$17.90M	$19.30M	$17.10M
YoY Change	-7.25%	12.87%	-12.31%
% of Gross Profit	5.96%	6.67%	6.59%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$120.5M	$109.2M	$92.80M
YoY Change	10.35%	17.67%	17.32%
% of Gross Profit	40.11%	37.72%	35.76%
Operating Expenses	$133.9M	$127.8M	$109.9M
YoY Change	4.77%	16.29%	11.46%
Operating Profit	$166.5M	$161.7M	$149.6M
YoY Change	2.97%	8.09%	2.75%
Interest Expense	-$93.60M	-$45.00M	-$80.00M
YoY Change	108.0%	-43.75%	-5.77%
% of Operating Profit	-56.22%	-27.83%	-53.48%
Other Income/Expense, Net
YoY Change
Pretax Income	$72.40M	$115.0M	-$12.80M
YoY Change	-37.04%	-998.44%	-120.41%
Income Tax	$0.00	$0.00	$0.00
% Of Pretax Income	0.0%	0.0%
Net Earnings	$65.40M	$101.6M	-$12.70M
YoY Change	-35.63%	-900.0%	-123.83%
Net Earnings / Revenue	13.68%	22.55%	-3.24%
Basic Earnings Per Share	$0.43
Diluted Earnings Per Share	$0.43	$686.5K	-$90.78K
COMMON SHARES
Basic Shares Outstanding	151.7M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2012 Q4	2011 Q4	2010 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$1.054B	$1.833B	$479.0M
YoY Change	-42.48%	282.62%	-66.94%
Cash & Equivalents	$1.042B	$1.823B	$478.9M
Short-Term Investments	$12.17M	$9.548M
Other Short-Term Assets	$91.00M	$75.00M	$66.00M
YoY Change	21.33%	13.64%	266.67%
Inventory
Prepaid Expenses
Receivables	$174.0M	$170.0M	$130.0M
Other Receivables	$599.0M	$522.0M	$443.0M
Total Short-Term Assets	$1.906B	$2.590B	$1.118B
YoY Change	-26.41%	131.66%	-41.86%
LONG-TERM ASSETS
Property, Plant & Equipment	$11.96B	$10.75B	$10.44B
YoY Change	11.29%	2.92%	15.17%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$672.0M	$679.0M	$776.0M
YoY Change	-1.03%	-12.5%	0.26%
Other Assets	$643.0M	$486.0M	$744.0M
YoY Change	32.3%	-34.68%	135.44%
Total Long-Term Assets	$13.56B	$12.19B	$12.23B
YoY Change	11.18%	-0.3%	17.3%
TOTAL ASSETS
Total Short-Term Assets	$1.906B	$2.590B	$1.118B
Total Long-Term Assets	$13.56B	$12.19B	$12.23B
Total Assets	$15.46B	$14.78B	$13.35B
YoY Change	4.6%	10.75%	8.09%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$199.0M	$155.0M	$162.0M
YoY Change	28.39%	-4.32%	-26.36%
Accrued Expenses	$72.00M	$69.00M	$62.00M
YoY Change	4.35%	11.29%	-18.42%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$381.0M	$316.0M	$305.0M
YoY Change	20.57%	3.61%	-19.1%
LONG-TERM LIABILITIES
Long-Term Debt	$8.912B	$8.704B	$7.786B
YoY Change	2.39%	11.79%	15.86%
Other Long-Term Liabilities	$325.0M	$294.0M	$237.0M
YoY Change	10.54%	24.05%	85.16%
Total Long-Term Liabilities	$9.237B	$8.998B	$8.023B
YoY Change	2.66%	12.15%	17.16%
TOTAL LIABILITIES
Total Short-Term Liabilities	$381.0M	$316.0M	$305.0M
Total Long-Term Liabilities	$9.237B	$8.998B	$8.023B
Total Liabilities	$9.619B	$9.314B	$8.976B
YoY Change	3.28%	3.76%	13.58%
SHAREHOLDERS EQUITY
Retained Earnings	-$110.0M	-$53.08M
YoY Change	107.21%
Common Stock	$1.516M	$1.481M
YoY Change	2.36%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$2.722M	$2.722M
YoY Change	0.0%
Treasury Stock Shares	78.90K shares	78.90K shares
Shareholders Equity	$5.097B	$4.866B	$4.373B
YoY Change
Total Liabilities & Shareholders Equity	$15.46B	$14.78B	$13.35B
YoY Change	4.6%	10.75%	8.09%

Cashflow Statement

Concept	2012 Q4	2011 Q4	2010 Q4
OPERATING ACTIVITIES
Net Income	$65.40M	$101.6M	-$12.70M
YoY Change	-35.63%	-900.0%	-123.83%
Depreciation, Depletion And Amortization	$120.5M	$109.2M	$92.80M
YoY Change	10.35%	17.67%	17.32%
Cash From Operating Activities	$179.2M	$163.4M	$43.00M
YoY Change	9.67%	280.0%	-74.63%
INVESTING ACTIVITIES
Capital Expenditures	-$267.1M	-$195.8M	-$406.8M
YoY Change	36.41%	-51.87%	243.0%
Acquisitions
YoY Change
Other Investing Activities	$9.200M	$136.1M	$21.20M
YoY Change	-93.24%	541.98%	6966.67%
Cash From Investing Activities	-$257.9M	-$59.70M	-$385.6M
YoY Change	331.99%	-84.52%	225.95%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-102.5M	656.4M	-448.6M
YoY Change	-115.62%	-246.32%	-172.87%
NET CHANGE
Cash From Operating Activities	179.2M	163.4M	43.00M
Cash From Investing Activities	-257.9M	-59.70M	-385.6M
Cash From Financing Activities	-102.5M	656.4M	-448.6M
Net Change In Cash	-181.2M	760.1M	-791.2M
YoY Change	-123.84%	-196.07%	-218.66%
FREE CASH FLOW
Cash From Operating Activities	$179.2M	$163.4M	$43.00M
Capital Expenditures	-$267.1M	-$195.8M	-$406.8M
Free Cash Flow	$446.3M	$359.2M	$449.8M
YoY Change	24.25%	-20.14%	56.13%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	12820000	USD
CY2012Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	199102000	USD
CY2011Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	155139000	USD
CY2012Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	69555000	USD
CY2011Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	79838000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-13817000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-16138000	USD
CY2011Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	4936457000	USD
CY2012Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	5222073000	USD
CY2010	us-gaap	Adjustments To Additional Paid In Capital Equity Component Of Convertible Debt Subsequent Adjustments AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtSubsequentAdjustments	-439000	USD
CY2012	us-gaap	Adjustments To Additional Paid In Capital Reallocation Of Minority Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfMinorityInterest	0	USD
CY2010	us-gaap	Adjustments To Additional Paid In Capital Reallocation Of Minority Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfMinorityInterest	0	USD
CY2011	us-gaap	Adjustments To Additional Paid In Capital Reallocation Of Minority Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfMinorityInterest	0	USD
CY2010	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	185566000	USD
CY2012	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	310810000	USD
CY2011	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	292502000	USD
CY2010	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	31900000	USD
CY2012	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	28300000	USD
CY2011	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	28300000	USD
CY2012Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1960000	USD
CY2011Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1766000	USD
CY2012Q4	us-gaap	Assets Assets	15462321000	USD
CY2011Q4	us-gaap	Assets Assets	14782966000	USD
CY2011	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	1.85
CY2012	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	1.88
CY2011	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	1.84
CY2012	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	1.88
CY2011Q4	us-gaap	Business Acquisition Purchase Price Allocation Noncontrolling Interest BusinessAcquisitionPurchasePriceAllocationNoncontrollingInterest	0	USD
CY2012Q4	us-gaap	Business Acquisition Purchase Price Allocation Noncontrolling Interest BusinessAcquisitionPurchasePriceAllocationNoncontrollingInterest	98787000	USD
CY2010Q4	us-gaap	Business Acquisition Purchase Price Allocation Noncontrolling Interest BusinessAcquisitionPurchasePriceAllocationNoncontrollingInterest	0	USD
CY2011	us-gaap	Business Acquisitions Pro Forma Income Loss From Continuing Operations Before Changes In Accounting And Extraordinary Items Net Of Tax BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTax	315753000	USD
CY2012	us-gaap	Business Acquisitions Pro Forma Income Loss From Continuing Operations Before Changes In Accounting And Extraordinary Items Net Of Tax BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTax	292089000	USD
CY2011	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	269501000	USD
CY2012	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	282737000	USD
CY2011	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	1852446000	USD
CY2012	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	1917292000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1041978000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1823208000	USD
CY2009Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1448933000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	478948000	USD
CY2010	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-969985000	USD
CY2011	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	1344260000	USD
CY2012	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-781230000	USD
CY2011Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2012Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.55
CY2012Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.55
CY2012Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.55
CY2012Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.55
CY2012Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.65
CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	250000000	shares
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	250000000	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	151680109	shares
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	148186511	shares
CY2011Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	148107611	shares
CY2012Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	151601209	shares
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	1481000	USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	1516000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	162414000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	291971000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	274977000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	31255000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	42489000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	41147000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	316421000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	334733000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	194156000	USD
CY2012	us-gaap	Concentration Risk Percentage1 ConcentrationRiskPercentage1	0.100
CY2010	us-gaap	Concentration Risk Percentage1 ConcentrationRiskPercentage1	0.100
CY2011	us-gaap	Concentration Risk Percentage1 ConcentrationRiskPercentage1	0.100
CY2010	us-gaap	Construction And Development Costs ConstructionAndDevelopmentCosts	-321978000	USD
CY2011	us-gaap	Construction And Development Costs ConstructionAndDevelopmentCosts	-271856000	USD
CY2012	us-gaap	Construction And Development Costs ConstructionAndDevelopmentCosts	-356397000	USD
CY2011Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	818685000	USD
CY2012Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	1036780000	USD
CY2011	us-gaap	Conversion Of Stock Shares Issued1 ConversionOfStockSharesIssued1	2919323	shares
CY2012	us-gaap	Conversion Of Stock Shares Issued1 ConversionOfStockSharesIssued1	1110660	shares
CY2012Q4	us-gaap	Convertible Notes Payable ConvertibleNotesPayable	1170356000	USD
CY2011Q4	us-gaap	Convertible Notes Payable ConvertibleNotesPayable	1715685000	USD
CY2010	us-gaap	Costs And Expenses CostsAndExpenses	934238000	USD
CY2011	us-gaap	Costs And Expenses CostsAndExpenses	1134561000	USD
CY2012	us-gaap	Costs And Expenses CostsAndExpenses	1224586000	USD
CY2012Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1197500000	USD
CY2011Q4	us-gaap	Debt Instrument Convertible Carrying Amount Of The Equity Component DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent	202500000	USD
CY2012Q4	us-gaap	Debt Instrument Convertible Carrying Amount Of The Equity Component DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent	148500000	USD
CY2012	us-gaap	Debt Instrument Convertible Interest Expense DebtInstrumentConvertibleInterestExpense	48400000	USD
CY2010	us-gaap	Debt Instrument Convertible Interest Expense DebtInstrumentConvertibleInterestExpense	69000000	USD
CY2011	us-gaap	Debt Instrument Convertible Interest Expense DebtInstrumentConvertibleInterestExpense	66300000	USD
CY2012	us-gaap	Debt Instrument Maturity Date Range End1 DebtInstrumentMaturityDateRangeEnd1	2022-04-10
CY2012Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	10472000	USD
CY2011Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	9814000	USD
CY2012Q4	us-gaap	Deferred Compensation Liability Current And Noncurrent DeferredCompensationLiabilityCurrentAndNoncurrent	12200000	USD
CY2011Q4	us-gaap	Deferred Compensation Liability Current And Noncurrent DeferredCompensationLiabilityCurrentAndNoncurrent	9500000	USD
CY2012Q4	us-gaap	Deferred Costs DeferredCosts	588235000	USD
CY2011Q4	us-gaap	Deferred Costs DeferredCosts	445403000	USD
CY2012Q4	us-gaap	Deferred Costs Leasing Gross DeferredCostsLeasingGross	790740000	USD
CY2011Q4	us-gaap	Deferred Costs Leasing Gross DeferredCostsLeasingGross	598352000	USD
CY2012Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	90682000	USD
CY2011Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	85554000	USD
CY2012Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	598199000	USD
CY2011Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	522675000	USD
CY2011	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	3100000	USD
CY2012	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	3200000	USD
CY2010	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	2900000	USD
CY2012	us-gaap	Depreciation And Amortization DepreciationAndAmortization	453068000	USD
CY2010	us-gaap	Depreciation And Amortization DepreciationAndAmortization	335859000	USD
CY2011	us-gaap	Depreciation And Amortization DepreciationAndAmortization	436612000	USD
CY2011	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	439184000	USD
CY2010	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	338371000	USD
CY2012	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	454044000	USD
CY2010	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2011	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2012	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2010	us-gaap	Direct Costs Of Hotels DirectCostsOfHotels	25153000	USD
CY2012	us-gaap	Direct Costs Of Hotels DirectCostsOfHotels	28120000	USD
CY2011	us-gaap	Direct Costs Of Hotels DirectCostsOfHotels	26128000	USD
CY2012	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	657363000	USD
CY2011	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	590224000	USD
CY2010	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	498154000	USD
CY2010	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	1442000	USD
CY2012	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	1040000	USD
CY2011	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	1881000	USD
CY2012	us-gaap	Dividends Dividends	387989000	USD
CY2010	us-gaap	Dividends Dividends	321838000	USD
CY2011	us-gaap	Dividends Dividends	340128000	USD
CY2011Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	91901000	USD
CY2012Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	110488000	USD
CY2010Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	81031000	USD
CY2010	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2011	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.87
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.93
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.92
CY2010	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.14
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.86
CY2011	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	39851000	USD
CY2010	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	16734000	USD
CY2012	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	47002000	USD
CY2011Q4	us-gaap	Excess Stock Shares Authorized ExcessStockSharesAuthorized	150000000	shares
CY2012Q4	us-gaap	Excess Stock Shares Authorized ExcessStockSharesAuthorized	150000000	shares
CY2011Q4	us-gaap	Excess Stock Shares Issued ExcessStockSharesIssued	0	shares
CY2012Q4	us-gaap	Excess Stock Shares Issued ExcessStockSharesIssued	0	shares
CY2012Q4	us-gaap	Excess Stock Shares Outstanding ExcessStockSharesOutstanding	0	shares
CY2011Q4	us-gaap	Excess Stock Shares Outstanding ExcessStockSharesOutstanding	0	shares
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	43077000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	11215000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	15041000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	20242000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	35861000	USD
CY2012Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	23441000	USD
CY2011Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	26359000	USD
CY2012	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	36877000	USD
CY2011	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	0	USD
CY2010	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	0	USD
CY2010	us-gaap	Gain Loss On Investments GainLossOnInvestments	935000	USD
CY2011	us-gaap	Gain Loss On Investments GainLossOnInvestments	-443000	USD
CY2012	us-gaap	Gain Loss On Investments GainLossOnInvestments	1389000	USD
CY2011	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	-443000	USD
CY2010	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	935000	USD
CY2012	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	1389000	USD
CY2010	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	2734000	USD
CY2012	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	0	USD
CY2011	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	0	USD
CY2011	us-gaap	Gain Loss On Sale Of Property GainLossOnSaleOfProperty	0	USD
CY2012	us-gaap	Gain Loss On Sale Of Property GainLossOnSaleOfProperty	0	USD
CY2010	us-gaap	Gain Loss On Sale Of Property GainLossOnSaleOfProperty	2734000	USD
CY2012	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-4453000	USD
CY2011	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1494000	USD
CY2010	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-89883000	USD
CY2012	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	82382000	USD
CY2011	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	79610000	USD
CY2010	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	79396000	USD
CY2010	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	157814000	USD
CY2011	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	271013000	USD
CY2012	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	255887000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	311945000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	294222000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	186151000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.86
CY2010	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.13
CY2012	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.71
CY2012	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.70
CY2010	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.13
CY2011	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.85
CY2010	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	184000	USD
CY2012	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	4154000	USD
CY2011	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	215000	USD
CY2011	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	1666000	USD
CY2012	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	33763000	USD
CY2010	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	1258000	USD
CY2010	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.01
CY2011	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.01
CY2012	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.22
CY2010	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.01
CY2011	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.01
CY2012	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.22
CY2010	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	36774000	USD
CY2011	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	85896000	USD
CY2012	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	49078000	USD
CY2011	us-gaap	Income Tax Reconciliation Nondeductible Expense Depreciation And Amortization IncomeTaxReconciliationNondeductibleExpenseDepreciationAndAmortization	-117675000	USD
CY2012	us-gaap	Income Tax Reconciliation Nondeductible Expense Depreciation And Amortization IncomeTaxReconciliationNondeductibleExpenseDepreciationAndAmortization	-105599000	USD
CY2010	us-gaap	Income Tax Reconciliation Nondeductible Expense Depreciation And Amortization IncomeTaxReconciliationNondeductibleExpenseDepreciationAndAmortization	-67362000	USD
CY2010	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	1957000	USD
CY2011	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-827000	USD
CY2012	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-19660000	USD
CY2011	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-29349000	USD
CY2010	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-3921000	USD
CY2012	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-35461000	USD
CY2011	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	6660000	USD
CY2010	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-32839000	USD
CY2012	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	3854000	USD
CY2012	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-23155000	USD
CY2010	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	5115000	USD
CY2011	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	19396000	USD
CY2012	us-gaap	Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1 IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1	0	USD
CY2010	us-gaap	Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1 IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1	421000	USD
CY2011	us-gaap	Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1 IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1	0	USD
CY2010	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-13731000	USD
CY2011	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	6778000	USD
CY2012	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	3356000	USD
CY2010	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-9393000	USD
CY2011	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	6569000	USD
CY2012	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	1354000	USD
CY2011	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	39213000	USD
CY2010	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-3239000	USD
CY2012	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-6990000	USD
CY2011	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	-267500000	USD
CY2012	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	0	USD
CY2010	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	267500000	USD
CY2010	us-gaap	Increase Decrease In Restricted Cash For Operating Activities IncreaseDecreaseInRestrictedCashForOperatingActivities	8664000	USD
CY2011	us-gaap	Increase Decrease In Restricted Cash For Operating Activities IncreaseDecreaseInRestrictedCashForOperatingActivities	9801000	USD
CY2012	us-gaap	Increase Decrease In Restricted Cash For Operating Activities IncreaseDecreaseInRestrictedCashForOperatingActivities	-10272000	USD
CY2010	us-gaap	Interest And Other Income InterestAndOtherIncome	7332000	USD
CY2011	us-gaap	Interest And Other Income InterestAndOtherIncome	5358000	USD
CY2012	us-gaap	Interest And Other Income InterestAndOtherIncome	10091000	USD
CY2011	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	48178000	USD
CY2012	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	44278000	USD
CY2010	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	40981000	USD
CY2011	us-gaap	Interest Expense InterestExpense	394131000	USD
CY2012	us-gaap	Interest Expense InterestExpense	413564000	USD
CY2010	us-gaap	Interest Expense InterestExpense	378079000	USD
CY2012	us-gaap	Interest Paid InterestPaid	480866000	USD
CY2010	us-gaap	Interest Paid InterestPaid	394172000	USD
CY2011	us-gaap	Interest Paid InterestPaid	386170000	USD
CY2012Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	72461000	USD
CY2011Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	69105000	USD
CY2011Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	8658468000	USD
CY2012Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	9517343000	USD
CY2012Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	659916000	USD
CY2011Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	669722000	USD
CY2011Q4	us-gaap	Land Land	2356522000	USD
CY2012Q4	us-gaap	Land Land	2605162000	USD
CY2011Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	266822000	USD
CY2012Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	275094000	USD
CY2011Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	1262616000	USD
CY2012Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	1435508000	USD
CY2011Q4	us-gaap	Liabilities Liabilities	9313798000	USD
CY2012Q4	us-gaap	Liabilities Liabilities	9619033000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	15462321000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	14782966000	USD
CY2011	us-gaap	Limited Liability Company Llc Or Limited Partnership Lp Managing Member Or General Partner Ownership Interest LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest	0.883
CY2012	us-gaap	Limited Liability Company Llc Or Limited Partnership Lp Managing Member Or General Partner Ownership Interest LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest	0.890
CY2012Q4	us-gaap	Line Of Credit Facility Amount Outstanding LineOfCreditFacilityAmountOutstanding	0.0	USD
CY2012Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	1000000000	USD
CY2012	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.00225
CY2012Q4	us-gaap	Long Term Debt LongTermDebt	3063841000	USD
CY2012Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	38644000	USD
CY2012Q4	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2011Q4	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	713960000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	105313000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	1521750000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	608879000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	26182000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	87757000	USD
CY2012Q4	us-gaap	Marketable Securities MarketableSecurities	12172000	USD
CY2011Q4	us-gaap	Marketable Securities MarketableSecurities	9548000	USD
CY2011	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2007000	USD
CY2010	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	3365000	USD
CY2012	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2890000	USD
CY2011Q4	us-gaap	Minority Interest In Limited Partnerships MinorityInterestInLimitedPartnerships	-1063000	USD
CY2012Q4	us-gaap	Minority Interest In Limited Partnerships MinorityInterestInLimitedPartnerships	-1964000	USD
CY2012	us-gaap	Minority Interest In Net Income Loss Limited Partnerships MinorityInterestInNetIncomeLossLimitedPartnerships	3792000	USD
CY2011	us-gaap	Minority Interest In Net Income Loss Limited Partnerships MinorityInterestInNetIncomeLossLimitedPartnerships	1558000	USD
CY2010	us-gaap	Minority Interest In Net Income Loss Limited Partnerships MinorityInterestInNetIncomeLossLimitedPartnerships	3464000	USD
CY2011	us-gaap	Minority Interest In Net Income Loss Operating Partnerships MinorityInterestInNetIncomeLossOperatingPartnerships	36035000	USD
CY2010	us-gaap	Minority Interest In Net Income Loss Operating Partnerships MinorityInterestInNetIncomeLossOperatingPartnerships	23915000	USD
CY2012	us-gaap	Minority Interest In Net Income Loss Operating Partnerships MinorityInterestInNetIncomeLossOperatingPartnerships	31046000	USD
CY2010	us-gaap	Minority Interest In Net Income Loss Preferred Unit Holders MinorityInterestInNetIncomeLossPreferredUnitHolders	3343000	USD
CY2012	us-gaap	Minority Interest In Net Income Loss Preferred Unit Holders MinorityInterestInNetIncomeLossPreferredUnitHolders	3497000	USD
CY2011	us-gaap	Minority Interest In Net Income Loss Preferred Unit Holders MinorityInterestInNetIncomeLossPreferredUnitHolders	3339000	USD
CY2012Q4	us-gaap	Minority Interest In Operating Partnerships MinorityInterestInOperatingPartnerships	539753000	USD
CY2011Q4	us-gaap	Minority Interest In Operating Partnerships MinorityInterestInOperatingPartnerships	548581000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	828028000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-146147000	USD
CY2010	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-184604000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1278032000	USD
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-90096000	USD
CY2010	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1161274000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	606328000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	642949000	USD
CY2010	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	375893000	USD
CY2012	us-gaap	Net Income Loss NetIncomeLoss	289650000	USD
CY2011	us-gaap	Net Income Loss NetIncomeLoss	272679000	USD
CY2010	us-gaap	Net Income Loss NetIncomeLoss	159072000	USD
CY2011	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	272679000	USD
CY2010	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	159072000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	289650000	USD
CY2011Q4	us-gaap	Notes Receivable Related Parties NotesReceivableRelatedParties	280442000	USD
CY2012Q4	us-gaap	Notes Receivable Related Parties NotesReceivableRelatedParties	282491000	USD
CY2011	us-gaap	Operating Income Loss OperatingIncomeLoss	616759000	USD
CY2010	us-gaap	Operating Income Loss OperatingIncomeLoss	609072000	USD
CY2012	us-gaap	Operating Income Loss OperatingIncomeLoss	651681000	USD
CY2010	us-gaap	Parking Revenue ParkingRevenue	64464000	USD
CY2012	us-gaap	Parking Revenue ParkingRevenue	91635000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	13963000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	13732000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	13507000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	13184000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	913655000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	1388064000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Five Years OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears	1179722000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Four Years OperatingLeasesFutureMinimumPaymentsReceivableInFourYears	1306648000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Three Years OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	1376772000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	1411267000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Thereafter OperatingLeasesFutureMinimumPaymentsReceivableThereafter	6241627000	USD
CY2010	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1226454000	USD
CY2012	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1483533000	USD
CY2011	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1401594000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2595000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	3829000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2594000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	297000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	487000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	273000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	2595000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	2594000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	3408000	USD
CY2011	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	2595000	USD
CY2012	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	2594000	USD
CY2010	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	3408000	USD
CY2011Q4	us-gaap	Other Liabilities OtherLiabilities	293515000	USD
CY2012Q4	us-gaap	Other Liabilities OtherLiabilities	324613000	USD
CY2010	us-gaap	Other Nonoperating Gains Losses OtherNonoperatingGainsLosses	7200000	USD
CY2011	us-gaap	Other Nonoperating Gains Losses OtherNonoperatingGainsLosses	0	USD
CY2012	us-gaap	Other Nonoperating Gains Losses OtherNonoperatingGainsLosses	0	USD
CY2012	us-gaap	Paid In Kind Interest PaidInKindInterest	43131000	USD
CY2011	us-gaap	Paid In Kind Interest PaidInKindInterest	54962000	USD
CY2010	us-gaap	Paid In Kind Interest PaidInKindInterest	56174000	USD
CY2011	us-gaap	Parking Revenue ParkingRevenue	83069000	USD
CY2010	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	20683000	USD
CY2012	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	49943000	USD
CY2011	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	61961000	USD
CY2010	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	10000000	USD
CY2011	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	-10000000	USD
CY2012	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	0	USD
CY2010	us-gaap	Payments For Proceeds From Mortgage Deposits PaymentsForProceedsFromMortgageDeposits	0	USD
CY2012	us-gaap	Payments For Proceeds From Mortgage Deposits PaymentsForProceedsFromMortgageDeposits	0	USD
CY2011	us-gaap	Payments For Proceeds From Mortgage Deposits PaymentsForProceedsFromMortgageDeposits	-14500000	USD
CY2010	us-gaap	Payments For Tenant Improvements PaymentsForTenantImprovements	113495000	USD
CY2012	us-gaap	Payments For Tenant Improvements PaymentsForTenantImprovements	139662000	USD
CY2011	us-gaap	Payments For Tenant Improvements PaymentsForTenantImprovements	76320000	USD
CY2010	us-gaap	Payments Of Dividends PaymentsOfDividends	324686000	USD
CY2012	us-gaap	Payments Of Dividends PaymentsOfDividends	372899000	USD
CY2011	us-gaap	Payments Of Dividends PaymentsOfDividends	332597000	USD
CY2011	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	15970000	USD
CY2010	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	16353000	USD
CY2012	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	8468000	USD
CY2010	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	394363000	USD
CY2011	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	112180000	USD
CY2012	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	788052000	USD
CY2012	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	6214000	USD
CY2010	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	62806000	USD
CY2011	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	17970000	USD
CY2010	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	-2149000	USD
CY2012	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	1235000	USD
CY2011	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	1259000	USD
CY2012	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	2049000	USD
CY2011	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	10442000	USD
CY2010	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	0	USD
CY2012	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	0	USD
CY2010	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	22500000	USD
CY2011	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	0	USD
CY2012	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	5922000	USD
CY2010	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	3365000	USD
CY2011	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	2007000	USD
CY2011Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2012Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2012Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2011Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2011Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2012Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2011Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2012Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2012Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2011Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2011Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	75458000	USD
CY2012Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	90610000	USD
CY2012	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	0	USD
CY2010	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	268964000	USD
CY2011	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	1178306000	USD
CY2011	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	848019000	USD
CY2010	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	1542947000	USD
CY2012	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	997790000	USD
CY2011	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	9667000	USD
CY2010	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	22593000	USD
CY2012	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	226000	USD
CY2012	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	3557000	USD
CY2010	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	49902000	USD
CY2011	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	140505000	USD
CY2012	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	61963000	USD
CY2010	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	0	USD
CY2011	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	0	USD
CY2012	us-gaap	Profit Loss ProfitLoss	332139000	USD
CY2010	us-gaap	Profit Loss ProfitLoss	190327000	USD
CY2011	us-gaap	Profit Loss ProfitLoss	313826000	USD
CY2012	us-gaap	Quantifying Misstatement In Current Year Financial Statements Amount QuantifyingMisstatementInCurrentYearFinancialStatementsAmount	3200000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Accumulated Depreciation RealEstateAndAccumulatedDepreciationAccumulatedDepreciation	2919479000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	3102485000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	10952851000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfLandAndBuildingsAndImprovements	14869887000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Carrying Costs RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts	3271942000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	9097935000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	2500010000	USD
CY2012	us-gaap	Real Estate And Accumulated Depreciation Life Used For Depreciation1 RealEstateAndAccumulatedDepreciationLifeUsedForDepreciation1	P40Y0M0D
CY2011Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	2642986000	USD
CY2012Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	2934160000	USD
CY2011Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	13389472000	USD
CY2012Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	14893328000	USD
CY2012Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	11959168000	USD
CY2011Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	10746486000	USD
CY2012	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	1804275000	USD
CY2010	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	1469295000	USD
CY2011	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	1683366000	USD
CY2011	us-gaap	Repayments Of Convertible Debt RepaymentsOfConvertibleDebt	44586000	USD
CY2012	us-gaap	Repayments Of Convertible Debt RepaymentsOfConvertibleDebt	507434000	USD
CY2010	us-gaap	Repayments Of Convertible Debt RepaymentsOfConvertibleDebt	218592000	USD
CY2011	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	1251841000	USD
CY2012	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	253877000	USD
CY2010	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	730191000	USD
CY2011	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	0	USD
CY2012	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	224261000	USD
CY2010	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	700000000	USD
CY2012Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	55181000	USD
CY2011Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	40332000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-53080000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-109985000	USD
CY2012	us-gaap	Revenue From Leased And Owned Hotels RevenueFromLeasedAndOwnedHotels	37915000	USD
CY2010	us-gaap	Revenue From Leased And Owned Hotels RevenueFromLeasedAndOwnedHotels	32800000	USD
CY2011	us-gaap	Revenue From Leased And Owned Hotels RevenueFromLeasedAndOwnedHotels	34529000	USD
CY2011	us-gaap	Revenues Revenues	1751320000	USD
CY2012	us-gaap	Revenues Revenues	1876267000	USD
CY2010	us-gaap	Revenues Revenues	1543310000	USD
CY2012Q4	us-gaap	Secured Debt SecuredDebt	3102485000	USD
CY2011Q4	us-gaap	Secured Debt SecuredDebt	3123267000	USD
CY2012	us-gaap	Segment Reporting Information Revenue SegmentReportingInformationRevenue	1842190000	USD
CY2011	us-gaap	Segment Reporting Information Revenue SegmentReportingInformationRevenue	1717895000	USD
CY2010	us-gaap	Segment Reporting Information Revenue SegmentReportingInformationRevenue	1502095000	USD
CY2011Q4	us-gaap	Senior Notes SeniorNotes	3865186000	USD
CY2012Q4	us-gaap	Senior Notes SeniorNotes	4639528000	USD
CY2011	us-gaap	Share Based Compensation ShareBasedCompensation	29672000	USD
CY2010	us-gaap	Share Based Compensation ShareBasedCompensation	32852000	USD
CY2012	us-gaap	Share Based Compensation ShareBasedCompensation	29679000	USD
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	13633	shares
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	324938	shares
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	32.65
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	54.32
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	100.15
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	0
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	0
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	-24280	shares
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0	shares
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0	shares
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	0	shares
CY2012	us-gaap	Straight Line Rent StraightLineRent	77363000	USD
CY2010	us-gaap	Straight Line Rent StraightLineRent	79562000	USD
CY2011	us-gaap	Straight Line Rent StraightLineRent	79992000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	186007	shares
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	146844	shares
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	92.71
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	0
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	107.23
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	700000	USD
CY2009Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	963895	shares
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	324938	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	294527	shares
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	155623	shares
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	89.35
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	32.65
CY2009Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	34.44
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	101.06
CY2011	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	316159	shares
CY2012	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	22823	shares
CY2010	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	638957	shares
CY2012	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	0	USD
CY2010	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	0	USD
CY2011	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	0	USD
CY2011	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	620000	USD
CY2012	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	781000	USD
CY2010	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	630000	USD
CY2011	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	439037000	USD
CY2012	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	247027000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	4865998000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	5097065000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5413516000	USD
CY2012Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5634854000	USD
CY2009Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5069059000	USD
CY2010Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4964193000	USD
CY2010	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	-85100000	USD
CY2012	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	-77600000	USD
CY2012	bxp	At Market Stock Offering Program Net Proceeds AtMarketStockOfferingProgramNetProceeds	247027000	USD
CY2012Q4	bxp	Cash Fdic Insured Limit CashFdicInsuredLimit	250000	USD
CY2011	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	-77000000	USD
CY2012Q4	us-gaap	Temporary Equity Carrying Amount Attributable To Noncontrolling Interest TemporaryEquityCarryingAmountAttributableToNoncontrollingInterest	110876000	USD
CY2011Q4	us-gaap	Temporary Equity Carrying Amount Attributable To Noncontrolling Interest TemporaryEquityCarryingAmountAttributableToNoncontrollingInterest	55652000	USD
CY2010	us-gaap	Tenant Reimbursements TenantReimbursements	178377000	USD
CY2011	us-gaap	Tenant Reimbursements TenantReimbursements	198703000	USD
CY2012	us-gaap	Tenant Reimbursements TenantReimbursements	229107000	USD
CY2012Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	78900	shares
CY2011Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	78900	shares
CY2012Q4	us-gaap	Treasury Stock Value TreasuryStockValue	2722000	USD
CY2011Q4	us-gaap	Treasury Stock Value TreasuryStockValue	2722000	USD
CY2012	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-indent:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Use of Estimates in the Preparation of Financial Statements</font></div><div style="line-height:120%;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"> </font></div><div style="line-height:120%;text-indent:32px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenue and expenses during the reporting period. These estimates include such items as depreciation and allowances for doubtful accounts. Actual results could differ from those estimates.</font></div></div>
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	146218000	shares
CY2010	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140057000	shares
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	150711000	shares
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	150120000	shares
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	145693000	shares
CY2010	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	139440000	shares
CY2012	bxp	Above And Below Market Rent Adjustments AboveAndBelowMarketRentAdjustments	14600000	USD
CY2011	bxp	Above And Below Market Rent Adjustments AboveAndBelowMarketRentAdjustments	10800000	USD
CY2010	bxp	Above And Below Market Rent Adjustments AboveAndBelowMarketRentAdjustments	2400000	USD
	bxp	Accelerated Amount Of Unvested Compensation Expense AcceleratedAmountOfUnvestedCompensationExpense	5800000	USD
CY2011	bxp	Accelerated Compensation Expenses Related To2008 Opp Units AcceleratedCompensationExpensesRelatedTo2008OppUnits	4300000	USD
CY2012Q4	bxp	Accrued Rental Income Allowance AccruedRentalIncomeAllowance	1571000	USD
CY2011Q4	bxp	Accrued Rental Income Allowance AccruedRentalIncomeAllowance	2515000	USD
CY2012Q4	bxp	Accumulated Amortization Leasing And Financing Costs AccumulatedAmortizationLeasingAndFinancingCosts	293187000	USD
CY2011Q4	bxp	Accumulated Amortization Leasing And Financing Costs AccumulatedAmortizationLeasingAndFinancingCosts	238503000	USD
CY2012Q4	bxp	Accumulated Depreciation Furniture Fixtures And Equipment AccumulatedDepreciationFurnitureFixturesAndEquipment	16662000	USD
CY2012	bxp	Acquisition Date Fair Value Of Redeemable Interest AcquisitionDateFairValueOfRedeemableInterest	98787000	USD
CY2010	bxp	Acquisition Of Noncontrolling Interest In Property Partnership AcquisitionOfNoncontrollingInterestInPropertyPartnership	-25482000	USD
CY2010	bxp	Additions To Real Estate Included In Accounts Payable And Accrued Expenses AdditionsToRealEstateIncludedInAccountsPayableAndAccruedExpenses	3693000	USD
CY2012	bxp	Additions To Real Estate Included In Accounts Payable And Accrued Expenses AdditionsToRealEstateIncludedInAccountsPayableAndAccruedExpenses	14059000	USD
CY2011	bxp	Additions To Real Estate Included In Accounts Payable And Accrued Expenses AdditionsToRealEstateIncludedInAccountsPayableAndAccruedExpenses	10767000	USD
CY2012	bxp	Adjustment To Reflect Redeemable Interest At Redemption Value AdjustmentToReflectRedeemableInterestAtRedemptionValue	2522000	USD
	bxp	Age Of Employee For Supplemental Retirement Contribution AgeOfEmployeeForSupplementalRetirementContribution	40	age
CY2012	bxp	Amount Of Earthquake Insurance Provided By Ixp Llc As Direct Insurer San Francisco AmountOfEarthquakeInsuranceProvidedByIxpLlcAsDirectInsurerSanFrancisco	20000000	USD
CY2012	bxp	Annual Aggregate Limit Of Earth Quake Insurance San Francisco AnnualAggregateLimitOfEarthQuakeInsuranceSanFrancisco	120000000	USD
CY2012	bxp	Annual Supplemental Retirement Contribution And Credit Total AnnualSupplementalRetirementContributionAndCreditTotal	78000	USD
CY2010	bxp	Annual Supplemental Retirement Contribution And Credit Total AnnualSupplementalRetirementContributionAndCreditTotal	48000	USD
CY2011	bxp	Annual Supplemental Retirement Contribution And Credit Total AnnualSupplementalRetirementContributionAndCreditTotal	62000	USD
CY2012Q4	bxp	Common Stock Conversion Rate CommonStockConversionRate	1	shares
CY2012Q4	bxp	Area Of Undeveloped Land AreaOfUndevelopedLand	509.3	acre
CY2010	bxp	At Market Stock Offering Program Net Proceeds AtMarketStockOfferingProgramNetProceeds	0	USD
CY2011	bxp	At Market Stock Offering Program Net Proceeds AtMarketStockOfferingProgramNetProceeds	439037000	USD
CY2010	bxp	Equity Profit Loss EquityProfitLoss	186984000	USD
CY2012	bxp	Equity Profit Loss EquityProfitLoss	326839000	USD
CY2012Q4	bxp	Excess Stock Par Or Stated Value Per Share ExcessStockParOrStatedValuePerShare	0.01
CY2012	bxp	Company Annual Taxable Income Distribution Percentage CompanyAnnualTaxableIncomeDistributionPercentage	1.00
CY2012Q4	bxp	Contractual Tax Agreements Number Of Properties ContractualTaxAgreementsNumberOfProperties	7	Buildings
CY2010	bxp	Conversion Of Redeemable Preferred Units To Common Units ConversionOfRedeemablePreferredUnitsToCommonUnits	0	USD
CY2012	bxp	Conversion Of Redeemable Preferred Units To Common Units ConversionOfRedeemablePreferredUnitsToCommonUnits	5852000	USD
CY2011	bxp	Conversion Of Redeemable Preferred Units To Common Units ConversionOfRedeemablePreferredUnitsToCommonUnits	0	USD
CY2011	bxp	Conversions Of Noncontrolling Interests To Stockholders Equity ConversionsOfNoncontrollingInterestsToStockholdersEquity	-85498000	USD
CY2012	bxp	Conversions Of Noncontrolling Interests To Stockholders Equity ConversionsOfNoncontrollingInterestsToStockholdersEquity	-34621000	USD
CY2010	bxp	Conversions Of Noncontrolling Interests To Stockholders Equity ConversionsOfNoncontrollingInterestsToStockholdersEquity	-17182000	USD
CY2012	bxp	Conversions On Series Two Preferred Units ConversionsOnSeriesTwoPreferredUnits	5852000	USD
CY2012Q4	bxp	Cumulative Liability Related To Fair Value Of Debt Adjustment CumulativeLiabilityRelatedToFairValueOfDebtAdjustment	38600000	USD
CY2011Q4	bxp	Cumulative Liability Related To Fair Value Of Debt Adjustment CumulativeLiabilityRelatedToFairValueOfDebtAdjustment	23800000	USD
CY2012Q4	bxp	Debt Instrument Convertible Initial Carrying Amount Of Equity Component DebtInstrumentConvertibleInitialCarryingAmountOfEquityComponent	230300000	USD
CY2011Q4	bxp	Deferred Costs Gross DeferredCostsGross	683906000	USD
CY2012Q4	bxp	Deferred Costs Gross DeferredCostsGross	881422000	USD
CY2012Q4	bxp	Deferred Financing Costs Equity Component DeferredFinancingCostsEquityComponent	1000000	USD
CY2011Q4	bxp	Deferred Stock Units Outstanding DeferredStockUnitsOutstanding	79856
CY2012Q4	bxp	Deferred Stock Units Outstanding DeferredStockUnitsOutstanding	76682
CY2011	bxp	Development And Management Services DevelopmentAndManagementServices	33425000	USD
CY2012	bxp	Development And Management Services DevelopmentAndManagementServices	34077000	USD
CY2010	bxp	Development And Management Services DevelopmentAndManagementServices	41215000	USD
CY2010	bxp	Dilutive Securities Per Share Amount DilutiveSecuritiesPerShareAmount	0.00
CY2012	bxp	Dilutive Securities Per Share Amount DilutiveSecuritiesPerShareAmount	-0.01
CY2011	bxp	Dilutive Securities Per Share Amount DilutiveSecuritiesPerShareAmount	-0.01
CY2012	bxp	Distributions On Redeemable Property Partnership DistributionsOnRedeemablePropertyPartnership	3032000	USD
CY2010	bxp	Dividends Treatment For Federal Tax Purposes DividendsTreatmentForFederalTaxPurposes	2.00
CY2012	bxp	Dividends Treatment For Federal Tax Purposes DividendsTreatmentForFederalTaxPurposes	2.37
CY2011	bxp	Dividends Treatment For Federal Tax Purposes DividendsTreatmentForFederalTaxPurposes	2.11
CY2010	bxp	Dividends Treatment For Federal Tax Purposes Percentage DividendsTreatmentForFederalTaxPurposesPercentage	1.0000
CY2012	bxp	Dividends Treatment For Federal Tax Purposes Percentage DividendsTreatmentForFederalTaxPurposesPercentage	1.0000
CY2011	bxp	Dividends Treatment For Federal Tax Purposes Percentage DividendsTreatmentForFederalTaxPurposesPercentage	1.0000
CY2012	bxp	Earthquake Coverage Included In Builders Risk Policy For680 Folsom EarthquakeCoverageIncludedInBuildersRiskPolicyFor680Folsom	20000000	USD
CY2012	bxp	Earthquake Deductible Insurance Percentage Of Value Of Affected Property San Francisco EarthquakeDeductibleInsurancePercentageOfValueOfAffectedPropertySanFrancisco	0.05
CY2012	bxp	Eligibility Period For401 K Savings Plan In Months EligibilityPeriodFor401KSavingsPlanInMonths	3	M
CY2011Q4	bxp	Excess Stock Par Or Stated Value Per Share ExcessStockParOrStatedValuePerShare	0.01
CY2012	bxp	Issuance Of Restricted Securities To Employees And Directors IssuanceOfRestrictedSecuritiesToEmployeesAndDirectors	26198000	USD
CY2011	bxp	Issuance Of Restricted Securities To Employees And Directors IssuanceOfRestrictedSecuritiesToEmployeesAndDirectors	25087000	USD
CY2011	bxp	Equity Profit Loss EquityProfitLoss	310487000	USD
CY2010	bxp	Issuance Of Restricted Securities To Employees And Directors IssuanceOfRestrictedSecuritiesToEmployeesAndDirectors	19222000	USD
CY2011Q4	bxp	Excess Stock Value ExcessStockValue	0	USD
CY2012Q4	bxp	Excess Stock Value ExcessStockValue	0	USD
CY2011	bxp	Exercised Weighted Averge Exercise Price ExercisedWeightedAvergeExercisePrice	32.63
CY2010	bxp	Exercised Weighted Averge Exercise Price ExercisedWeightedAvergeExercisePrice	35.35
CY2012	bxp	Exercised Weighted Averge Exercise Price ExercisedWeightedAvergeExercisePrice	72.42
CY2012	bxp	Expiration Of Tax Protection For General Motors Buidling ExpirationOfTaxProtectionForGeneralMotorsBuidling	2017-06-09
CY2012	bxp	Fixed Charge Coverage Ratio Minimum FixedChargeCoverageRatioMinimum	1.40
CY2012	bxp	Frequency Of Commitment Fee Payments FrequencyOfCommitmentFeePayments	quarterly
CY2012	bxp	Ground Lease Expiration Date Maximum GroundLeaseExpirationDateMaximum	2068
CY2012	bxp	Income Loss Before Discontinued Operations IncomeLossBeforeDiscontinuedOperations	294222000	USD
CY2011	bxp	Income Loss Before Discontinued Operations IncomeLossBeforeDiscontinuedOperations	311945000	USD
CY2010	bxp	Income Loss Before Discontinued Operations IncomeLossBeforeDiscontinuedOperations	188885000	USD
CY2011	bxp	Income Tax Reconciliation Book Tax Differences On Gains Losses From Capital Transactions IncomeTaxReconciliationBookTaxDifferencesOnGainsLossesFromCapitalTransactions	38443000	USD
CY2012	bxp	Income Tax Reconciliation Book Tax Differences On Gains Losses From Capital Transactions IncomeTaxReconciliationBookTaxDifferencesOnGainsLossesFromCapitalTransactions	22408000	USD
CY2010	bxp	Income Tax Reconciliation Book Tax Differences On Gains Losses From Capital Transactions IncomeTaxReconciliationBookTaxDifferencesOnGainsLossesFromCapitalTransactions	2373000	USD
CY2011	bxp	Income Tax Reconciliation Book Tax Differences On Losses From Early Extinguishments Of Debt IncomeTaxReconciliationBookTaxDifferencesOnLossesFromEarlyExtinguishmentsOfDebt	-40000	USD
CY2012	bxp	Income Tax Reconciliation Book Tax Differences On Losses From Early Extinguishments Of Debt IncomeTaxReconciliationBookTaxDifferencesOnLossesFromEarlyExtinguishmentsOfDebt	0	USD
CY2010	bxp	Income Tax Reconciliation Book Tax Differences On Losses From Early Extinguishments Of Debt IncomeTaxReconciliationBookTaxDifferencesOnLossesFromEarlyExtinguishmentsOfDebt	-6448000	USD
CY2012Q4	bxp	Insurance Policy Limit InsurancePolicyLimit	1000000000	USD
CY2011	bxp	Interest Expense Adjustment Related To Convertible Debt InterestExpenseAdjustmentRelatedToConvertibleDebt	38800000	USD
CY2012	bxp	Interest Expense Adjustment Related To Convertible Debt InterestExpenseAdjustmentRelatedToConvertibleDebt	29100000	USD
CY2010	bxp	Interest Expense Adjustment Related To Convertible Debt InterestExpenseAdjustmentRelatedToConvertibleDebt	38300000	USD
CY2012Q4	bxp	Interest Receivable From Related Party Note Receivable InterestReceivableFromRelatedPartyNoteReceivable	104816000	USD
CY2011Q4	bxp	Interest Receivable From Related Party Note Receivable InterestReceivableFromRelatedPartyNoteReceivable	89854000	USD
CY2010	bxp	Internal Leasing Salaries And Related Costs Capitalized InternalLeasingSalariesAndRelatedCostsCapitalized	5400000	USD
CY2011	bxp	Internal Leasing Salaries And Related Costs Capitalized InternalLeasingSalariesAndRelatedCostsCapitalized	4400000	USD
CY2012	bxp	Internal Leasing Salaries And Related Costs Capitalized InternalLeasingSalariesAndRelatedCostsCapitalized	5600000	USD
CY2012Q4	bxp	Letter Of Credit And Performance Obligation LetterOfCreditAndPerformanceObligation	13100000	USD
CY2012	bxp	Leverage Ratio Maximum LeverageRatioMaximum	0.60
CY2012	bxp	Leverage Ratio Maximum Increasing Limit LeverageRatioMaximumIncreasingLimit	0.65
CY2012	bxp	Leverage Ratio Reduction Limit LeverageRatioReductionLimit	0.60
CY2012	bxp	Leverage Ratio Reduction Period Years LeverageRatioReductionPeriodYears	1	Y
CY2012	bxp	Line Of Credit Facility Extension Fee LineOfCreditFacilityExtensionFee	0.0020
CY2012	bxp	Line Of Credit Maturity Extension Option Years LineOfCreditMaturityExtensionOptionYears	1	Y
CY2012	bxp	Ltip And Common Units Equivalency Ratio LtipAndCommonUnitsEquivalencyRatio	one-for-one
CY2013Q1	bxp	Ltip Units Issued LtipUnitsIssued	153006	shares
	bxp	Matching Contribution Percent401 K MatchingContributionPercent401K	2.00
	bxp	Matching Contribution Percent401 K MatchingContributionPercent401K	2.00
CY2012	bxp	Maximum Eligible Earnings As Established By Irs For Matching Contributions MaximumEligibleEarningsAsEstablishedByIrsForMatchingContributions	250000	USD
CY2011	bxp	Maximum Eligible Earnings As Established By Irs For Matching Contributions MaximumEligibleEarningsAsEstablishedByIrsForMatchingContributions	245000	USD
CY2010	bxp	Maximum Eligible Earnings As Established By Irs For Matching Contributions MaximumEligibleEarningsAsEstablishedByIrsForMatchingContributions	245000	USD
CY2012	bxp	Maximum Period After Construction Company Considers Construction Project As Substantially Completed In Years MaximumPeriodAfterConstructionCompanyConsidersConstructionProjectAsSubstantiallyCompletedInYears	1	Y
CY2012	bxp	Maximum Secured Debt Leverage Ratio MaximumSecuredDebtLeverageRatio	0.55
CY2012	bxp	Maximum Unsecured Debt Leverage Ratio MaximumUnsecuredDebtLeverageRatio	0.60
CY2012	bxp	Minimum Net Worth Requirement MinimumNetWorthRequirement	3500000000	USD
CY2011Q4	bxp	Mortgage Loans Accounted For At Fair Value Upon Assumption MortgageLoansAccountedForAtFairValueUponAssumption	953100000	USD
CY2012Q4	bxp	Mortgage Loans Accounted For At Fair Value Upon Assumption MortgageLoansAccountedForAtFairValueUponAssumption	951500000	USD
CY2011	bxp	Net Activity From Stock Option And Incentive Plan Value NetActivityFromStockOptionAndIncentivePlanValue	38719000	USD
CY2010	bxp	Net Activity From Stock Option And Incentive Plan Value NetActivityFromStockOptionAndIncentivePlanValue	54815000	USD
CY2012	bxp	Net Activity From Stock Option And Incentive Plan Value NetActivityFromStockOptionAndIncentivePlanValue	29124000	USD
CY2011Q4	bxp	Net Difference Between Tax Basis And Companys Assets And Liabilities NetDifferenceBetweenTaxBasisAndCompanysAssetsAndLiabilities	900000000	USD
CY2012Q4	bxp	Net Difference Between Tax Basis And Companys Assets And Liabilities NetDifferenceBetweenTaxBasisAndCompanysAssetsAndLiabilities	800000000	USD
CY2012	bxp	Net Loss For Redeemable Interest In Property Partnership NetLossForRedeemableInterestInPropertyPartnership	719000	USD
CY2012Q4	bxp	Net Of Adjustment For Equity Component Allocation NetOfAdjustmentForEquityComponentAllocation	25491000	USD
CY2011Q4	bxp	Net Of Adjustment For Equity Component Allocation NetOfAdjustmentForEquityComponentAllocation	54500000	USD
CY2012	bxp	Non Cash Portion Of Loss From Early Extinguishment Of Debt NonCashPortionOfLossFromEarlyExtinguishmentOfDebt	1000000	USD
CY2011	bxp	Non Cash Portion Of Loss From Early Extinguishment Of Debt NonCashPortionOfLossFromEarlyExtinguishmentOfDebt	-1494000	USD
CY2010	bxp	Non Cash Portion Of Loss From Early Extinguishment Of Debt NonCashPortionOfLossFromEarlyExtinguishmentOfDebt	-12211000	USD
CY2013Q1	bxp	Non Qualified Stock Options Issued NonQualifiedStockOptionsIssued	201373	shares
CY2012	bxp	Noncontrolling Interest In Gains On Sales Of Real Estate Common Units Of Operating Partnership NoncontrollingInterestInGainsOnSalesOfRealEstateCommonUnitsOfOperatingPartnership	0	USD
CY2010	bxp	Noncontrolling Interest In Gains On Sales Of Real Estate Common Units Of Operating Partnership NoncontrollingInterestInGainsOnSalesOfRealEstateCommonUnitsOfOperatingPartnership	349000	USD
CY2011	bxp	Noncontrolling Interest In Gains On Sales Of Real Estate Common Units Of Operating Partnership NoncontrollingInterestInGainsOnSalesOfRealEstateCommonUnitsOfOperatingPartnership	0	USD
CY2011	bxp	Note Receivable Converted To Real Estate NoteReceivableConvertedToRealEstate	0	USD
CY2012	bxp	Note Receivable Converted To Real Estate NoteReceivableConvertedToRealEstate	0	USD
CY2010	bxp	Note Receivable Converted To Real Estate NoteReceivableConvertedToRealEstate	22500000	USD
CY2010	bxp	Notes Assumed Value NotesAssumedValue	843104000	USD
CY2011	bxp	Notes Assumed Value NotesAssumedValue	143900000	USD
CY2012	bxp	Notes Assumed Value NotesAssumedValue	211250000	USD
CY2011	bxp	Nterest Expense Decrease Due To Recording Mortgage Loans At Fair Value NterestExpenseDecreaseDueToRecordingMortgageLoansAtFairValue	9200000	USD
CY2010	bxp	Nterest Expense Decrease Due To Recording Mortgage Loans At Fair Value NterestExpenseDecreaseDueToRecordingMortgageLoansAtFairValue	3800000	USD
CY2012	bxp	Nterest Expense Decrease Due To Recording Mortgage Loans At Fair Value NterestExpenseDecreaseDueToRecordingMortgageLoansAtFairValue	7000000	USD
CY2011Q4	bxp	Number Of Mortgage Loans Accounted For Fair Value NumberOfMortgageLoansAccountedForFairValue	6
CY2012Q4	bxp	Number Of Mortgage Loans Accounted For Fair Value NumberOfMortgageLoansAccountedForFairValue	5
	bxp	Number Of Non Employee Directors Electing To Receive Deferred Stock Units NumberOfNonEmployeeDirectorsElectingToReceiveDeferredStockUnits	5	nonemployeedirectors
CY2012Q4	bxp	Number Of Series Of Preferred Units Outstanding NumberOfSeriesOfPreferredUnitsOutstanding	2	shares
CY2012	bxp	Number Of Tenants Above Concentration Amount NumberOfTenantsAboveConcentrationAmount	0	tenants
CY2010	bxp	Number Of Tenants Above Concentration Amount NumberOfTenantsAboveConcentrationAmount	0	tenants
CY2011	bxp	Number Of Tenants Above Concentration Amount NumberOfTenantsAboveConcentrationAmount	0	tenants
CY2012Q4	bxp	Op Unit Conversion Rate OpUnitConversionRate	1	shares
CY2012	bxp	Operating Income Loss From Reportable Segments OperatingIncomeLossFromReportableSegments	1156707000	USD
CY2011	bxp	Operating Income Loss From Reportable Segments OperatingIncomeLossFromReportableSegments	1101543000	USD
CY2010	bxp	Operating Income Loss From Reportable Segments OperatingIncomeLossFromReportableSegments	978788000	USD
CY2012Q4	bxp	Operating Partnership Guarantee To Cover Liabilities Of Subsidiary OperatingPartnershipGuaranteeToCoverLiabilitiesOfSubsidiary	20000000	USD
	bxp	Participants Maximum Matching Contribution Percent ParticipantsMaximumMatchingContributionPercent	0.02
	bxp	Participants Maximum Matching Contribution Percent ParticipantsMaximumMatchingContributionPercent	0.03
CY2010	bxp	Payments For Redemption Of Preferred Units PaymentsForRedemptionOfPreferredUnits	0	USD
CY2012	bxp	Payments For Redemption Of Preferred Units PaymentsForRedemptionOfPreferredUnits	-18329000	USD
CY2011	bxp	Payments For Redemption Of Preferred Units PaymentsForRedemptionOfPreferredUnits	0	USD
CY2010	bxp	Payments To Acquire Noncontrolling Interest PaymentsToAcquireNoncontrollingInterest	25482000	USD
CY2012	bxp	Payments To Acquire Noncontrolling Interest PaymentsToAcquireNoncontrollingInterest	0	USD
CY2011	bxp	Payments To Acquire Noncontrolling Interest PaymentsToAcquireNoncontrollingInterest	0	USD
CY2012	bxp	Per Occurrence Limit For Nbcr Coverage PerOccurrenceLimitForNbcrCoverage	1000000000	USD
CY2012	bxp	Per Occurrence Limit Of Earth Quake Insurance San Francisco PerOccurrenceLimitOfEarthQuakeInsuranceSanFrancisco	120000000	USD
CY2012	bxp	Percentage Of Total Net Operating Income PercentageOfTotalNetOperatingIncome	1.0000
CY2011	bxp	Percentage Of Total Net Operating Income PercentageOfTotalNetOperatingIncome	1.0000
CY2010	bxp	Percentage Of Total Net Operating Income PercentageOfTotalNetOperatingIncome	1.0000
CY2012	bxp	Percentage Of Total Rental Expenses PercentageOfTotalRentalExpenses	1.0000
CY2011	bxp	Percentage Of Total Rental Expenses PercentageOfTotalRentalExpenses	1.0000
CY2010	bxp	Percentage Of Total Rental Expenses PercentageOfTotalRentalExpenses	1.0000
CY2012	bxp	Percentage Of Total Revenue PercentageOfTotalRevenue	1.0000
CY2011	bxp	Percentage Of Total Revenue PercentageOfTotalRevenue	1.0000
CY2010	bxp	Percentage Of Total Revenue PercentageOfTotalRevenue	1.0000
CY2010	bxp	Preferred Units Issued In Connection With Acquisition Of Real Estate PreferredUnitsIssuedInConnectionWithAcquisitionOfRealEstate	0	USD
CY2011	bxp	Preferred Units Issued In Connection With Acquisition Of Real Estate PreferredUnitsIssuedInConnectionWithAcquisitionOfRealEstate	0	USD
CY2012	bxp	Preferred Units Issued In Connection With Acquisition Of Real Estate PreferredUnitsIssuedInConnectionWithAcquisitionOfRealEstate	79405000	USD
CY2012	bxp	Probable Sale Term Of Property After Classified As Held For Sale Years ProbableSaleTermOfPropertyAfterClassifiedAsHeldForSaleYears	1	Y
CY2011	bxp	Proceeds From Land Transaction ProceedsFromLandTransaction	43887000	USD
CY2010	bxp	Proceeds From Land Transaction ProceedsFromLandTransaction	0	USD
CY2012	bxp	Proceeds From Land Transaction ProceedsFromLandTransaction	0	USD
CY2012	bxp	Proceeds From Mortgage Deposits Returned ProceedsFromMortgageDepositsReturned	0	USD
CY2010	bxp	Proceeds From Mortgage Deposits Returned ProceedsFromMortgageDepositsReturned	0	USD
CY2011	bxp	Proceeds From Mortgage Deposits Returned ProceedsFromMortgageDepositsReturned	14500000	USD
CY2012	bxp	Program Trigger Coinsurance ProgramTriggerCoinsurance	0.15
CY2012Q4	bxp	Program Trigger Value ProgramTriggerValue	100000000	USD
CY2011	bxp	Real Estate Accumulated Depreciation Depreciation Expense Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationDepreciationExpenseExcludingFurnitureFixturesAndEquipment	362636000	USD
CY2012	bxp	Real Estate Accumulated Depreciation Depreciation Expense Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationDepreciationExpenseExcludingFurnitureFixturesAndEquipment	367625000	USD
CY2010	bxp	Real Estate Accumulated Depreciation Depreciation Expense Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationDepreciationExpenseExcludingFurnitureFixturesAndEquipment	292561000	USD
CY2011Q4	bxp	Real Estate Accumulated Depreciation Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationExcludingFurnitureFixturesAndEquipment	2626324000	USD
CY2010Q4	bxp	Real Estate Accumulated Depreciation Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationExcludingFurnitureFixturesAndEquipment	2308665000	USD
CY2012Q4	bxp	Real Estate Accumulated Depreciation Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationExcludingFurnitureFixturesAndEquipment	2919479000	USD
CY2009Q4	bxp	Real Estate Accumulated Depreciation Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationExcludingFurnitureFixturesAndEquipment	2020056000	USD
CY2010	bxp	Real Estate Accumulated Depreciation Real Estate Sold Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationRealEstateSoldExcludingFurnitureFixturesAndEquipment	-3952000	USD
CY2011	bxp	Real Estate Accumulated Depreciation Real Estate Sold Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationRealEstateSoldExcludingFurnitureFixturesAndEquipment	-44977000	USD
CY2010	bxp	Settlement Of Accreted Debt Discount On Repurchases Of Unsecured Exchangeable Senior Notes SettlementOfAccretedDebtDiscountOnRepurchasesOfUnsecuredExchangeableSeniorNotes	-17555000	USD
CY2012	bxp	Real Estate Accumulated Depreciation Real Estate Sold Excluding Furniture Fixtures And Equipment RealEstateAccumulatedDepreciationRealEstateSoldExcludingFurnitureFixturesAndEquipment	-74470000	USD
CY2012Q4	bxp	Real Estate Aggregate Accumulated Depreciation For Tax Purposes RealEstateAggregateAccumulatedDepreciationForTaxPurposes	2200000000	USD
CY2012Q4	bxp	Real Estate Aggregate Cost For Tax Purposes RealEstateAggregateCostForTaxPurposes	12200000000	USD
CY2012Q4	bxp	Real Estate And Accumulated Depreciation Carrying Amount Of Development And Construction In Progress RealEstateAndAccumulatedDepreciationCarryingAmountOfDevelopmentAndConstructionInProgress	1036780000	USD
CY2012Q4	bxp	Real Estate And Accumulated Depreciation Carrying Amount Of Land And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfLandAndImprovements	2605162000	USD
CY2012Q4	bxp	Real Estate And Accumulated Depreciation Carrying Amount Of Land Held For Development RealEstateAndAccumulatedDepreciationCarryingAmountOfLandHeldForDevelopment	275094000	USD
CY2012	bxp	Real Estate And Accumulated Depreciation Description Of Property Location RealEstateAndAccumulatedDepreciationDescriptionOfPropertyLocation	Reston, VA
CY2012	bxp	Real Estate And Accumulated Depreciation Description Of Property Type RealEstateAndAccumulatedDepreciationDescriptionOfPropertyType	Office
CY2012	bxp	Real Estate And Accumulated Depreciation Life Used For Depreciation Years RealEstateAndAccumulatedDepreciationLifeUsedForDepreciationYears	-1
CY2011	bxp	Real Estate Cost Of Real Estate Sold Excluding Furniture Fixtures And Equipment RealEstateCostOfRealEstateSoldExcludingFurnitureFixturesAndEquipment	-45863000	USD
CY2010	bxp	Real Estate Cost Of Real Estate Sold Excluding Furniture Fixtures And Equipment RealEstateCostOfRealEstateSoldExcludingFurnitureFixturesAndEquipment	-4913000	USD
CY2012	bxp	Real Estate Cost Of Real Estate Sold Excluding Furniture Fixtures And Equipment RealEstateCostOfRealEstateSoldExcludingFurnitureFixturesAndEquipment	-95809000	USD
CY2009Q4	bxp	Real Estate Gross At Carrying Value Excluding Furniture Fixtures And Equipment RealEstateGrossAtCarryingValueExcludingFurnitureFixturesAndEquipment	11075879000	USD
CY2010Q4	bxp	Real Estate Gross At Carrying Value Excluding Furniture Fixtures And Equipment RealEstateGrossAtCarryingValueExcludingFurnitureFixturesAndEquipment	12740892000	USD
CY2012Q4	bxp	Real Estate Gross At Carrying Value Excluding Furniture Fixtures And Equipment RealEstateGrossAtCarryingValueExcludingFurnitureFixturesAndEquipment	14869887000	USD
CY2011Q4	bxp	Real Estate Gross At Carrying Value Excluding Furniture Fixtures And Equipment RealEstateGrossAtCarryingValueExcludingFurnitureFixturesAndEquipment	13363113000	USD
CY2012	bxp	Real Estate Improvements Excluding Furniture Fixtures And Equipment RealEstateImprovementsExcludingFurnitureFixturesAndEquipment	1602583000	USD
CY2011	bxp	Real Estate Improvements Excluding Furniture Fixtures And Equipment RealEstateImprovementsExcludingFurnitureFixturesAndEquipment	668084000	USD
CY2010	bxp	Real Estate Improvements Excluding Furniture Fixtures And Equipment RealEstateImprovementsExcludingFurnitureFixturesAndEquipment	1669926000	USD
CY2012	bxp	Reit Annual Taxable Income Distribution Requirement Percentage Minimum ReitAnnualTaxableIncomeDistributionRequirementPercentageMinimum	0.90
CY2012	bxp	Rental Expenses Class Office RentalExpensesClassOffice	635757000	USD
CY2011	bxp	Rental Expenses Class Office RentalExpensesClassOffice	573220000	USD
CY2010	bxp	Rental Expenses Class Office RentalExpensesClassOffice	487098000	USD
CY2012	bxp	Rental Expenses Office Technical RentalExpensesOfficeTechnical	10614000	USD
CY2011	bxp	Rental Expenses Office Technical RentalExpensesOfficeTechnical	11525000	USD
CY2010	bxp	Rental Expenses Office Technical RentalExpensesOfficeTechnical	11056000	USD
CY2012	bxp	Rental Expenses Operating Expenses Total RentalExpensesOperatingExpensesTotal	685483000	USD
CY2011	bxp	Rental Expenses Operating Expenses Total RentalExpensesOperatingExpensesTotal	616352000	USD
CY2010	bxp	Rental Expenses Operating Expenses Total RentalExpensesOperatingExpensesTotal	523307000	USD
CY2012	bxp	Rental Expenses Residential RentalExpensesResidential	10992000	USD
CY2011	bxp	Rental Expenses Residential RentalExpensesResidential	5479000	USD
CY2010	bxp	Rental Expenses Residential RentalExpensesResidential	0	USD
CY2012	bxp	Rental Revenue Class Office RentalRevenueClassOffice	1744489000	USD
CY2011	bxp	Rental Revenue Class Office RentalRevenueClassOffice	1635164000	USD
CY2010	bxp	Rental Revenue Class Office RentalRevenueClassOffice	1427947000	USD
CY2012	bxp	Rental Revenue Office Technical RentalRevenueOfficeTechnical	39218000	USD
CY2011	bxp	Rental Revenue Office Technical RentalRevenueOfficeTechnical	41585000	USD
CY2010	bxp	Rental Revenue Office Technical RentalRevenueOfficeTechnical	41348000	USD
CY2012	bxp	Rental Revenue Residential RentalRevenueResidential	20568000	USD
CY2011	bxp	Rental Revenue Residential RentalRevenueResidential	6617000	USD
CY2010	bxp	Rental Revenue Residential RentalRevenueResidential	0	USD
CY2010	bxp	Repurchase Of Equity Component Of Unsecured Exchangeable Senior Notes RepurchaseOfEquityComponentOfUnsecuredExchangeableSeniorNotes	439000	USD
CY2011	bxp	Repurchase Of Equity Component Of Unsecured Exchangeable Senior Notes RepurchaseOfEquityComponentOfUnsecuredExchangeableSeniorNotes	0	USD
CY2012	bxp	Repurchase Of Equity Component Of Unsecured Exchangeable Senior Notes RepurchaseOfEquityComponentOfUnsecuredExchangeableSeniorNotes	0	USD
CY2012	bxp	Restriction On Redemption Of Op Units From Date Of Issuance In Years RestrictionOnRedemptionOfOpUnitsFromDateOfIssuanceInYears	1	Y
CY2012	bxp	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePrice	92.71
CY2010	bxp	Salaries And Related Costs Capitalized SalariesAndRelatedCostsCapitalized	6200000	USD
CY2012	bxp	Salaries And Related Costs Capitalized SalariesAndRelatedCostsCapitalized	7100000	USD
CY2011	bxp	Salaries And Related Costs Capitalized SalariesAndRelatedCostsCapitalized	6500000	USD
CY2012	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:12px;text-indent:32px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The combined summarized statements of operations of the joint ventures are as follows:</font></div><div style="line-height:120%;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;"> </font></div><div style="line-height:120%;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="12" rowspan="1"></td></tr><tr><td width="53%" rowspan="1" colspan="1"></td><td width="1%" rowspan="1" colspan="1"></td><td width="13%" rowspan="1" colspan="1"></td><td width="1%" rowspan="1" colspan="1"></td><td width="1%" rowspan="1" colspan="1"></td><td width="1%" rowspan="1" colspan="1"></td><td width="13%" rowspan="1" colspan="1"></td><td width="1%" rowspan="1" colspan="1"></td><td width="1%" rowspan="1" colspan="1"></td><td width="1%" rowspan="1" colspan="1"></td><td width="13%" rowspan="1" colspan="1"></td><td 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:inherit;font-size:8pt;"> </font></div></td><td colspan="11" 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:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">For the year ended December 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: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;">2012</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;">2011</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;">2010</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="11" 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></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;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">564,205</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</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;">589,294</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;">607,915</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: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><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: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;">162,665</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;">170,404</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;">175,309</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:inherit;font-size:10pt;">Depreciation and amortization</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;">163,134</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;">190,437</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;">215,533</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></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="padding-left:24px;text-indent:0px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Impairment losses</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;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;">—</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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;border-bottom:1px solid #000000;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;">40,468</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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;border-bottom:1px solid #000000;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;">—</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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:inherit;font-size:10pt;">Total expenses</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;">325,799</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;">401,309</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;">390,842</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></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="font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Operating income</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;">238,406</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;">187,985</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;">217,073</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:inherit;font-size:10pt;">Other income (expense)</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><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:inherit;font-size:10pt;">Interest expense</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;">(224,645</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;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: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="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;">(228,494</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;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: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="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;">(235,723</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;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: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="font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">       Loss on guarantee obligation</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;">—</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;">—</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;">(3,800</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:inherit;font-size:10pt;">)</font></div></td></tr><tr><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="font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">       Gains from early extinguishments of debt</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;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;">—</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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;border-bottom:1px solid #000000;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;">—</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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;border-bottom:1px solid #000000;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;">17,920</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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:52px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="padding-left:48px;text-indent:0px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Income (loss) from continuing operations</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;">13,761</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;">(40,509</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: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="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;">(4,530</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: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="padding-left:24px;text-indent:0px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Gain on sale of real estate</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;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;">990</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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;border-bottom:1px solid #000000;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;">—</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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;border-bottom:1px solid #000000;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;">—</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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:52px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Net income (loss)</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;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;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;">14,751</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;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 style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;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;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(40,509</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-right:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;border-top:1px solid #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;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;">(4,530</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-right:2px;padding-top:2px;padding-bottom:2px;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></tr><tr><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;height:16px;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;border-top:3px double #000000;" rowspan="1"><div style="overflow:hidden;height:16px;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;height:16px;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;border-top:3px double #000000;" rowspan="1"><div style="overflow:hidden;height:16px;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;height:16px;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;border-top:3px double #000000;" rowspan="1"><div style="overflow:hidden;height:16px;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;">Company’s share of net income (loss)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">6,863</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;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;">(25,374</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: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 style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" 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;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;">(5,691</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: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;">Gain on sale of real estate</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;">—</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;">46,166</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;">572</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: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;">1,732</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;">27,226</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;">6,565</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></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;">Elimination of inter-entity interest on partner loan</font></div></td><td colspan="2" style="vertical-align:bottom;border-bottom:1px solid #000000;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;">40,483</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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;border-bottom:1px solid #000000;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;">37,878</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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;border-bottom:1px solid #000000;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;">35,328</font></div></td><td style="vertical-align:bottom;border-bottom:1px solid #000000;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: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;" 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;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;">49,078</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #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 style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">85,896</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #000000;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;">36,774</font></div></td><td style="vertical-align:bottom;border-bottom:3px double #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: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 </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$12.0 million</font><font style="font-family:inherit;font-size:10pt;">, </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$21.9 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;">$24.5 million</font><font style="font-family:inherit;font-size:10pt;"> for the years ended </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">December 31, 2012</font><font style="font-family:inherit;font-size:10pt;">, </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2011</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2010</font><font style="font-family:inherit;font-size:10pt;">, respectively. Includes net below-market rent adjustments of </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$91.1 million</font><font style="font-family:inherit;font-size:10pt;">, </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$120.3 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;">$132.1 million</font><font style="font-family:inherit;font-size:10pt;"> for the years ended </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">December 31, 2012</font><font style="font-family:inherit;font-size:10pt;">, </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2011</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2010</font><font style="font-family:inherit;font-size:10pt;">, respectively. Total revenue for the </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">year ended December 31, 2012</font><font style="font-family:inherit;font-size:10pt;"> includes termination income totaling approximately </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$19.6 million</font><font style="font-family:inherit;font-size:10pt;"> (of which the Company's share is approximately </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$11.8 million</font><font style="font-family:inherit;font-size:10pt;">) related to a lease termination with a tenant at 767 Fifth Avenue (The GM Building).</font></div></td></tr></table></div>
CY2012Q4	bxp	Separate Unrestricted Cash For Deferred Compensation Plan SeparateUnrestrictedCashForDeferredCompensationPlan	12200000	USD
CY2011Q4	bxp	Separate Unrestricted Cash For Deferred Compensation Plan SeparateUnrestrictedCashForDeferredCompensationPlan	9500000	USD
CY2011	bxp	Settlement Of Accreted Debt Discount On Repurchases Of Unsecured Exchangeable Senior Notes SettlementOfAccretedDebtDiscountOnRepurchasesOfUnsecuredExchangeableSeniorNotes	-5601000	USD
CY2012	bxp	Settlement Of Accreted Debt Discount On Repurchases Of Unsecured Exchangeable Senior Notes SettlementOfAccretedDebtDiscountOnRepurchasesOfUnsecuredExchangeableSeniorNotes	-69499000	USD
CY2012Q4	bxp	Square Feet For Parking SquareFeetForParking	15900000	sqft
CY2012	bxp	Stock Based Compensation And Exchangeable Senior Notes Shares StockBasedCompensationAndExchangeableSeniorNotesShares	591000	shares
CY2011	bxp	Stock Based Compensation And Exchangeable Senior Notes Shares StockBasedCompensationAndExchangeableSeniorNotesShares	525000	shares
CY2010	bxp	Stock Based Compensation And Exchangeable Senior Notes Shares StockBasedCompensationAndExchangeableSeniorNotesShares	617000	shares
CY2010	bxp	Straight Line Rent Adjustments For Tax Purposes StraightLineRentAdjustmentsForTaxPurposes	-75943000	USD
CY2011	bxp	Straight Line Rent Adjustments For Tax Purposes StraightLineRentAdjustmentsForTaxPurposes	-77422000	USD
CY2012	bxp	Straight Line Rent Adjustments For Tax Purposes StraightLineRentAdjustmentsForTaxPurposes	-80281000	USD
CY2012	bxp	Taxable Income TaxableIncome	347681000	USD
CY2010	bxp	Taxable Income TaxableIncome	156530000	USD
CY2011	bxp	Taxable Income TaxableIncome	304705000	USD
CY2011Q4	bxp	Temporary Equity Carrying Amount Redeemable Interest In Property Partnerships TemporaryEquityCarryingAmountRedeemableInterestInPropertyPartnerships	0	USD
CY2012Q4	bxp	Temporary Equity Carrying Amount Redeemable Interest In Property Partnerships TemporaryEquityCarryingAmountRedeemableInterestInPropertyPartnerships	97558000	USD
CY2011	bxp	Tenant Leasing Costs TenantLeasingCosts	-53212000	USD
CY2012	bxp	Tenant Leasing Costs TenantLeasingCosts	-76821000	USD
CY2010	bxp	Tenant Leasing Costs TenantLeasingCosts	-59513000	USD
CY2010	bxp	Transaction Costs Expensed TransactionCostsExpensed	2876000	USD
CY2011	bxp	Transaction Costs Expensed TransactionCostsExpensed	1987000	USD
CY2012	bxp	Transaction Costs Expensed TransactionCostsExpensed	3653000	USD
CY2012	bxp	Unsecured Debt Interest Coverage Ratio Minimum UnsecuredDebtInterestCoverageRatioMinimum	1.75
CY2012	bxp	Unsecured Debt Leverage Ratio Maximum Increasing Limit UnsecuredDebtLeverageRatioMaximumIncreasingLimit	0.65
CY2012	bxp	Unsecured Debt Leverage Ratio Reduction Limit UnsecuredDebtLeverageRatioReductionLimit	0.60
CY2012	bxp	Unsecured Debt Leverage Ratio Reduction Period Years UnsecuredDebtLeverageRatioReductionPeriodYears	1	Y
CY2011Q4	bxp	Unsecured Exchangeable Senior Notes Discount UnsecuredExchangeableSeniorNotesDiscount	3462000	USD
CY2012Q4	bxp	Unsecured Exchangeable Senior Notes Discount UnsecuredExchangeableSeniorNotesDiscount	1653000	USD
CY2012Q4	bxp	Value Added Fund Institutional Investors ValueAddedFundInstitutionalInvestors	2	Investors
CY2012Q4	bxp	Vehicles In Structured Parking VehiclesInStructuredParking	46833	Vehicles
	bxp	Years Of Service For Supplemental Retirement Contribution YearsOfServiceForSupplementalRetirementContribution	10	Y
CY2012	dei	Amendment Flag AmendmentFlag	false
CY2012	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2012	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2012	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
CY2012	dei	Document Period End Date DocumentPeriodEndDate	2012-12-31
CY2012	dei	Document Type DocumentType	10-K
CY2012	dei	Entity Central Index Key EntityCentralIndexKey	0001037540
CY2013Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	151639342	shares
CY2012	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2012	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2012Q2	dei	Entity Public Float EntityPublicFloat	16149230581	USD
CY2012	dei	Entity Registrant Name EntityRegistrantName	BOSTON PROPERTIES INC
CY2012	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2012	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes

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$BXP
BXP Inc Stock $bxp

2012 Q4 Form 10-K Financial Statement

#000119312513084781 Filed on February 28, 2013

Income Statement

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$BXP BXP Inc Stock $bxp

2012 Q4 Form 10-K Financial Statement

#000119312513084781 Filed on February 28, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BXP
BXP Inc Stock $bxp