$EQR
EQUITY RESIDENTIAL

2018 Form 10-K Financial Statement

#000156459019003683 Filed on February 21, 2019

View on sec.gov

Income Statement

Concept 2018 2017 Q4 2017
Revenue $2.578B $630.7M $2.471B
YoY Change 4.33% 4.16% 1.88%
Cost Of Revenue $879.6M $201.6M $826.3M
YoY Change 6.45% 4.13% 2.49%
Gross Profit $1.698B $429.1M $1.645B
YoY Change 3.22% 4.18% 1.57%
Gross Profit Margin 65.85% 68.04% 66.57%
Selling, General & Admin $53.80M $11.90M $52.20M
YoY Change 3.07% 14.42% -9.69%
% of Gross Profit 3.17% 2.77% 3.17%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization $785.7M $200.7M $743.7M
YoY Change 5.64% 13.13% 5.4%
% of Gross Profit 46.27% 46.77% 45.21%
Operating Expenses $839.6M $212.6M $796.0M
YoY Change 5.48% 13.21% 4.26%
Operating Profit $858.6M $216.5M $847.5M
YoY Change 1.31% -3.39% -1.01%
Interest Expense -$408.6M -$97.00M -$386.3M
YoY Change 5.77% -0.92% -9.97%
% of Operating Profit -47.59% -44.8% -45.58%
Other Income/Expense, Net -$17.30M -$2.000M -$5.200M
YoY Change 232.69% -148.78% -192.86%
Pretax Income $688.8M $131.1M $456.0M
YoY Change 51.04% -56.8% 9.46%
Income Tax $878.0K -$200.0K $478.0K
% Of Pretax Income 0.13% -0.15% 0.1%
Net Earnings $657.5M $125.4M $603.5M
YoY Change 8.96% -54.78% -85.94%
Net Earnings / Revenue 25.5% 19.88% 24.42%
Basic Earnings Per Share $1.78 $1.64
Diluted Earnings Per Share $1.77 $327.6K $1.63
COMMON SHARES
Basic Shares Outstanding 368.1M 367.0M
Diluted Shares Outstanding 383.7M 382.7M

Balance Sheet

Concept 2018 2017 Q4 2017
SHORT-TERM ASSETS
Cash & Short-Term Investments $47.00M $51.00M $51.00M
YoY Change -7.84% -33.77% -33.77%
Cash & Equivalents $47.00M $50.65M $51.00M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets $47.00M $51.00M $51.00M
YoY Change -7.84% -33.77% -33.77%
LONG-TERM ASSETS
Property, Plant & Equipment $19.82B $19.99B $19.99B
YoY Change -0.86% -0.19% -0.19%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments $58.00M $58.25M $58.00M
YoY Change 0.0% -2.91% -3.33%
Other Assets $69.00M $50.00M $50.00M
YoY Change 38.0% -64.79% -64.79%
Total Long-Term Assets $20.35B $20.52B $20.52B
YoY Change -0.84% -0.52% -0.52%
TOTAL ASSETS
Total Short-Term Assets $47.00M $51.00M $51.00M
Total Long-Term Assets $20.35B $20.52B $20.52B
Total Assets $20.39B $20.57B $20.57B
YoY Change -0.86% -0.65% -0.64%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $102.0M $115.0M $115.0M
YoY Change -11.3% -21.77% -21.77%
Accrued Expenses $63.00M $58.00M $58.00M
YoY Change 8.62% -4.92% -4.92%
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 $439.0M $431.0M $431.0M
YoY Change 1.86% -6.91% -6.91%
LONG-TERM LIABILITIES
Long-Term Debt $8.818B $8.957B $8.957B
YoY Change -1.55% -0.33% -0.33%
Other Long-Term Liabilities $359.0M $342.0M $342.0M
YoY Change 4.97% -2.29% -2.29%
Total Long-Term Liabilities $9.177B $9.299B $9.299B
YoY Change -1.31% -0.41% -0.41%
TOTAL LIABILITIES
Total Short-Term Liabilities $439.0M $431.0M $431.0M
Total Long-Term Liabilities $9.177B $9.299B $9.299B
Total Liabilities $10.22B $9.730B $10.33B
YoY Change -1.04% -0.73% -1.4%
SHAREHOLDERS EQUITY
Retained Earnings $1.404B
YoY Change -9.08%
Common Stock $3.680M
YoY Change 0.57%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $10.17B $10.24B $10.24B
YoY Change
Total Liabilities & Shareholders Equity $20.39B $20.57B $20.57B
YoY Change -0.86% -0.65% -0.64%

Cashflow Statement

Concept 2018 2017 Q4 2017
OPERATING ACTIVITIES
Net Income $657.5M $125.4M $603.5M
YoY Change 8.96% -54.78% -85.94%
Depreciation, Depletion And Amortization $785.7M $200.7M $743.7M
YoY Change 5.64% 13.13% 5.4%
Cash From Operating Activities $1.356B $295.7M $1.266B
YoY Change 7.15% -25.1% 4.26%
INVESTING ACTIVITIES
Capital Expenditures -$1.056B -$109.3M -$946.9M
YoY Change 11.47% -32.2% -0.39%
Acquisitions
YoY Change
Other Investing Activities $678.7M $30.80M $352.6M
YoY Change 92.48% -90.16% -94.86%
Cash From Investing Activities -$376.8M -$78.50M -$594.3M
YoY Change -36.59% -151.75% -110.07%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net $6.629M
YoY Change
Cash From Financing Activities -963.9M -210.5M -789.8M
YoY Change 22.04% -78.02% -88.8%
NET CHANGE
Cash From Operating Activities 1.356B 295.7M 1.266B
Cash From Investing Activities -376.8M -78.50M -594.3M
Cash From Financing Activities -963.9M -210.5M -789.8M
Net Change In Cash 15.55M 6.700M -118.3M
YoY Change -113.14% -101.63% -284.96%
FREE CASH FLOW
Cash From Operating Activities $1.356B $295.7M $1.266B
Capital Expenditures -$1.056B -$109.3M -$946.9M
Free Cash Flow $2.412B $405.0M $2.213B
YoY Change 9.0% -27.16% 2.22%

Facts In Submission

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705649000
CY2018 us-gaap Asset Impairment Charges
AssetImpairmentCharges
702000
CY2017 us-gaap Asset Impairment Charges
AssetImpairmentCharges
1693000
CY2016 us-gaap Asset Impairment Charges
AssetImpairmentCharges
0
CY2018 us-gaap Costs And Expenses
CostsAndExpenses
1719874000
CY2017 us-gaap Costs And Expenses
CostsAndExpenses
1623935000
CY2016 us-gaap Costs And Expenses
CostsAndExpenses
1569714000
CY2018 us-gaap Operating Income Loss
OperatingIncomeLoss
858560000
CY2017 us-gaap Operating Income Loss
OperatingIncomeLoss
847471000
CY2016 us-gaap Operating Income Loss
OperatingIncomeLoss
856086000
CY2017 us-gaap Interest And Other Income
InterestAndOtherIncome
6136000
CY2016 us-gaap Interest And Other Income
InterestAndOtherIncome
65773000
CY2016 us-gaap Other Nonoperating Expense
OtherNonoperatingExpense
10368000
CY2017 us-gaap Amortization Of Financing Costs
AmortizationOfFinancingCosts
8526000
CY2016 us-gaap Amortization Of Financing Costs
AmortizationOfFinancingCosts
12633000
CY2018 us-gaap Amortization Of Financing Costs
AmortizationOfFinancingCosts
11310000
CY2017 us-gaap Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
6439000
CY2018 us-gaap Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
685192000
CY2018 us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
0
CY2017 us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
0
CY2018 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.78
CY2017 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.64
CY2016 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
11.75
CY2018 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.77
CY2017 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.63
CY2016 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
11.68
CY2018 us-gaap Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
5174000
CY2018 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax
-18452000
CY2017 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax
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-18858000
CY2016 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax
-41758000
CY2018 us-gaap Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
0
CY2017 us-gaap Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
0
CY2016 us-gaap Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
264000
CY2018 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
23626000
CY2018 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
708818000
CY2017 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
653678000
CY2018 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
28526000
CY2017 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
25845000
CY2016 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
189411000
CY2018 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
680292000
CY2017 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
627833000
CY2016 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
4328800000
CY2018 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
4392000
CY2017 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
3828000
CY2016 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
3426000
CY2018 us-gaap Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
22781000
CY2017 us-gaap Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
3536000
CY2016 us-gaap Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
-17986000
CY2018 us-gaap Amortization Of Deferred Hedge Gains
AmortizationOfDeferredHedgeGains
18440000
CY2017 us-gaap Amortization Of Deferred Hedge Gains
AmortizationOfDeferredHedgeGains
18847000
CY2016 us-gaap Amortization Of Deferred Hedge Gains
AmortizationOfDeferredHedgeGains
41680000
CY2018 us-gaap Noncash Project Abandonment Costs
NoncashProjectAbandonmentCosts
4450000
CY2017 us-gaap Noncash Project Abandonment Costs
NoncashProjectAbandonmentCosts
3106000
CY2018 us-gaap Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
2492000
CY2016 us-gaap Gain Loss On Sale Of Investments
GainLossOnSaleOfInvestments
58409000
CY2018 us-gaap Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
-22110000
CY2018 us-gaap Gain Loss On Investments
GainLossOnInvestments
-50000
CY2017 us-gaap Share Based Compensation
ShareBasedCompensation
24997000
CY2018 us-gaap Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
-4097000
CY2017 us-gaap Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
449000
CY2018 us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
-1862000
CY2017 us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
11532000
CY2018 us-gaap Increase Decrease In Interest Payable Net
IncreaseDecreaseInInterestPayableNet
4587000
CY2017 us-gaap Increase Decrease In Interest Payable Net
IncreaseDecreaseInInterestPayableNet
-2911000
CY2018 us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
16578000
CY2016 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
4289072000
CY2017 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
25297000
CY2016 us-gaap Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
2863000
CY2018 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
654445000
CY2017 us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
-23468000
CY2018 us-gaap Increase Decrease In Security Deposits
IncreaseDecreaseInSecurityDeposits
2249000
CY2017 us-gaap Increase Decrease In Security Deposits
IncreaseDecreaseInSecurityDeposits
2385000
CY2018 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
1356295000
CY2017 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
1265788000
CY2018 us-gaap Payments To Acquire Real Estate
PaymentsToAcquireRealEstate
708092000
CY2017 us-gaap Payments To Acquire Real Estate
PaymentsToAcquireRealEstate
466394000
CY2018 us-gaap Payments To Develop Real Estate Assets
PaymentsToDevelopRealEstateAssets
154431000
CY2017 us-gaap Payments To Develop Real Estate Assets
PaymentsToDevelopRealEstateAssets
276382000
CY2018 us-gaap Payments For Capital Improvements
PaymentsForCapitalImprovements
188501000
CY2017 us-gaap Payments For Capital Improvements
PaymentsForCapitalImprovements
202607000
CY2018 us-gaap Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
4505000
CY2017 us-gaap Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
1506000
CY2018 eqr Payments Of Interest Capitalized For Real Estate Under Development
PaymentsOfInterestCapitalizedForRealEstateUnderDevelopment
6260000
CY2017 eqr Payments Of Interest Capitalized For Real Estate Under Development
PaymentsOfInterestCapitalizedForRealEstateUnderDevelopment
26290000
CY2018 us-gaap Proceeds From Sale Of Real Estate Heldforinvestment
ProceedsFromSaleOfRealEstateHeldforinvestment
691526000
CY2017 us-gaap Proceeds From Sale Of Real Estate Heldforinvestment
ProceedsFromSaleOfRealEstateHeldforinvestment
384583000
CY2018 us-gaap Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
6571000
CY2017 us-gaap Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
6034000
CY2017 us-gaap Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital
ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital
334000
CY2016 us-gaap Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital
ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital
13798000
CY2016 us-gaap Proceeds From Sale Of Available For Sale Securities
ProceedsFromSaleOfAvailableForSaleSecurities
72815000
CY2018 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-376834000
CY2017 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-594296000
CY2016 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
5903942000
CY2018 us-gaap Payments Of Financing Costs
PaymentsOfFinancingCosts
8583000
CY2017 us-gaap Payments Of Financing Costs
PaymentsOfFinancingCosts
6289000
CY2016 us-gaap Payments Of Financing Costs
PaymentsOfFinancingCosts
13305000
CY2018 us-gaap Proceeds From Secured Notes Payable
ProceedsFromSecuredNotesPayable
96935000
CY2018 eqr Mortgage Notes Payable Lump Sum Pay Offs
MortgageNotesPayableLumpSumPayOffs
1347939000
CY2017 eqr Mortgage Notes Payable Lump Sum Pay Offs
MortgageNotesPayableLumpSumPayOffs
493420000
CY2016 eqr Mortgage Notes Payable Lump Sum Pay Offs
MortgageNotesPayableLumpSumPayOffs
583122000
CY2018 eqr Repayments Of Mortgage Notes Payable
RepaymentsOfMortgageNotesPayable
6629000
CY2017 eqr Repayments Of Mortgage Notes Payable
RepaymentsOfMortgageNotesPayable
10704000
CY2016 eqr Repayments Of Mortgage Notes Payable
RepaymentsOfMortgageNotesPayable
8544000
CY2017 us-gaap Proceeds From Notes Payable
ProceedsFromNotesPayable
692466000
CY2016 us-gaap Proceeds From Notes Payable
ProceedsFromNotesPayable
496705000
CY2017 us-gaap Repayments Of Notes Payable
RepaymentsOfNotesPayable
497975000
CY2016 us-gaap Repayments Of Notes Payable
RepaymentsOfNotesPayable
1500000000
CY2018 us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
3805000000
CY2017 us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
1845000000
CY2016 us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
426000000
CY2018 us-gaap Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
3805000000
CY2017 us-gaap Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
1845000000
CY2016 us-gaap Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
426000000
CY2018 us-gaap Proceeds From Issuance Of Commercial Paper
ProceedsFromIssuanceOfCommercialPaper
14030926000
CY2017 us-gaap Proceeds From Issuance Of Commercial Paper
ProceedsFromIssuanceOfCommercialPaper
5066509000
CY2016 us-gaap Proceeds From Issuance Of Commercial Paper
ProceedsFromIssuanceOfCommercialPaper
1760194000
CY2018 us-gaap Repayments Of Commercial Paper
RepaymentsOfCommercialPaper
13831500000
CY2017 us-gaap Repayments Of Commercial Paper
RepaymentsOfCommercialPaper
4786750000
CY2016 us-gaap Repayments Of Commercial Paper
RepaymentsOfCommercialPaper
2127472000
CY2018 us-gaap Payments For Proceeds From Hedge Financing Activities
PaymentsForProceedsFromHedgeFinancingActivities
-18118000
CY2017 us-gaap Payments For Proceeds From Hedge Financing Activities
PaymentsForProceedsFromHedgeFinancingActivities
-1295000
CY2016 us-gaap Payments For Proceeds From Hedge Financing Activities
PaymentsForProceedsFromHedgeFinancingActivities
4662000
CY2018 us-gaap Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
3879000
CY2017 us-gaap Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
3744000
CY2018 eqr Unrealized Gain Loss On Derivative Instruments Other Liabilities
UnrealizedGainLossOnDerivativeInstrumentsOtherLiabilities
10533000
CY2018 eqr Write Off Of Pursuit Costs Other Assets
WriteOffOfPursuitCostsOtherAssets
53000
CY2017 eqr Write Off Of Pursuit Costs Other Assets
WriteOffOfPursuitCostsOtherAssets
17000
CY2016 eqr Write Off Of Pursuit Costs Other Assets
WriteOffOfPursuitCostsOtherAssets
402000
CY2018 eqr Write Off Of Pursuit Costs Accounts Payable And Accrued Expenses
WriteOffOfPursuitCostsAccountsPayableAndAccruedExpenses
33000
CY2017 eqr Write Off Of Pursuit Costs Accounts Payable And Accrued Expenses
WriteOffOfPursuitCostsAccountsPayableAndAccruedExpenses
124000
CY2016 eqr Write Off Of Pursuit Costs Accounts Payable And Accrued Expenses
WriteOffOfPursuitCostsAccountsPayableAndAccruedExpenses
104000
CY2018 eqr Income Loss From Equity Method Investments Merger
IncomeLossFromEquityMethodInvestmentsMerger
2304000
CY2017 eqr Income Loss From Equity Method Investments Merger
IncomeLossFromEquityMethodInvestmentsMerger
1955000
CY2016 eqr Income Loss From Equity Method Investments Merger
IncomeLossFromEquityMethodInvestmentsMerger
-6327000
CY2018 eqr Other Liabilities Loss From Investments In Unconsolidated Entities Merger
OtherLiabilitiesLossFromInvestmentsInUnconsolidatedEntitiesMerger
1363000
CY2017 eqr Other Liabilities Loss From Investments In Unconsolidated Entities Merger
OtherLiabilitiesLossFromInvestmentsInUnconsolidatedEntitiesMerger
1415000
CY2016 eqr Other Liabilities Loss From Investments In Unconsolidated Entities Merger
OtherLiabilitiesLossFromInvestmentsInUnconsolidatedEntitiesMerger
1526000
CY2018 eqr Unrealized Gain Loss On Derivative Instruments Other Assets
UnrealizedGainLossOnDerivativeInstrumentsOtherAssets
-14977000
CY2017 eqr Unrealized Gain Loss On Derivative Instruments Other Assets
UnrealizedGainLossOnDerivativeInstrumentsOtherAssets
-4582000
CY2016 eqr Unrealized Gain Loss On Derivative Instruments Other Assets
UnrealizedGainLossOnDerivativeInstrumentsOtherAssets
1798000
CY2018 eqr Unrealized Gain Loss On Derivative Instruments Notes Net
UnrealizedGainLossOnDerivativeInstrumentsNotesNet
-680000
CY2017 eqr Unrealized Gain Loss On Derivative Instruments Notes Net
UnrealizedGainLossOnDerivativeInstrumentsNotesNet
-3454000
CY2016 eqr Unrealized Gain Loss On Derivative Instruments Notes Net
UnrealizedGainLossOnDerivativeInstrumentsNotesNet
-1798000
CY2016 us-gaap Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
3686000
CY2018 us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
30655000
CY2017 us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
31596000
CY2016 us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
35833000
CY2018 us-gaap Payments Of Stock Issuance Costs
PaymentsOfStockIssuanceCosts
27000
CY2017 us-gaap Payments Of Stock Issuance Costs
PaymentsOfStockIssuanceCosts
51000
CY2016 us-gaap Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
-49000
CY2018 eqr Payment To Acquire Noncontrolling Interests
PaymentToAcquireNoncontrollingInterests
13000
CY2018 us-gaap Proceeds From Minority Shareholders
ProceedsFromMinorityShareholders
125000
CY2016 us-gaap Proceeds From Partnership Contribution
ProceedsFromPartnershipContribution
1000
CY2017 us-gaap Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
739375000
CY2018 us-gaap Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
3863000
CY2016 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
63973000
CY2018Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
116313000
CY2016 us-gaap Loans Assumed1
LoansAssumed1
43400000
CY2017 eqr Amortization Of Deferred Financing Costs Other Assets
AmortizationOfDeferredFinancingCostsOtherAssets
2412000
CY2018 eqr Amortization Of Deferred Financing Costs Mortgage Notes Payable Net
AmortizationOfDeferredFinancingCostsMortgageNotesPayableNet
4792000
CY2016 eqr Amortization Of Deferred Financing Costs Notes Net
AmortizationOfDeferredFinancingCostsNotesNet
5289000
CY2017 eqr Amortization Of Discounts And Premiums On Debt Mortgage Notes Payable
AmortizationOfDiscountsAndPremiumsOnDebtMortgageNotesPayable
1172000
CY2016 eqr Amortization Of Discounts And Premiums On Debt Mortgage Notes Payable
AmortizationOfDiscountsAndPremiumsOnDebtMortgageNotesPayable
-21158000
CY2018 eqr Amortization Of Discounts And Premiums On Debt Notes Net
AmortizationOfDiscountsAndPremiumsOnDebtNotesNet
2637000
CY2017 eqr Amortization Of Discounts And Premiums On Debt Notes Net
AmortizationOfDiscountsAndPremiumsOnDebtNotesNet
2364000
CY2016 eqr Amortization Of Discounts And Premiums On Debt Notes Net
AmortizationOfDiscountsAndPremiumsOnDebtNotesNet
3172000
CY2018 eqr Amortization Of Deferred Settlements On Derivative Instruments Other Liabilities
AmortizationOfDeferredSettlementsOnDerivativeInstrumentsOtherLiabilities
12000
CY2017 eqr Amortization Of Deferred Settlements On Derivative Instruments Other Liabilities
AmortizationOfDeferredSettlementsOnDerivativeInstrumentsOtherLiabilities
11000
CY2016 eqr Amortization Of Deferred Settlements On Derivative Instruments Other Liabilities
AmortizationOfDeferredSettlementsOnDerivativeInstrumentsOtherLiabilities
78000
CY2018 eqr Write Off Pursuit Costs Investment In Real Estate
WriteOffPursuitCostsInvestmentInRealEstate
4364000
CY2017 eqr Write Off Pursuit Costs Investment In Real Estate
WriteOffPursuitCostsInvestmentInRealEstate
2965000
CY2016 eqr Write Off Pursuit Costs Investment In Real Estate
WriteOffPursuitCostsInvestmentInRealEstate
3586000
CY2017 eqr Unrealized Gain Loss On Derivative Instruments Other Liabilities
UnrealizedGainLossOnDerivativeInstrumentsOtherLiabilities
1597000
CY2016 eqr Unrealized Gain Loss On Derivative Instruments Other Liabilities
UnrealizedGainLossOnDerivativeInstrumentsOtherLiabilities
3989000
CY2018 eqr Investments In Unconsolidated Entities
InvestmentsInUnconsolidatedEntities
4891000
CY2017 eqr Investments In Unconsolidated Entities
InvestmentsInUnconsolidatedEntities
3034000
CY2018 eqr Amortization Of Deferred Financing Costs Notes Net
AmortizationOfDeferredFinancingCostsNotesNet
4106000
CY2016 eqr Amortization Of Deferred Financing Costs Mortgage Notes Payable Net
AmortizationOfDeferredFinancingCostsMortgageNotesPayableNet
3978000
CY2016 eqr Investments In Unconsolidated Entities
InvestmentsInUnconsolidatedEntities
2326000
CY2018 eqr Investments In Unconsolidated Entities Other Liabilities
InvestmentsInUnconsolidatedEntitiesOtherLiabilities
1680000
CY2017 eqr Investments In Unconsolidated Entities Other Liabilities
InvestmentsInUnconsolidatedEntitiesOtherLiabilities
3000000
CY2016 eqr Investments In Unconsolidated Entities Other Liabilities
InvestmentsInUnconsolidatedEntitiesOtherLiabilities
2940000
CY2017 eqr Distributions From Unconsolidated Entities Investments In Unconsolidated Entities
DistributionsFromUnconsolidatedEntitiesInvestmentsInUnconsolidatedEntities
334000
CY2016 eqr Distributions From Unconsolidated Entities Return Of Capital Other Assets
DistributionsFromUnconsolidatedEntitiesReturnOfCapitalOtherAssets
-216000
CY2018 eqr Debt Financing Costs Other Assets
DebtFinancingCostsOtherAssets
-145000
CY2016 eqr Debt Financing Costs Other Assets
DebtFinancingCostsOtherAssets
-8553000
CY2018 eqr Debt Financing Costs Mortgage Notes Payable Net
DebtFinancingCostsMortgageNotesPayableNet
555000
CY2016 eqr Debt Financing Costs Notes Net
DebtFinancingCostsNotesNet
-4245000
CY2018 eqr Proceeds From Payments On Settlement Of Derivative Instruments Other Assets
ProceedsFromPaymentsOnSettlementOfDerivativeInstrumentsOtherAssets
18118000
CY2017 eqr Proceeds From Payments On Settlement Of Derivative Instruments Other Assets
ProceedsFromPaymentsOnSettlementOfDerivativeInstrumentsOtherAssets
1295000
CY2016 eqr Proceeds From Payments On Settlement Of Derivative Instruments Other Liabilities
ProceedsFromPaymentsOnSettlementOfDerivativeInstrumentsOtherLiabilities
-4662000
CY2016Q4 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.01
CY2018 us-gaap Use Of Estimates
UseOfEstimates
<p style="text-align:justify;margin-top:18pt;margin-bottom:0pt;text-indent:2.27%;font-style:italic;font-family:Times New Roman;font-size:10pt;font-weight:normal;text-transform:none;font-variant: normal;">Use of Estimates</p> <p style="text-align:justify;margin-top:6pt;margin-bottom:0pt;text-indent:4.54%;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">In preparation of the Company&#8217;s financial statements in conformity with accounting principles generally accepted in the United States, management makes 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 as well as the reported amounts of revenues and expenses during the reporting period.&nbsp;&nbsp;Actual results could differ from these estimates.</p>
CY2018 us-gaap Prior Period Reclassification Adjustment Description
PriorPeriodReclassificationAdjustmentDescription
<p style="text-align:justify;margin-top:18pt;margin-bottom:0pt;text-indent:2.27%;font-style:italic;font-family:Times New Roman;font-size:10pt;font-weight:normal;text-transform:none;font-variant: normal;">Reclassifications</p> <p style="text-align:justify;margin-top:6pt;margin-bottom:0pt;text-indent:4.54%;font-family:Times New Roman;font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Certain reclassifications considered necessary for a fair presentation have been made to the prior period financial statements in order to conform to the current year presentation.&nbsp;&nbsp;These reclassifications have not changed the results of operations or equity/capital.</p>
CY2017 eqr Tax Treatment Of Dividends And Distributions Long Term Capital Gain
TaxTreatmentOfDividendsAndDistributionsLongTermCapitalGain
0.18959
CY2016 eqr Tax Treatment Of Dividends And Distributions Ordinary Dividends
TaxTreatmentOfDividendsAndDistributionsOrdinaryDividends
0.722
CY2018Q4 eqr Number Of Operating Properties Under Long Term Ground Leases
NumberOfOperatingPropertiesUnderLongTermGroundLeases
14
CY2018 eqr Value Of Furniture And Fixtures Minimum Range
ValueOfFurnitureAndFixturesMinimumRange
10000
CY2018 eqr Value Of Furniture And Fixtures Maximum Range
ValueOfFurnitureAndFixturesMaximumRange
35000
CY2018 eqr Lease Intangibles Average Term
LeaseIntangiblesAverageTerm
P6M
CY2018 eqr Capitalized Costs Development And Renovation
CapitalizedCostsDevelopmentAndRenovation
13200000
CY2017 eqr Capitalized Costs Development And Renovation
CapitalizedCostsDevelopmentAndRenovation
14700000
CY2016 eqr Capitalized Costs Development And Renovation
CapitalizedCostsDevelopmentAndRenovation
18700000
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
0.148
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
0.153
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
0.263
CY2018 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
P5Y
CY2017 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
P5Y
CY2016 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
P5Y
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
0.0309
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
0.0308
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
0.0304
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
0.0252
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
0.0193
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
0.0127
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
6.15
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
5.86
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
13.02
CY2018 eqr Historical Volatility Estimation Period
HistoricalVolatilityEstimationPeriod
P5Y
CY2018 eqr Historical Volatility Period Basis
HistoricalVolatilityPeriodBasis
P10Y
CY2018 eqr Tax Treatment Of Dividends And Distributions Ordinary Dividends
TaxTreatmentOfDividendsAndDistributionsOrdinaryDividends
1.84454
CY2017 eqr Tax Treatment Of Dividends And Distributions Ordinary Dividends
TaxTreatmentOfDividendsAndDistributionsOrdinaryDividends
1.22126
CY2018 eqr Tax Treatment Of Dividends And Distributions Long Term Capital Gain
TaxTreatmentOfDividendsAndDistributionsLongTermCapitalGain
0.21423
CY2017 us-gaap Minority Interest Change In Redemption Value
MinorityInterestChangeInRedemptionValue
-41916000
CY2018 us-gaap Minority Interest Change In Redemption Value
MinorityInterestChangeInRedemptionValue
13922000
CY2016 eqr Tax Treatment Of Dividends And Distributions Long Term Capital Gain
TaxTreatmentOfDividendsAndDistributionsLongTermCapitalGain
9.176
CY2018 eqr Tax Treatment Of Dividends And Distributions Unrecaptured Section Twelve Hundred And Fifty Gain
TaxTreatmentOfDividendsAndDistributionsUnrecapturedSectionTwelveHundredAndFiftyGain
0.06498
CY2017 eqr Tax Treatment Of Dividends And Distributions Unrecaptured Section Twelve Hundred And Fifty Gain
TaxTreatmentOfDividendsAndDistributionsUnrecapturedSectionTwelveHundredAndFiftyGain
0.10040
CY2016 eqr Tax Treatment Of Dividends And Distributions Unrecaptured Section Twelve Hundred And Fifty Gain
TaxTreatmentOfDividendsAndDistributionsUnrecapturedSectionTwelveHundredAndFiftyGain
3.117
CY2018 eqr Tax Treatment Of Dividends And Distributions Per Common Share Or Unit Outstanding
TaxTreatmentOfDividendsAndDistributionsPerCommonShareOrUnitOutstanding
2.12375
CY2017 eqr Tax Treatment Of Dividends And Distributions Per Common Share Or Unit Outstanding
TaxTreatmentOfDividendsAndDistributionsPerCommonShareOrUnitOutstanding
1.51125
CY2016 eqr Tax Treatment Of Dividends And Distributions Per Common Share Or Unit Outstanding
TaxTreatmentOfDividendsAndDistributionsPerCommonShareOrUnitOutstanding
13.015
CY2018Q4 us-gaap Dividends Payable Amount Per Share
DividendsPayableAmountPerShare
0.54
CY2017Q4 us-gaap Dividends Payable Amount Per Share
DividendsPayableAmountPerShare
0.50375
CY2018Q4 eqr Land And Depreciable Property Net
LandAndDepreciablePropertyNet
14000000000
CY2017Q4 eqr Land And Depreciable Property Net
LandAndDepreciablePropertyNet
14800000000
CY2018 us-gaap Lessee Operating Lease Assumptions And Judgments Discount Rate Description
LesseeOperatingLeaseAssumptionsAndJudgmentsDiscountRateDescription
The discount rates were determined using the Company’s borrowing rates (actual pricing through 30 years and other long-term market rates).
CY2018 eqr Percentage Of Rental Income Excluded From Accounting Standard Adoption
PercentageOfRentalIncomeExcludedFromAccountingStandardAdoption
0.94
CY2018 eqr Percentage Of Rental Income Subject To Accounting Standard Adoption
PercentageOfRentalIncomeSubjectToAccountingStandardAdoption
0.06
CY2018 eqr Percentage Of Rental Income
PercentageOfRentalIncome
1.000
CY2018 eqr Lease Revenue
LeaseRevenue
2418168000
CY2016Q4 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
365870924
CY2015Q4 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
364755444
CY2018 us-gaap Stock Issued During Period Shares Conversion Of Units
StockIssuedDuringPeriodSharesConversionOfUnits
131477
CY2017 us-gaap Stock Issued During Period Shares Conversion Of Units
StockIssuedDuringPeriodSharesConversionOfUnits
1149284
CY2016 us-gaap Stock Issued During Period Shares Conversion Of Units
StockIssuedDuringPeriodSharesConversionOfUnits
88838
CY2018 us-gaap Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
1056388
CY2017 us-gaap Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
846137
CY2016 us-gaap Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
815044
CY2018 us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
75414
CY2017 us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
68286
CY2016 us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
63909
CY2018 eqr Restricted Share Grants Net
RestrictedShareGrantsNet
123800
CY2017 eqr Restricted Share Grants Net
RestrictedShareGrantsNet
83451
CY2016 eqr Restricted Share Grants Net
RestrictedShareGrantsNet
147689
CY2017Q4 eqr Units Outstanding
UnitsOutstanding
13768438
CY2016Q4 eqr Units Outstanding
UnitsOutstanding
14626075
CY2015Q4 eqr Units Outstanding
UnitsOutstanding
14427164
CY2018 eqr Issuance Of Ltips
IssuanceOfLtips
267074
CY2017 eqr Issuance Of Ltips
IssuanceOfLtips
291647
CY2016 eqr Issuance Of Ltips
IssuanceOfLtips
287749
CY2018 eqr Shares Issued During Period Shares Conversion Of Units To Common Shares
SharesIssuedDuringPeriodSharesConversionOfUnitsToCommonShares
131477
CY2017 eqr Shares Issued During Period Shares Conversion Of Units To Common Shares
SharesIssuedDuringPeriodSharesConversionOfUnitsToCommonShares
1149284
CY2016 eqr Shares Issued During Period Shares Conversion Of Units To Common Shares
SharesIssuedDuringPeriodSharesConversionOfUnitsToCommonShares
88838
CY2018Q4 eqr Units Outstanding
UnitsOutstanding
13904035
CY2018Q4 eqr Common Shares And Units Outstanding
CommonSharesAndUnitsOutstanding
383309196
CY2017Q4 eqr Common Shares And Units Outstanding
CommonSharesAndUnitsOutstanding
381786520
CY2016Q4 eqr Common Shares And Units Outstanding
CommonSharesAndUnitsOutstanding
380496999
CY2018Q4 eqr Units Ownership Interest In Operating Partnership
UnitsOwnershipInterestInOperatingPartnership
0.036
CY2017Q4 eqr Units Ownership Interest In Operating Partnership
UnitsOwnershipInterestInOperatingPartnership
0.036
CY2016Q4 eqr Units Ownership Interest In Operating Partnership
UnitsOwnershipInterestInOperatingPartnership
0.038
CY2018Q4 eqr Redeemable Noncontrolling Interests Operating Partnership
RedeemableNoncontrollingInterestsOperatingPartnership
379106000
CY2017Q4 eqr Redeemable Noncontrolling Interests Operating Partnership
RedeemableNoncontrollingInterestsOperatingPartnership
366955000
CY2016Q4 eqr Redeemable Noncontrolling Interests Operating Partnership
RedeemableNoncontrollingInterestsOperatingPartnership
442092000
CY2015Q4 eqr Redeemable Noncontrolling Interests Operating Partnership
RedeemableNoncontrollingInterestsOperatingPartnership
566783000
CY2016 us-gaap Minority Interest Change In Redemption Value
MinorityInterestChangeInRedemptionValue
-115093000
CY2018 eqr Minority Interest Change In Carrying Value
MinorityInterestChangeInCarryingValue
-1771000
CY2017 eqr Minority Interest Change In Carrying Value
MinorityInterestChangeInCarryingValue
-33221000
CY2016 eqr Minority Interest Change In Carrying Value
MinorityInterestChangeInCarryingValue
-9598000
CY2018Q4 us-gaap Preferred Stock Value Outstanding
PreferredStockValueOutstanding
37280000
CY2017Q4 us-gaap Preferred Stock Value Outstanding
PreferredStockValueOutstanding
37280000
CY2018Q4 eqr Additional Common Shares Authorized
AdditionalCommonSharesAuthorized
13000000
CY2018Q4 us-gaap Stock Repurchase Program Number Of Shares Authorized To Be Repurchased
StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
13000000
us-gaap Stock Repurchased And Retired During Period Shares
StockRepurchasedAndRetiredDuringPeriodShares
0
us-gaap Stock Repurchased And Retired During Period Shares
StockRepurchasedAndRetiredDuringPeriodShares
0
CY2018Q4 us-gaap Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased
StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased
13000000
CY2018Q4 us-gaap Investment Building And Building Improvements
InvestmentBuildingAndBuildingImprovements
18232625000
CY2017Q4 us-gaap Investment Building And Building Improvements
InvestmentBuildingAndBuildingImprovements
17743042000
CY2018Q4 us-gaap Fixtures And Equipment Gross
FixturesAndEquipmentGross
1722231000
CY2017Q4 us-gaap Fixtures And Equipment Gross
FixturesAndEquipmentGross
1548961000
CY2018Q4 us-gaap Finite Lived Intangible Asset Acquired In Place Leases
FiniteLivedIntangibleAssetAcquiredInPlaceLeases
481045000
CY2017Q4 us-gaap Finite Lived Intangible Asset Acquired In Place Leases
FiniteLivedIntangibleAssetAcquiredInPlaceLeases
476359000
CY2018 us-gaap Amortization Of Above And Below Market Leases
AmortizationOfAboveAndBelowMarketLeases
-4392000
CY2017 us-gaap Amortization Of Above And Below Market Leases
AmortizationOfAboveAndBelowMarketLeases
-3828000
CY2016 us-gaap Amortization Of Above And Below Market Leases
AmortizationOfAboveAndBelowMarketLeases
-3426000
CY2018Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Next Twelve Months
FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
4392000
CY2018Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Year Two
FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
4392000
CY2018Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Year Three
FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
4392000
CY2018Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Year Four
FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
4436000
CY2018Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
4444000
CY2018 eqr Properties Acquired
PropertiesAcquired
5
CY2018 eqr Property Units Acquired
PropertyUnitsAcquired
1478
CY2018Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
707005000
CY2017 eqr Properties Acquired
PropertiesAcquired
4
CY2017 eqr Property Units Acquired
PropertyUnitsAcquired
947
CY2017Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
468050000
CY2018 eqr Disposed Properties
DisposedProperties
5
CY2018 eqr Disposed Units
DisposedUnits
1292
CY2018 eqr Proceeds From Sale Of Property
ProceedsFromSaleOfProperty
708820000
CY2017 eqr Disposed Properties
DisposedProperties
5
CY2017 eqr Disposed Units
DisposedUnits
1194
CY2017 eqr Proceeds From Sale Of Property
ProceedsFromSaleOfProperty
388400000
CY2017 us-gaap Impairment Of Real Estate
ImpairmentOfRealEstate
1700000
CY2017Q4 us-gaap Real Estate Heldforsale
RealEstateHeldforsale
200000
CY2018Q4 us-gaap Equity Method Investments
EquityMethodInvestments
58349000
CY2017Q4 us-gaap Equity Method Investments
EquityMethodInvestments
58254000
CY2018Q4 us-gaap Escrow Deposit
EscrowDeposit
876000
CY2017Q4 us-gaap Escrow Deposit
EscrowDeposit
845000
CY2018Q4 us-gaap Replacement Reserve Escrow
ReplacementReserveEscrow
8641000
CY2017Q4 us-gaap Replacement Reserve Escrow
ReplacementReserveEscrow
8347000
CY2018Q4 us-gaap Debt Instrument Cumulative Sinking Fund Payments
DebtInstrumentCumulativeSinkingFundPayments
9754000
CY2017Q4 us-gaap Debt Instrument Cumulative Sinking Fund Payments
DebtInstrumentCumulativeSinkingFundPayments
3167000
CY2018Q4 eqr Escrow Deposits Other
EscrowDepositsOther
852000
CY2017Q4 eqr Escrow Deposits Other
EscrowDepositsOther
852000
CY2018Q4 eqr Escrow Deposits For Mortgage And Replacement Reserves
EscrowDepositsForMortgageAndReplacementReserves
20123000
CY2017Q4 eqr Escrow Deposits For Mortgage And Replacement Reserves
EscrowDepositsForMortgageAndReplacementReserves
13211000
CY2018Q4 us-gaap Earnest Money Deposits
EarnestMoneyDeposits
5000000
CY2017Q4 us-gaap Earnest Money Deposits
EarnestMoneyDeposits
750000
CY2018Q4 eqr Restricted Deposits On Real Estate Investments
RestrictedDepositsOnRealEstateInvestments
540000
CY2017Q4 eqr Restricted Deposits On Real Estate Investments
RestrictedDepositsOnRealEstateInvestments
58000
CY2018Q4 eqr Resident Security And Utility Deposits
ResidentSecurityAndUtilityDeposits
35659000
CY2017Q4 eqr Resident Security And Utility Deposits
ResidentSecurityAndUtilityDeposits
35183000
CY2018Q4 eqr Other Restricted Cash
OtherRestrictedCash
7549000
CY2017Q4 eqr Other Restricted Cash
OtherRestrictedCash
913000
CY2016 us-gaap Interest Expense Debt
InterestExpenseDebt
482246000
CY2017 us-gaap Net Income Loss
NetIncomeLoss
603454000
CY2016 us-gaap Net Income Loss
NetIncomeLoss
4292163000
CY2017 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
382678000
CY2016 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
381992000
CY2018Q4 us-gaap Restricted Cash
RestrictedCash
48748000
CY2017Q4 us-gaap Restricted Cash
RestrictedCash
36904000
CY2018Q4 eqr Historical Cost Of Encumbered Properties
HistoricalCostOfEncumberedProperties
3200000000
CY2017Q4 eqr Historical Cost Of Encumbered Properties
HistoricalCostOfEncumberedProperties
4400000000
CY2018Q4 us-gaap Debt Weighted Average Interest Rate
DebtWeightedAverageInterestRate
0.0425
CY2017Q4 us-gaap Debt Weighted Average Interest Rate
DebtWeightedAverageInterestRate
0.0435
CY2018 eqr Effective Date Of Securities Under Shelf Registration Statement
EffectiveDateOfSecuritiesUnderShelfRegistrationStatement
2016-06-28
CY2018 eqr Expiry Date Of Securities Remaining Under Shelf Registration Statement
ExpiryDateOfSecuritiesRemainingUnderShelfRegistrationStatement
2019-06-28
CY2018 us-gaap Debt Instrument Maturity Date
DebtInstrumentMaturityDate
2022-01-10
CY2018Q4 us-gaap Letters Of Credit Outstanding Amount
LettersOfCreditOutstandingAmount
9000000
CY2017Q4 us-gaap Letters Of Credit Outstanding Amount
LettersOfCreditOutstandingAmount
9000000
CY2018Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
974954000
CY2018Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
1129292000
CY2018Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
928106000
CY2018Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
266141000
CY2018Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
1331600000
CY2018Q4 us-gaap Long Term Debt Maturities Repayments Of Principal After Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
4282668000
CY2018Q4 us-gaap Long Term Debt
LongTermDebt
8912761000
CY2018Q4 us-gaap Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net
DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
94822000
CY2018Q4 eqr Total Secured And Unsecured Debt
TotalSecuredAndUnsecuredDebt
8817939000
CY2018Q4 eqr Fair Value Of Serp Investments
FairValueOfSerpInvestments
134088000
CY2018Q4 us-gaap Assets Fair Value Disclosure
AssetsFairValueDisclosure
136088000
CY2018Q4 us-gaap Other Liabilities Fair Value Disclosure
OtherLiabilitiesFairValueDisclosure
134088000
CY2018Q4 us-gaap Liabilities Fair Value Disclosure
LiabilitiesFairValueDisclosure
146216000
CY2017Q4 eqr Fair Value Of Serp Investments
FairValueOfSerpInvestments
140159000
CY2017Q4 us-gaap Assets Fair Value Disclosure
AssetsFairValueDisclosure
145302000
CY2017Q4 us-gaap Other Liabilities Fair Value Disclosure
OtherLiabilitiesFairValueDisclosure
140159000
CY2017Q4 us-gaap Liabilities Fair Value Disclosure
LiabilitiesFairValueDisclosure
141756000
CY2018 us-gaap Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1
IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1
-680000
CY2018 us-gaap Increase Decrease In Fair Value Of Hedged Item In Interest Rate Fair Value Hedge1
IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1
680000
CY2017 us-gaap Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1
IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1
-3454000
CY2017 us-gaap Increase Decrease In Fair Value Of Hedged Item In Interest Rate Fair Value Hedge1
IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1
3454000
CY2016 us-gaap Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1
IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1
-1798000
CY2016 us-gaap Increase Decrease In Fair Value Of Hedged Item In Interest Rate Fair Value Hedge1
IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1
1798000
CY2018 us-gaap Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax
5124000
CY2018 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
-18452000
CY2017 us-gaap Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax
6439000
CY2017 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
-18858000
CY2016 us-gaap Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax
-3989000
CY2016 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
-41758000
CY2016 us-gaap Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net
DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet
-74000
CY2018 us-gaap Unrealized Gain Loss On Interest Rate Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss
UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss
-65000000
CY2017 us-gaap Unrealized Gain Loss On Interest Rate Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss
UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss
-88600000
CY2018Q4 us-gaap Interest Rate Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net
InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
20900000
CY2018 us-gaap Income Loss Attributable To Noncontrolling Interest
IncomeLossAttributableToNoncontrollingInterest
24939000
CY2017 us-gaap Income Loss Attributable To Noncontrolling Interest
IncomeLossAttributableToNoncontrollingInterest
22604000
CY2016 us-gaap Income Loss Attributable To Noncontrolling Interest
IncomeLossAttributableToNoncontrollingInterest
171491000
CY2018 us-gaap Dividends Preferred Stock
DividendsPreferredStock
3090000
CY2017 us-gaap Dividends Preferred Stock
DividendsPreferredStock
3091000
CY2016 us-gaap Dividends Preferred Stock
DividendsPreferredStock
3091000
CY2018 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
654445000
CY2017 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
600363000
CY2016 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
4288574000
CY2016 us-gaap Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
498000
CY2018 us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
679384000
CY2017 us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
622967000
CY2018 eqr Income Loss From Continuing Operations Available To Common Shares
IncomeLossFromContinuingOperationsAvailableToCommonShares
679384000
CY2017 eqr Income Loss From Continuing Operations Available To Common Shares
IncomeLossFromContinuingOperationsAvailableToCommonShares
622967000
CY2016 eqr Income Loss From Continuing Operations Available To Common Shares
IncomeLossFromContinuingOperationsAvailableToCommonShares
4460065000
CY2016 us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
4460583000
CY2018 eqr Dilutive Op Units
DilutiveOpUnits
12869000
CY2017 eqr Dilutive Op Units
DilutiveOpUnits
12901000
CY2016 eqr Dilutive Op Units
DilutiveOpUnits
13827000
CY2018 eqr Dilutive Securities Options
DilutiveSecuritiesOptions
2774000
CY2017 eqr Dilutive Securities Options
DilutiveSecuritiesOptions
2809000
CY2016 eqr Dilutive Securities Options
DilutiveSecuritiesOptions
3163000
CY2018 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
2.16
CY2017 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
2.015
CY2016 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
13.015
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
12980741
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
4835914
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1
ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
P3Y
CY2018 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period
SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod
P10Y
CY2018Q4 eqr Number Of Installments Vesting
NumberOfInstallmentsVesting
3
CY2015Q1 eqr Individual Potential Target Award Minimum
IndividualPotentialTargetAwardMinimum
0.00
CY2015Q1 eqr Individual Potential Target Award Maximum
IndividualPotentialTargetAwardMaximum
2.00
CY2018Q4 eqr Percentage Of Dividend Payments
PercentageOfDividendPayments
0.10
CY2015Q1 eqr Share Based Compensation Arrangements By Share Based Payment Award Percent Of Award Target Performance Metric
ShareBasedCompensationArrangementsByShareBasedPaymentAwardPercentOfAwardTargetPerformanceMetric
0.50
CY2018 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
27132000
CY2018 us-gaap Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
1218000
CY2018 us-gaap Stock Issued During Period Value Issued For Services
StockIssuedDuringPeriodValueIssuedForServices
4418000
CY2018 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
32768000
CY2018 eqr Share Incentive Plans Dividends Incurred
ShareIncentivePlansDividendsIncurred
1717000
CY2017 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
24997000
CY2017 us-gaap Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
1076000
CY2017 us-gaap Stock Issued During Period Value Issued For Services
StockIssuedDuringPeriodValueIssuedForServices
1809000
CY2017 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
27882000
CY2017 eqr Share Incentive Plans Dividends Incurred
ShareIncentivePlansDividendsIncurred
1502000
CY2016 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
30530000
CY2016 us-gaap Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
2726000
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37278000
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14256000
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7500000
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EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
P1Y3M21D
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960986
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5328020
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ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
7096243
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P5Y6M29D
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SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1
52.35
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SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1
49.57
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
52.33
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97633000
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SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
88031000
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Aggregate Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue
97543000
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MarketValueOfCommonShares
66.01
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ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
5610677
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ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
5336043
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
43.24
CY2016Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
40.91
CY2018 eqr Share Based Compensation Arrangement By Share Based Payment Award Value Of Common Shares That Can Be Acquired By Employee And Trustees Under Employees Share Purchase Plan
ShareBasedCompensationArrangementByShareBasedPaymentAwardValueOfCommonSharesThatCanBeAcquiredByEmployeeAndTrusteesUnderEmployeesSharePurchasePlan
100000
CY2018Q4 eqr Sharebasedcompensationarrangementbysharebasedpaymentawardnumberofsharesauthorizedafteramendment
Sharebasedcompensationarrangementbysharebasedpaymentawardnumberofsharesauthorizedafteramendment
7000000
CY2018Q4 eqr Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Purchase Under Employee Share Purchase Plan
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForPurchaseUnderEmployeeSharePurchasePlan
2762463
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Discount From Market Price Purchase Date
ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate
0.85
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ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
75414
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
68286
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
63909
CY2018Q4 eqr Employee Share Purchase Plan Issuance Price Minimum
EmployeeSharePurchasePlanIssuancePriceMinimum
47.80
CY2017Q4 eqr Employee Share Purchase Plan Issuance Price Minimum
EmployeeSharePurchasePlanIssuancePriceMinimum
52.79
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EmployeeSharePurchasePlanIssuancePriceMinimum
51.85
CY2018Q4 eqr Employee Share Purchase Plan Issuance Price Maximum
EmployeeSharePurchasePlanIssuancePriceMaximum
57.09
CY2017Q4 eqr Employee Share Purchase Plan Issuance Price Maximum
EmployeeSharePurchasePlanIssuancePriceMaximum
58.06
CY2016Q4 eqr Employee Share Purchase Plan Issuance Price Maximum
EmployeeSharePurchasePlanIssuancePriceMaximum
63.37
CY2018 eqr Maximum Eligible Compensation Percentage For Defined Contribution Plan By Employer
MaximumEligibleCompensationPercentageForDefinedContributionPlanByEmployer
0.04
CY2018 eqr Defined Contribution Plan Vesting Period
DefinedContributionPlanVestingPeriod
P5Y
CY2018 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
4900000
CY2017 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
4600000
CY2016 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
4900000
CY2014Q3 eqr Stock Registered During Period Shares Dividend Reinvestment Plan
StockRegisteredDuringPeriodSharesDividendReinvestmentPlan
4790000
CY2018Q4 eqr Number Of Shares Available For Issuance
NumberOfSharesAvailableForIssuance
4676606
CY2018 us-gaap Lease Expiration Date1
LeaseExpirationDate1
2022-01-31
CY2018 us-gaap Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
2500000
CY2017 us-gaap Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
2800000
CY2016 us-gaap Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
2700000
CY2018Q4 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
4500000
CY2018Q4 eqr Number Of Properties With Environmental Reserves
NumberOfPropertiesWithEnvironmentalReserves
3
CY2018 us-gaap Litigation Settlement Amount Awarded To Other Party
LitigationSettlementAmountAwardedToOtherParty
900000
CY2018Q4 us-gaap Litigation Reserve Current
LitigationReserveCurrent
0
CY2018Q4 eqr Number Of Projects In Various Stages Of Development
NumberOfProjectsInVariousStagesOfDevelopment
3
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NumberOfUnitsInVariousStagesOfDevelopment
690
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ConsolidatedProjectUnderDevelopmentCommitmentFund
414100000
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VariousStagesOfDevelopmentDateMaturity
2021-09-30
CY2018 us-gaap Operating Leases Rent Expense Net
OperatingLeasesRentExpenseNet
27800000
CY2017 us-gaap Operating Leases Rent Expense Net
OperatingLeasesRentExpenseNet
26600000
CY2016 us-gaap Operating Leases Rent Expense Net
OperatingLeasesRentExpenseNet
26200000
CY2018 us-gaap Deferred Compensation Arrangement With Individual Compensation Expense
DeferredCompensationArrangementWithIndividualCompensationExpense
300000
CY2017 us-gaap Deferred Compensation Arrangement With Individual Compensation Expense
DeferredCompensationArrangementWithIndividualCompensationExpense
400000
CY2016 us-gaap Deferred Compensation Arrangement With Individual Compensation Expense
DeferredCompensationArrangementWithIndividualCompensationExpense
300000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
16718000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
16726000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
16665000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
14500000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
14339000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
953001000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
1031949000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Receivable Current
OperatingLeasesFutureMinimumPaymentsReceivableCurrent
64790000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Receivable In Two Years
OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears
61409000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Receivable In Three Years
OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears
57326000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Receivable In Four Years
OperatingLeasesFutureMinimumPaymentsReceivableInFourYears
53193000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Receivable In Five Years
OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears
46016000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Receivable Thereafter
OperatingLeasesFutureMinimumPaymentsReceivableThereafter
172694000
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Receivable
OperatingLeasesFutureMinimumPaymentsReceivable
455428000
CY2018Q4 us-gaap Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months
DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
803000
CY2018Q4 us-gaap Defined Benefit Plan Expected Future Benefit Payments Year Two
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
1100000
CY2018Q4 us-gaap Defined Benefit Plan Expected Future Benefit Payments Year Three
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
1100000
CY2018Q4 us-gaap Defined Benefit Plan Expected Future Benefit Payments Year Four
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
1100000
CY2018Q4 us-gaap Defined Benefit Plan Expected Future Benefit Payments Year Five
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
975000
CY2018Q4 us-gaap Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter
DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
3810000
CY2018Q4 eqr Defined Benefit Plan Expected Future Benefit Payments
DefinedBenefitPlanExpectedFutureBenefitPayments
8888000
CY2018Q4 eqr Number Of Properties On Which Minimum Basic Rent And Fixed Base Rent Due
NumberOfPropertiesOnWhichMinimumBasicRentAndFixedBaseRentDue
12
CY2018Q4 eqr Number Of Customer
NumberOfCustomer
0
CY2017Q4 eqr Number Of Customer
NumberOfCustomer
0
CY2016Q4 eqr Number Of Customer
NumberOfCustomer
0
CY2018 eqr Number Of Units In Same Store Properties
NumberOfUnitsInSameStoreProperties
71721
CY2017 eqr Number Of Units In Same Store Properties
NumberOfUnitsInSameStoreProperties
71721
CY2016 eqr Number Of Units In Same Store Properties
NumberOfUnitsInSameStoreProperties
70117
CY2018 us-gaap Payments To Acquire Other Property Plant And Equipment
PaymentsToAcquireOtherPropertyPlantAndEquipment
188501000
CY2017 us-gaap Payments To Acquire Other Property Plant And Equipment
PaymentsToAcquireOtherPropertyPlantAndEquipment
202607000
CY2017Q4 us-gaap Real Estate Gross At Carrying Value
RealEstateGrossAtCarryingValue
26026896000
CY2016Q4 us-gaap Real Estate Gross At Carrying Value
RealEstateGrossAtCarryingValue
25386425000
CY2015Q4 us-gaap Real Estate Gross At Carrying Value
RealEstateGrossAtCarryingValue
28542697000
CY2018 eqr Real Estate Acquisitions And Development
RealEstateAcquisitionsAndDevelopment
855254000
CY2017 eqr Real Estate Acquisitions And Development
RealEstateAcquisitionsAndDevelopment
710960000
CY2016 eqr Real Estate Acquisitions And Development
RealEstateAcquisitionsAndDevelopment
832803000
CY2018 us-gaap Real Estate Improvements
RealEstateImprovements
192661000
CY2017 us-gaap Real Estate Improvements
RealEstateImprovements
204113000
CY2016 us-gaap Real Estate Improvements
RealEstateImprovements
174981000
CY2018 eqr Real Estate Dispositions And Other
RealEstateDispositionsAndOther
563789000
CY2017 eqr Real Estate Dispositions And Other
RealEstateDispositionsAndOther
274602000
CY2016 eqr Real Estate Dispositions And Other
RealEstateDispositionsAndOther
4164056000
CY2018Q4 us-gaap Real Estate Gross At Carrying Value
RealEstateGrossAtCarryingValue
26511022000
CY2017Q4 us-gaap Real Estate Accumulated Depreciation
RealEstateAccumulatedDepreciation
6040378000
CY2016Q4 us-gaap Real Estate Accumulated Depreciation
RealEstateAccumulatedDepreciation
5360389000
CY2015Q4 us-gaap Real Estate Accumulated Depreciation
RealEstateAccumulatedDepreciation
6084616000
CY2018 us-gaap Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense
SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense
785725000
CY2017 us-gaap Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense
SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense
743749000
CY2016 us-gaap Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense
SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense
705649000
CY2018 eqr Real Estate Accumulated Depreciation Dispositions And Other
RealEstateAccumulatedDepreciationDispositionsAndOther
129822000
CY2017 eqr Real Estate Accumulated Depreciation Dispositions And Other
RealEstateAccumulatedDepreciationDispositionsAndOther
63760000
CY2016 eqr Real Estate Accumulated Depreciation Dispositions And Other
RealEstateAccumulatedDepreciationDispositionsAndOther
1429876000
CY2018Q4 us-gaap Real Estate Accumulated Depreciation
RealEstateAccumulatedDepreciation
6696281000
CY2017 us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
640000
CY2016 us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
1494000
CY2018 eqr Amortization Of Deferred Financing Costs Other Assets
AmortizationOfDeferredFinancingCostsOtherAssets
2412000
CY2018 eqr Amortization Of Discounts And Premiums On Debt Mortgage Notes Payable
AmortizationOfDiscountsAndPremiumsOnDebtMortgageNotesPayable
20144000
CY2018 eqr Debt Financing Costs Notes Net
DebtFinancingCostsNotesNet
-7883000
CY2017 eqr Debt Financing Costs Notes Net
DebtFinancingCostsNotesNet
-6289000
CY2018Q4 us-gaap Number Of Real Estate Properties
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307
CY2016 us-gaap Distribution Made To Limited Partner Cash Distributions Paid
DistributionMadeToLimitedPartnerCashDistributionsPaid
188115000
CY2017 us-gaap Net Income Loss Available To Common Stockholders Basic
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600363000
CY2018 us-gaap Weighted Average Number Of Diluted Shares Outstanding
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383695000
CY2016 us-gaap Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
-3915000

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