$ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC. Stock $are

$are Overview Financials Valuation SEC Filings Company Website

2013 Q4 Form 10-Q Financial Statement

#000103544313000063 Filed on November 07, 2013

Income Statement

Concept	2013 Q4	2013 Q3	2012 Q3
Revenue	$168.8M	$158.3M	$142.5M
YoY Change	11.62%	11.06%	3.25%
Cost Of Revenue	$49.80M	$47.70M	$44.20M
YoY Change	8.26%	7.92%	8.07%
Gross Profit	$118.2M	$110.6M	$98.60M
YoY Change	13.33%	12.17%	1.44%
Gross Profit Margin	70.01%	69.86%	69.17%
Selling, General & Admin	$12.70M	$11.70M	$12.50M
YoY Change	0.79%	-6.4%	21.36%
% of Gross Profit	10.74%	10.58%	12.68%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$48.10M	$49.10M	$48.10M
YoY Change	0.0%	2.08%	20.25%
% of Gross Profit	40.69%	44.39%	48.78%
Operating Expenses	$60.10M	$60.50M	$59.10M
YoY Change	1.69%	2.37%	20.61%
Operating Profit	$58.10M	$50.10M	$39.50M
YoY Change	28.54%	26.84%	-18.05%
Interest Expense	-$17.80M	$16.17M	$17.09M
YoY Change	-0.56%	-5.39%	19.75%
% of Operating Profit	-30.64%	32.28%	43.27%
Other Income/Expense, Net
YoY Change
Pretax Income	$40.30M	$32.50M	$22.50M
YoY Change	59.92%	44.44%	-27.65%
Income Tax	$0.00		$0.00
% Of Pretax Income	0.0%		0.0%
Net Earnings	$39.10M	$31.56M	$21.67M
YoY Change	40.65%	45.61%	-28.29%
Net Earnings / Revenue	23.16%	19.93%	15.2%
Basic Earnings Per Share			$0.17
Diluted Earnings Per Share	$550.7K	$444.3K	$0.17
COMMON SHARES
Basic Shares Outstanding	71.63M shares	71.44M shares	62.36M shares
Diluted Shares Outstanding			62.36M shares

Balance Sheet

Concept	2013 Q4	2013 Q3	2012 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$198.0M	$54.00M	$95.00M
YoY Change	40.41%	-43.16%	30.14%
Cash & Equivalents	$57.70M	$53.84M	$94.90M
Short-Term Investments	$140.3M
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables	$10.00M	$9.000M	$10.00M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$68.00M	$63.00M	$105.0M
YoY Change	-54.36%	-40.0%	31.25%
LONG-TERM ASSETS
Property, Plant & Equipment	$6.730B	$6.614B	$6.300B
YoY Change	4.75%	4.98%	7.05%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$46.64M	$6.000K	$6.000K
YoY Change	777300.0%	0.0%	-100.0%
Other Assets	$411.0M	$393.0M	$358.0M
YoY Change	11.08%	9.78%	122.36%
Total Long-Term Assets	$7.462B	$7.295B	$6.860B
YoY Change	6.58%	6.35%	7.59%
TOTAL ASSETS
Total Short-Term Assets	$68.00M	$63.00M	$105.0M
Total Long-Term Assets	$7.462B	$7.295B	$6.860B
Total Assets	$7.530B	$7.358B	$6.965B
YoY Change	5.31%	5.65%	7.88%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$346.0M	$452.0M	$377.0M
YoY Change	-18.4%	19.89%	14.24%
Accrued Expenses	$78.00M
YoY Change
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	$478.0M	$506.0M	$416.0M
YoY Change	2.8%	21.63%	13.97%
LONG-TERM LIABILITIES
Long-Term Debt	$3.061B	$2.871B	$3.032B
YoY Change	-3.8%	-5.31%	14.03%
Other Long-Term Liabilities	$11.00M
YoY Change
Total Long-Term Liabilities	$3.072B	$2.871B	$3.032B
YoY Change	-3.46%	-5.31%	14.03%
TOTAL LIABILITIES
Total Short-Term Liabilities	$478.0M	$506.0M	$416.0M
Total Long-Term Liabilities	$3.072B	$2.871B	$3.032B
Total Liabilities	$3.551B	$3.377B	$3.448B
YoY Change	-2.64%	-2.06%	11.89%
SHAREHOLDERS EQUITY
Retained Earnings
YoY Change
Common Stock	$712.0K	$711.0K	$632.0K
YoY Change	12.66%	12.5%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$3.917B	$3.919B	$3.456B
YoY Change
Total Liabilities & Shareholders Equity	$7.530B	$7.358B	$6.965B
YoY Change	5.31%	5.65%	7.88%

Cashflow Statement

Concept	2013 Q4	2013 Q3	2012 Q3
OPERATING ACTIVITIES
Net Income	$39.10M	$31.56M	$21.67M
YoY Change	40.65%	45.61%	-28.29%
Depreciation, Depletion And Amortization	$48.10M	$49.10M	$48.10M
YoY Change	0.0%	2.08%	20.25%
Cash From Operating Activities	$76.30M	$92.30M	$84.00M
YoY Change	-2.18%	9.88%	20.34%
INVESTING ACTIVITIES
Capital Expenditures	-$240.8M	-$175.8M	-$146.5M
YoY Change	68.39%	20.0%	11.07%
Acquisitions
YoY Change
Other Investing Activities	$40.50M	$1.100M	$30.90M
YoY Change	-704.48%	-96.44%	153.28%
Cash From Investing Activities	-$200.3M	-$174.6M	-$115.7M
YoY Change	33.8%	50.91%	-3.34%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	130.7M	-168.6M	47.60M
YoY Change	10.11%	-454.2%	-23.1%
NET CHANGE
Cash From Operating Activities	76.30M	92.30M	84.00M
Cash From Investing Activities	-200.3M	-174.6M	-115.7M
Cash From Financing Activities	130.7M	-168.6M	47.60M
Net Change In Cash	6.700M	-250.9M	15.90M
YoY Change	-85.74%	-1677.99%	32.5%
FREE CASH FLOW
Cash From Operating Activities	$76.30M	$92.30M	$84.00M
Capital Expenditures	-$240.8M	-$175.8M	-$146.5M
Free Cash Flow	$317.1M	$268.1M	$230.5M
YoY Change	43.48%	16.31%	14.28%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2012Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	8449000	USD
CY2013Q3	us-gaap	Accounts Receivable Net AccountsReceivableNet	8671000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-24833000	USD
CY2013Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-40026000	USD
CY2012Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	3086052000	USD
CY2013Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	3578343000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	17390000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	401000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	383000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	7300000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	7327000	USD
CY2013Q3	us-gaap	Assets Assets	7358369000	USD
CY2012Q4	us-gaap	Assets Assets	7150116000	USD
CY2013Q3	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	4524000	USD
CY2012Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	80986000	USD
CY2012Q4	us-gaap	Available For Sale Equity Securities Amortized Cost Basis AvailableForSaleEquitySecuritiesAmortizedCostBasis	1236000	USD
CY2013Q3	us-gaap	Available For Sale Equity Securities Amortized Cost Basis AvailableForSaleEquitySecuritiesAmortizedCostBasis	1940000	USD
CY2012Q4	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	2709000	USD
CY2013Q3	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	3256000	USD
CY2013Q3	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	392000	USD
CY2012Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	88000	USD
CY2013Q3	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	1708000	USD
CY2012Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	1561000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	140971000	USD
CY2013Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	53839000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	78539000	USD
CY2012Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	94904000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-87132000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	16365000	USD
	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	8500000	USD
CY2013Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2013Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.68
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	632000	USD
CY2013Q3	us-gaap	Common Stock Value CommonStockValue	711000	USD
	us-gaap	Comparability Of Prior Year Financial Data ComparabilityOfPriorYearFinancialData	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;text-decoration:underline;">Reclassifications</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Certain prior period amounts have been reclassified to conform to the current period presentation.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></div>
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	77912000	USD
CY2013Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	31057000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	89113000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	35117000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	2839000	USD
CY2013Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	933000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	805000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	2379000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	80751000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	35922000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	91492000	USD
CY2013Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	31990000	USD
CY2013Q3	us-gaap	Convertible Preferred Stock Nonredeemable Or Redeemable Issuer Option Value ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue	250000000	USD
CY2012Q4	us-gaap	Convertible Preferred Stock Nonredeemable Or Redeemable Issuer Option Value ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue	250000000	USD
CY2013Q3	us-gaap	Cost Method Investments CostMethodInvestments	125901000	USD
CY2012Q4	us-gaap	Cost Method Investments CostMethodInvestments	112333000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	354459000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	368983000	USD
CY2013Q3	us-gaap	Costs And Expenses CostsAndExpenses	126113000	USD
CY2012Q3	us-gaap	Costs And Expenses CostsAndExpenses	120349000	USD
	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	8337000	USD
	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	126758000	USD
CY2012Q3	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	44203000	USD
	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	139289000	USD
CY2013Q3	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	47742000	USD
CY2013Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2872765000	USD
CY2013Q3	us-gaap	Debt Instrument Interest Rate Effective Percentage DebtInstrumentInterestRateEffectivePercentage	0.0391
CY2013Q3	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	1922000	USD
CY2013Q3	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	182909000	USD
CY2012Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	170396000	USD
CY2013Q3	us-gaap	Depreciation And Amortization DepreciationAndAmortization	49102000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	139111000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	141747000	USD
CY2012Q3	us-gaap	Depreciation And Amortization DepreciationAndAmortization	46584000	USD
CY2013Q3	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	0	USD
	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	0	USD
CY2013Q3	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	68000	USD
CY2012Q3	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	2788000	USD
	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	1697000	USD
	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	2044000	USD
CY2012Q3	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	5630000	USD
	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	18219000	USD
CY2013Q3	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	-64000	USD
CY2012Q4	us-gaap	Disposal Group Including Discontinued Operation Other Assets DisposalGroupIncludingDiscontinuedOperationOtherAssets	4546000	USD
CY2013Q3	us-gaap	Disposal Group Including Discontinued Operation Other Assets DisposalGroupIncludingDiscontinuedOperationOtherAssets	14000	USD
CY2012Q4	us-gaap	Disposal Group Including Discontinued Operation Property Plant And Equipment Net DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet	76440000	USD
CY2013Q3	us-gaap	Disposal Group Including Discontinued Operation Property Plant And Equipment Net DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet	4510000	USD
	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	3741000	USD
	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	26556000	USD
CY2012Q3	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	8418000	USD
CY2013Q3	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	4000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	133388000	USD
CY2013Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	48700000	USD
CY2013Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	54413000	USD
CY2012Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	41401000	USD
CY2012Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	6471000	USD
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	20857000	USD
CY2013Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	6472000	USD
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	19414000	USD
	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	19414000	USD
CY2012Q4	us-gaap	Due From Affiliates DueFromAffiliates	0	USD
CY2012Q4	us-gaap	Due To Affiliate Current And Noncurrent DueToAffiliateCurrentAndNoncurrent	0	USD
	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	1.08
	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.75
CY2013Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.35
CY2012Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.17
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	1066000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	752000	USD
	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	-26000	USD
CY2012Q3	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	0	USD
CY2013Q3	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss		USD
	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	0	USD
CY2012Q4	us-gaap	Equity Method Investments EquityMethodInvestments	6000	USD
CY2013Q3	us-gaap	Equity Method Investments EquityMethodInvestments	6000	USD
	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	0	USD
	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	-121000	USD
	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	1564000	USD
CY2013Q3	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	0	USD
CY2012Q3	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	1562000	USD
	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	1864000	USD
	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	772000	USD
CY2012Q3	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	0	USD
CY2013Q3	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	0	USD
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	12316000	USD
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	4716000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1992000	USD
CY2013Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1432000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-2225000	USD
CY2012Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	35786000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	35125000	USD
CY2013Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	11666000	USD
CY2012Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	12470000	USD
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	9799000	USD
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	0	USD
	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	37190000	USD
	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	2637000	USD
	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	271000	USD
	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	51437000	USD
	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	41378000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	11428000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	17477000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	93105000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	31493000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	74331000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	32517000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	94262000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	22501000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	69695000	USD
	us-gaap	Income Loss From Continuing Operations Per Basic And Diluted Share IncomeLossFromContinuingOperationsPerBasicAndDilutedShare	0.67
CY2013Q3	us-gaap	Income Loss From Continuing Operations Per Basic And Diluted Share IncomeLossFromContinuingOperationsPerBasicAndDilutedShare	0.35
CY2012Q3	us-gaap	Income Loss From Continuing Operations Per Basic And Diluted Share IncomeLossFromContinuingOperationsPerBasicAndDilutedShare	0.24
	us-gaap	Income Loss From Continuing Operations Per Basic And Diluted Share IncomeLossFromContinuingOperationsPerBasicAndDilutedShare	1.07
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	993000	USD
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-4196000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	5162000	USD
CY2013Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-64000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	0	USD
CY2013Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	0	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	0	USD
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	0	USD
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic And Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare	-0.07
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic And Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare	0.08
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic And Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare	0.01
CY2013Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic And Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare	0.00
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-26000	USD
	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	23597000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	3230000	USD
	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	-5711000	USD
	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	11453000	USD
	us-gaap	Increase Decrease In Restricted Cash For Operating Activities IncreaseDecreaseInRestrictedCashForOperatingActivities	-441000	USD
	us-gaap	Increase Decrease In Restricted Cash For Operating Activities IncreaseDecreaseInRestrictedCashForOperatingActivities	-1243000	USD
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	47854000	USD
CY2013Q3	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	16788000	USD
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	46499000	USD
CY2012Q3	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	16763000	USD
CY2013Q3	us-gaap	Interest Costs Incurred InterestCostsIncurred	32959000	USD
CY2012Q3	us-gaap	Interest Costs Incurred InterestCostsIncurred	33855000	USD
	us-gaap	Interest Costs Incurred InterestCostsIncurred	99094000	USD
	us-gaap	Interest Costs Incurred InterestCostsIncurred	96668000	USD
	us-gaap	Interest Expense InterestExpense	50169000	USD
CY2012Q3	us-gaap	Interest Expense InterestExpense	17092000	USD
	us-gaap	Interest Expense InterestExpense	51240000	USD
CY2013Q3	us-gaap	Interest Expense InterestExpense	16171000	USD
	us-gaap	Interest Income Operating InterestIncomeOperating	2500000	USD
CY2012Q3	us-gaap	Interest Income Operating InterestIncomeOperating	1000000	USD
CY2013Q3	us-gaap	Interest Income Operating InterestIncomeOperating	1200000	USD
	us-gaap	Interest Income Operating InterestIncomeOperating	3500000	USD
	us-gaap	Interest Paid Net InterestPaidNet	30485000	USD
	us-gaap	Interest Paid Net InterestPaidNet	34281000	USD
CY2013Q3	us-gaap	Interest Rate Cash Flow Hedge Liability At Fair Value InterestRateCashFlowHedgeLiabilityAtFairValue	9319000	USD
CY2012Q4	us-gaap	Interest Rate Cash Flow Hedge Liability At Fair Value InterestRateCashFlowHedgeLiabilityAtFairValue	20700000	USD
CY2012Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	4933314000	USD
CY2013Q3	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	5315447000	USD
	us-gaap	Investment Income Net InvestmentIncomeNet	10683000	USD
	us-gaap	Investment Income Net InvestmentIncomeNet	4187000	USD
CY2012Q3	us-gaap	Investment Income Net InvestmentIncomeNet	672000	USD
CY2013Q3	us-gaap	Investment Income Net InvestmentIncomeNet	2050000	USD
CY2012Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	0	USD
CY2013Q3	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	0	USD
CY2013Q3	us-gaap	Land Land	542511000	USD
CY2012Q4	us-gaap	Land Land	522664000	USD
CY2013Q3	us-gaap	Liabilities Liabilities	3377395000	USD
CY2012Q4	us-gaap	Liabilities Liabilities	3647058000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7150116000	USD
CY2013Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7358369000	USD
CY2013Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	32000	USD
CY2012Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	3233000	USD
CY2012Q4	us-gaap	Line Of Credit LineOfCredit	566000000	USD
CY2013Q3	us-gaap	Line Of Credit LineOfCredit	14000000	USD
CY2013Q3	us-gaap	Long Term Debt LongTermDebt	2870843000	USD
CY2013Q3	us-gaap	Longterm Debt Percentage Bearing Fixed Interest Amount LongtermDebtPercentageBearingFixedInterestAmount	2587316000	USD
CY2013Q3	us-gaap	Longterm Debt Percentage Bearing Variable Interest Amount LongtermDebtPercentageBearingVariableInterestAmount	283527000	USD
	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments	1607000	USD
	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments	529000	USD
CY2012Q4	us-gaap	Minority Interest MinorityInterest	46643000	USD
CY2013Q3	us-gaap	Minority Interest MinorityInterest	47471000	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	1207000	USD
	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Background</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">As used in this quarterly report on Form 10-Q, references to the “Company,” “Alexandria,” “we,” “our,” and “us” refer to Alexandria Real Estate Equities, Inc. and its subsidiaries.</font></div><div style="line-height:120%;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Alexandria Real Estate Equities, Inc. (NYSE: ARE), a self-administered and self-managed investment-grade real estate investment trust (“REIT”), is the largest and leading REIT focused principally on owning, operating, developing, redeveloping, and acquiring high-quality, sustainable real estate for the broad and diverse life science industry.  Alexandria’s client tenants span the life science industry, including renowned academic and medical institutions, multinational pharmaceutical companies, public and private biotechnology entities, United States (“U.S.”) government research agencies, medical device companies, industrial biotech companies, venture capital firms, and life science product and service companies.  For additional information on Alexandria Real Estate Equities, Inc., please visit www.are.com.</font></div></div>
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	66857000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	196204000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-408395000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-391117000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	227490000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	236376000	USD
	us-gaap	Net Income Loss NetIncomeLoss	92112000	USD
CY2012Q3	us-gaap	Net Income Loss NetIncomeLoss	21673000	USD
CY2013Q3	us-gaap	Net Income Loss NetIncomeLoss	31557000	USD
	us-gaap	Net Income Loss NetIncomeLoss	69169000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2922000	USD
CY2013Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	960000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2390000	USD
CY2012Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	828000	USD
CY2012Q3	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	106216000	USD
CY2013Q3	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	116302000	USD
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	311746000	USD
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	342821000	USD
CY2012Q4	us-gaap	Other Assets OtherAssets	90679000	USD
CY2013Q3	us-gaap	Other Assets OtherAssets	159567000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-287000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-157000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-625000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-744000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	3138000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	3228000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	7644000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	11342000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-3404000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	7871000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-26461000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	15104000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-463000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	14771000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-15276000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	17617000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-15193000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-250000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-2107000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-480000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-1421000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	17626000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	12046000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	5956000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	3904000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-2818000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-9982000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-704000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-676000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	323000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	1363000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	796000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-37000	USD
	us-gaap	Other Real Estate Revenue OtherRealEstateRevenue	10133000	USD
	us-gaap	Other Real Estate Revenue OtherRealEstateRevenue	14639000	USD
CY2012Q3	us-gaap	Other Real Estate Revenue OtherRealEstateRevenue	2628000	USD
CY2013Q3	us-gaap	Other Real Estate Revenue OtherRealEstateRevenue	3571000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	1187000	USD
CY2013Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	442000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	866000	USD
CY2012Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	360000	USD
	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	129638000	USD
	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	0	USD
	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	150000	USD
	us-gaap	Payments Of Distributions To Affiliates PaymentsOfDistributionsToAffiliates	0	USD
	us-gaap	Payments Of Distributions To Affiliates PaymentsOfDistributionsToAffiliates	943000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	120367000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	92743000	USD
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	19414000	USD
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	21348000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	16247000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	25301000	USD
	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	13881000	USD
	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	5042000	USD
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	0	USD
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	0	USD
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	21997000	USD
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	22835000	USD
	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	24537000	USD
	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	42171000	USD
	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	450140000	USD
	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	406066000	USD
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	770000	USD
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	2100000	USD
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	319000000	USD
	us-gaap	Preferred Stock Accretion Of Redemption Discount PreferredStockAccretionOfRedemptionDiscount	0	USD
CY2013Q3	us-gaap	Preferred Stock Accretion Of Redemption Discount PreferredStockAccretionOfRedemptionDiscount	0	USD
	us-gaap	Preferred Stock Accretion Of Redemption Discount PreferredStockAccretionOfRedemptionDiscount	5978000	USD
CY2012Q3	us-gaap	Preferred Stock Accretion Of Redemption Discount PreferredStockAccretionOfRedemptionDiscount	0	USD
CY2012Q3	us-gaap	Preferred Stock Redemption Premium PreferredStockRedemptionPremium	0	USD
	us-gaap	Preferred Stock Redemption Premium PreferredStockRedemptionPremium	5978000	USD
CY2013Q3	us-gaap	Preferred Stock Redemption Premium PreferredStockRedemptionPremium	0	USD
	us-gaap	Preferred Stock Redemption Premium PreferredStockRedemptionPremium	0	USD
CY2013Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000000	shares
CY2013Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	15200000	shares
CY2013Q3	us-gaap	Preferred Stock Value PreferredStockValue	130000000	USD
CY2012Q4	us-gaap	Preferred Stock Value PreferredStockValue	130000000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	535686000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	98443000	USD
	us-gaap	Proceeds From Issuance Of Redeemable Preferred Stock ProceedsFromIssuanceOfRedeemablePreferredStock	124868000	USD
	us-gaap	Proceeds From Issuance Of Redeemable Preferred Stock ProceedsFromIssuanceOfRedeemablePreferredStock	0	USD
	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	2874000	USD
	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	26319000	USD
	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	498561000	USD
	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	549533000	USD
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	623147000	USD
	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	USD
	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	1626000	USD
	us-gaap	Proceeds From Repayments Of Restricted Cash Financing Activities ProceedsFromRepaymentsOfRestrictedCashFinancingActivities	923000	USD
	us-gaap	Proceeds From Repayments Of Restricted Cash Financing Activities ProceedsFromRepaymentsOfRestrictedCashFinancingActivities	-10476000	USD
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	19905000	USD
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	12750000	USD
	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	22250000	USD
	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	0	USD
	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	101815000	USD
	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	36179000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	155000	USD
	us-gaap	Profit Loss ProfitLoss	76721000	USD
CY2013Q3	us-gaap	Profit Loss ProfitLoss	32453000	USD
CY2012Q3	us-gaap	Profit Loss ProfitLoss	18305000	USD
	us-gaap	Profit Loss ProfitLoss	96027000	USD
CY2012Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	875035000	USD
CY2013Q3	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	915494000	USD
CY2012Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	6424578000	USD
CY2013Q3	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	6613761000	USD
CY2012Q3	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	142850000	USD
CY2013Q3	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	158630000	USD
	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	463245000	USD
	us-gaap	Real Estate Revenue Net RealEstateRevenueNet	424154000	USD
CY2012Q4	us-gaap	Rental Properties RentalProperties	5645771000	USD
CY2013Q3	us-gaap	Rental Properties RentalProperties	6028036000	USD
	us-gaap	Repayments Of Convertible Debt RepaymentsOfConvertibleDebt	84801000	USD
	us-gaap	Repayments Of Convertible Debt RepaymentsOfConvertibleDebt	384000	USD
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	871000000	USD
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	580147000	USD
	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	8125000	USD
	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	34120000	USD
	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	250000000	USD
	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	250000000	USD
CY2013Q3	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	30654000	USD
CY2012Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	39947000	USD
CY2012Q4	us-gaap	Secured Debt SecuredDebt	716144000	USD
CY2013Q3	us-gaap	Secured Debt SecuredDebt	708653000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	11541000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	10412000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	534677000	USD
CY2013Q3	us-gaap	Stockholders Equity StockholdersEquity	3919028000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	3441851000	USD
CY2013Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3966499000	USD
CY2012Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3488494000	USD
	us-gaap	Straight Line Rent StraightLineRent	20007000	USD
	us-gaap	Straight Line Rent StraightLineRent	19216000	USD
CY2013Q3	us-gaap	Temporary Equity Redemption Value TemporaryEquityRedemptionValue	14475000	USD
CY2012Q4	us-gaap	Temporary Equity Redemption Value TemporaryEquityRedemptionValue	14564000	USD
	us-gaap	Tenant Reimbursements TenantReimbursements	110291000	USD
CY2012Q3	us-gaap	Tenant Reimbursements TenantReimbursements	34006000	USD
	us-gaap	Tenant Reimbursements TenantReimbursements	97769000	USD
CY2013Q3	us-gaap	Tenant Reimbursements TenantReimbursements	38757000	USD
CY2012Q3	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	360000	USD
	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	1187000	USD
	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	866000	USD
CY2013Q3	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	442000	USD
CY2013Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;text-decoration:underline;">Use of estimates</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of consolidated financial statements in conformity with GAAP requires us to make estimates and assumptions that affect the reported amounts of assets, liabilities, and equity; the disclosure of contingent assets and liabilities as of the date of the consolidated financial statements; and the amounts of revenues and expenses during the reporting period.  Actual results could materially differ from those estimates.</font></div></div>
CY2012Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	62364000	shares
	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	61847000	shares
CY2013Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	70900000	shares
	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	67040000	shares
CY2013Q3	are	Accounts Payable And Accrued Liabilities And Security Deposit Liability Current And Noncurrent AccountsPayableAndAccruedLiabilitiesAndSecurityDepositLiabilityCurrentAndNoncurrent	452139000	USD
CY2012Q4	are	Accounts Payable And Accrued Liabilities And Security Deposit Liability Current And Noncurrent AccountsPayableAndAccruedLiabilitiesAndSecurityDepositLiabilityCurrentAndNoncurrent	423708000	USD
	are	Allowance For Estimated Losses Related To Tenant Rent AllowanceForEstimatedLossesRelatedToTenantRent	0	USD
CY2012	are	Allowance For Estimated Losses Related To Tenant Rent AllowanceForEstimatedLossesRelatedToTenantRent	0	USD
	are	Amortization Of Above Below Market Leases AmortizationOfAboveBelowMarketLeases	2356000	USD
	are	Amortization Of Above Below Market Leases AmortizationOfAboveBelowMarketLeases	2490000	USD
	are	Available For Sale Securities Gross Unrealized Losses Related To Privately Held Entities AvailableForSaleSecuritiesGrossUnrealizedLossesRelatedToPrivatelyHeldEntities	0	USD
CY2012	are	Available For Sale Securities Gross Unrealized Losses Related To Privately Held Entities AvailableForSaleSecuritiesGrossUnrealizedLossesRelatedToPrivatelyHeldEntities	0	USD
CY2013Q3	are	Cost Method Investment Ownership Percentage CostMethodInvestmentOwnershipPercentage	0.10
CY2012Q4	are	Cost Method Investment Ownership Percentage CostMethodInvestmentOwnershipPercentage	0.10
CY2013Q3	are	Debt Instrument Debt Interest Rate Basis For Effective Rate DebtInstrumentDebtInterestRateBasisForEffectiveRate	0.0391
CY2013Q3	are	Debt Instrument Percentage Of Outstanding Balance DebtInstrumentPercentageOfOutstandingBalance	1.000
	are	Debt Instrument Weighted Average Remaining Period DebtInstrumentWeightedAverageRemainingPeriod	P5Y6M12D
CY2013Q3	are	Debt Instruments Balloon Payment Amount DebtInstrumentsBalloonPaymentAmount	2844416000	USD
CY2013Q3	are	Deferred Costs Leasing And Finance Net DeferredCostsLeasingAndFinanceNet	179805000	USD
CY2012Q4	are	Deferred Costs Leasing And Finance Net DeferredCostsLeasingAndFinanceNet	160048000	USD
	are	Depreciation And Amortization Cash Flow Impact DepreciationAndAmortizationCashFlowImpact	143933000	USD
	are	Depreciation And Amortization Cash Flow Impact DepreciationAndAmortizationCashFlowImpact	142677000	USD
	are	Discontinued Operations Depreciation Expense DiscontinuedOperationsDepreciationExpense	930000	USD
CY2013Q3	are	Discontinued Operations Depreciation Expense DiscontinuedOperationsDepreciationExpense	0	USD
	are	Discontinued Operations Depreciation Expense DiscontinuedOperationsDepreciationExpense	4822000	USD
CY2012Q3	are	Discontinued Operations Depreciation Expense DiscontinuedOperationsDepreciationExpense	1589000	USD
CY2012Q3	are	Disposal Group Including Discontinued Operation Impairmentof Real Estate DisposalGroupIncludingDiscontinuedOperationImpairmentofRealEstate	9799000	USD
	are	Disposal Group Including Discontinued Operation Impairmentof Real Estate DisposalGroupIncludingDiscontinuedOperationImpairmentofRealEstate	0	USD
	are	Disposal Group Including Discontinued Operation Impairmentof Real Estate DisposalGroupIncludingDiscontinuedOperationImpairmentofRealEstate	9799000	USD
CY2013Q3	are	Disposal Group Including Discontinued Operation Impairmentof Real Estate DisposalGroupIncludingDiscontinuedOperationImpairmentofRealEstate	0	USD
CY2013Q3	are	Disposal Group Including Discontinued Operation Operating Properties Held For Sale Number DisposalGroupIncludingDiscontinuedOperationOperatingPropertiesHeldForSaleNumber	2	property
CY2013Q3	are	Disposal Group Including Discontinued Operation Properties Sold Number DisposalGroupIncludingDiscontinuedOperationPropertiesSoldNumber	10	property
CY2013Q3	are	Effective Portion Of Interest Rate Cash Flow Hedge Derivatives EffectivePortionOfInterestRateCashFlowHedgeDerivatives	950000000	USD
CY2013Q3	are	Effective Portionof Interest Rate Cash Flow Hedgeat Fiscal Year End EffectivePortionofInterestRateCashFlowHedgeatFiscalYearEnd	700000000	USD
	are	Equity In Earnings Of Affiliates EquityInEarningsOfAffiliates	0	USD
	are	Equity In Earnings Of Affiliates EquityInEarningsOfAffiliates	0	USD
CY2012Q3	are	Equity In Earnings Of Affiliates EquityInEarningsOfAffiliates	0	USD
CY2013Q3	are	Equity In Earnings Of Affiliates EquityInEarningsOfAffiliates	0	USD
CY2012Q4	are	Equity Investments EquityInvestments	115048000	USD
CY2013Q3	are	Equity Investments EquityInvestments	129163000	USD
	are	Equity Method Investment Gross Realized Gains EquityMethodInvestmentGrossRealizedGains	4716000	USD
	are	Equity Method Investment Gross Realized Gains EquityMethodInvestmentGrossRealizedGains	12316000	USD
CY2012Q3	are	Equity Method Investment Gross Realized Gains EquityMethodInvestmentGrossRealizedGains	1190000	USD
CY2013Q3	are	Equity Method Investment Gross Realized Gains EquityMethodInvestmentGrossRealizedGains	2050000	USD
CY2013Q3	are	Equity Method Investment Gross Realized Losses EquityMethodInvestmentGrossRealizedLosses	0	USD
	are	Equity Method Investment Gross Realized Losses EquityMethodInvestmentGrossRealizedLosses	1607000	USD
	are	Equity Method Investment Gross Realized Losses EquityMethodInvestmentGrossRealizedLosses	529000	USD
CY2012Q3	are	Equity Method Investment Gross Realized Losses EquityMethodInvestmentGrossRealizedLosses	518000	USD
CY2013Q3	are	Fixed Interest Rate Debt As Percentage Of Total Outstanding Balance FixedInterestRateDebtAsPercentageOfTotalOutstandingBalance	0.90
CY2012Q4	are	Improvements Others ImprovementsOthers	189793000	USD
CY2013Q3	are	Improvements Others ImprovementsOthers	170078000	USD
	are	Income Loss From Continuing Operations Before Income Taxes Minority Interest Equity In Earnings Of Affiliates And Gain Loss On Early Extinguishment Of Debt IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestEquityInEarningsOfAffiliatesAndGainLossOnEarlyExtinguishmentOfDebt	69695000	USD
	are	Income Loss From Continuing Operations Before Income Taxes Minority Interest Equity In Earnings Of Affiliates And Gain Loss On Early Extinguishment Of Debt IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestEquityInEarningsOfAffiliatesAndGainLossOnEarlyExtinguishmentOfDebt	94262000	USD
CY2012Q3	are	Income Loss From Continuing Operations Before Income Taxes Minority Interest Equity In Earnings Of Affiliates And Gain Loss On Early Extinguishment Of Debt IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestEquityInEarningsOfAffiliatesAndGainLossOnEarlyExtinguishmentOfDebt	22501000	USD
CY2013Q3	are	Income Loss From Continuing Operations Before Income Taxes Minority Interest Equity In Earnings Of Affiliates And Gain Loss On Early Extinguishment Of Debt IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestEquityInEarningsOfAffiliatesAndGainLossOnEarlyExtinguishmentOfDebt	32517000	USD
	are	Income Loss From Discontinued From Operations Before Impairmentof Real Estate IncomeLossFromDiscontinuedFromOperationsBeforeImpairmentofRealEstate	14961000	USD
CY2013Q3	are	Income Loss From Discontinued From Operations Before Impairmentof Real Estate IncomeLossFromDiscontinuedFromOperationsBeforeImpairmentofRealEstate	-64000	USD
CY2012Q3	are	Income Loss From Discontinued From Operations Before Impairmentof Real Estate IncomeLossFromDiscontinuedFromOperationsBeforeImpairmentofRealEstate	5603000	USD
	are	Income Loss From Discontinued From Operations Before Impairmentof Real Estate IncomeLossFromDiscontinuedFromOperationsBeforeImpairmentofRealEstate	993000	USD
	are	Increase Decrease In Due To Due From Affiliates IncreaseDecreaseInDueToDueFromAffiliates	0	USD
	are	Increase Decrease In Due To Due From Affiliates IncreaseDecreaseInDueToDueFromAffiliates	0	USD
	are	Maximum Expected Period Of Sale Of Property MaximumExpectedPeriodOfSaleOfProperty	P1Y
	are	Minimum Percentage Of Taxable Income To Be Distributed MinimumPercentageOfTaxableIncomeToBeDistributed	1.0
	are	More Likely Than Not Probability Threshold For Uncertain Tax Position Minimum MoreLikelyThanNotProbabilityThresholdForUncertainTaxPositionMinimum	0.5
CY2013Q3	are	Net Assets Of Disposal Group Including Discontinued Operation NetAssetsOfDisposalGroupIncludingDiscontinuedOperation	4492000	USD
CY2012Q4	are	Net Assets Of Disposal Group Including Discontinued Operation NetAssetsOfDisposalGroupIncludingDiscontinuedOperation	77753000	USD
	are	Net Income Loss Attributable To Common Stockholders NetIncomeLossAttributableToCommonStockholders	46630000	USD
	are	Net Income Loss Attributable To Common Stockholders NetIncomeLossAttributableToCommonStockholders	72504000	USD
CY2012Q3	are	Net Income Loss Attributable To Common Stockholders NetIncomeLossAttributableToCommonStockholders	10646000	USD
CY2013Q3	are	Net Income Loss Attributable To Common Stockholders NetIncomeLossAttributableToCommonStockholders	24579000	USD
CY2012Q3	are	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	14842000	USD
	are	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	71511000	USD
	are	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	41468000	USD
CY2013Q3	are	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	24643000	USD
	are	Net Income Loss Excluding Redeemable Noncontrolling Interest NetIncomeLossExcludingRedeemableNoncontrollingInterest	95223000	USD
	are	Note Receivable From Sale Of Real Estate NoteReceivableFromSaleOfRealEstate	38820000	USD
	are	Note Receivable From Sale Of Real Estate NoteReceivableFromSaleOfRealEstate	6125000	USD
CY2013Q3	are	Number Of Real Estate Property Construction Or Preconstruction Activities NumberOfRealEstatePropertyConstructionOrPreconstructionActivities	0	Transaction
	are	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-26759000	USD
	are	Percent Of Taxable Income Generally Distributed As Dividend PercentOfTaxableIncomeGenerallyDistributedAsDividend	1.0
	are	Percentage Of Effective Portion Of Interest Rate Hedge Agreements PercentageOfEffectivePortionOfInterestRateHedgeAgreements	1.00
	are	Percentage Of Effective Portion Of Interest Rate Hedge Agreements PercentageOfEffectivePortionOfInterestRateHedgeAgreements	1.00
CY2013Q3	are	Percentage Of Leases Containing Effective Annual Rent Escalation PercentageOfLeasesContainingEffectiveAnnualRentEscalation	0.95
CY2013Q3	are	Percentage Of Leases Providing For Recapture Of Capital Expenditures PercentageOfLeasesProvidingForRecaptureOfCapitalExpenditures	0.92
	are	Preferred Stock Shares Additional Shares Authorized PreferredStockSharesAdditionalSharesAuthorized	200000000	shares
CY2013Q3	are	Preferred Stock Shares Additional Shares Authorized Issued And Outstanding PreferredStockSharesAdditionalSharesAuthorizedIssuedAndOutstanding	0	shares
CY2013Q3	are	Principal Amortization Of Unsecured Debt PrincipalAmortizationOfUnsecuredDebt	26427000	USD
	are	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-11566000	USD
CY2013Q3	are	Reclassification From Accumulated Other Comprehensive Income To Realized Gains Net Reclassification From Accumulated Other Comprehensive Income To Realized Gains Net ReclassificationFromAccumulatedOtherComprehensiveIncomeToRealizedGainsNetReclassificationFromAccumulatedOtherComprehensiveIncomeToRealizedGainsNet	250000	USD
	are	Reclassification From Accumulated Other Comprehensive Income To Realized Gains Net Reclassification From Accumulated Other Comprehensive Income To Realized Gains Net ReclassificationFromAccumulatedOtherComprehensiveIncomeToRealizedGainsNetReclassificationFromAccumulatedOtherComprehensiveIncomeToRealizedGainsNet	480000	USD
CY2012Q3	are	Reclassification From Accumulated Other Comprehensive Income To Realized Gains Net Reclassification From Accumulated Other Comprehensive Income To Realized Gains Net ReclassificationFromAccumulatedOtherComprehensiveIncomeToRealizedGainsNetReclassificationFromAccumulatedOtherComprehensiveIncomeToRealizedGainsNet	1421000	USD
	are	Reclassification From Accumulated Other Comprehensive Income To Realized Gains Net Reclassification From Accumulated Other Comprehensive Income To Realized Gains Net ReclassificationFromAccumulatedOtherComprehensiveIncomeToRealizedGainsNetReclassificationFromAccumulatedOtherComprehensiveIncomeToRealizedGainsNet	2107000	USD
CY2012Q4	are	Rental Properties Net RentalPropertiesNet	4770736000	USD
CY2013Q3	are	Rental Properties Net RentalPropertiesNet	5112542000	USD
	are	Transfers Due To Due From Parent Entity TransfersDueToDueFromParentEntity	0	USD
	are	Transfers Due To Due From Parent Entity TransfersDueToDueFromParentEntity	0	USD
CY2013Q3	are	Triple Net Leases Percentage TripleNetLeasesPercentage	0.94
CY2012Q4	are	Unsecured Bank Term Loans UnsecuredBankTermLoans	1350000000	USD
CY2013Q3	are	Unsecured Bank Term Loans UnsecuredBankTermLoans	1100000000	USD
CY2012Q4	are	Unsecured Senior Notes Payable UnsecuredSeniorNotesPayable	549805000	USD
CY2013Q3	are	Unsecured Senior Notes Payable UnsecuredSeniorNotesPayable	1048190000	USD
CY2013Q3	are	Variable Interest Rate Debt As Percentage Of Total Outstanding Balance VariableInterestRateDebtAsPercentageOfTotalOutstandingBalance	0.10
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2013
	dei	Document Period End Date DocumentPeriodEndDate	2013-09-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0001035443
CY2013Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	71627655	shares
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	ALEXANDRIA REAL ESTATE EQUITIES INC

Files In Submission

Name	View Source	Status
0001035443-13-000063-index-headers.html	Edgar Link	pending
0001035443-13-000063-index.html	Edgar Link	pending
0001035443-13-000063.txt	Edgar Link	pending
0001035443-13-000063-xbrl.zip	Edgar Link	pending
are-20130930.xml	Edgar Link	completed
are-20130930.xsd	Edgar Link	pending
are-20130930x10q.htm	Edgar Link	pending
are-20130930xex101.htm	Edgar Link	pending
are-20130930xex102.htm	Edgar Link	pending
are-20130930xex103.htm	Edgar Link	pending
are-20130930xex104.htm	Edgar Link	pending
are-20130930xex121.htm	Edgar Link	pending
are-20130930xex311.htm	Edgar Link	pending
are-20130930xex312.htm	Edgar Link	pending
are-20130930xex32.htm	Edgar Link	pending
are-20130930_cal.xml	Edgar Link	unprocessable
are-20130930_def.xml	Edgar Link	unprocessable
are-20130930_lab.xml	Edgar Link	unprocessable
are-20130930_pre.xml	Edgar Link	unprocessable
clienttenantmixpiechartalter.jpg	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
leasingactivityinthousands.jpg	Edgar Link	pending
nonincomeproducingrealestate.jpg	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC. Stock $are

2013 Q4 Form 10-Q Financial Statement

#000103544313000063 Filed on November 07, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. Stock $are

2013 Q4 Form 10-Q Financial Statement

#000103544313000063 Filed on November 07, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC. Stock $are