$AVB
AVALONBAY COMMUNITIES INC Stock $avb

$avb Overview Financials Valuation SEC Filings Company Website

2018 Q1 Form 10-Q Financial Statement

#000091591218000012 Filed on May 04, 2018

Income Statement

Concept	2018 Q1	2017 Q1
Revenue	$560.8M	$522.3M
YoY Change	7.36%	2.72%
Cost Of Revenue	$191.9M	$176.0M
YoY Change	9.03%	5.58%
Gross Profit	$368.9M	$346.4M
YoY Change	6.5%	1.35%
Gross Profit Margin	65.78%	66.32%
Selling, General & Admin	$13.70M	$13.20M
YoY Change	3.79%	15.79%
% of Gross Profit	3.71%	3.81%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$159.1M	$140.6M
YoY Change	13.11%	10.54%
% of Gross Profit	43.12%	40.59%
Operating Expenses	$420.9M	$391.5M
YoY Change	7.51%	11.87%
Operating Profit	$369.3M	$355.9M
YoY Change	3.77%	1.42%
Interest Expense	$55.11M	$49.30M
YoY Change	11.8%	13.56%
% of Operating Profit	14.92%	13.85%
Other Income/Expense, Net
YoY Change
Pretax Income	$141.6M	$235.8M
YoY Change	-39.95%	-0.89%
Income Tax	$0.00	$20.00K
% Of Pretax Income	0.0%	0.01%
Net Earnings	$141.6M	$235.8M
YoY Change	-39.95%	-0.88%
Net Earnings / Revenue	25.25%	45.14%
Basic Earnings Per Share	$1.03	$1.72
Diluted Earnings Per Share	$1.03	$1.72
COMMON SHARES
Basic Shares Outstanding	137.8M shares	137.1M shares
Diluted Shares Outstanding	138.2M shares	137.5M shares

Balance Sheet

Concept	2018 Q1	2017 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$137.0M	$122.0M
YoY Change	12.3%	24.49%
Cash & Equivalents	$137.2M	$121.7M
Short-Term Investments
Other Short-Term Assets	$254.0M	$287.0M
YoY Change	-11.5%	37.98%
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$391.0M	$409.0M
YoY Change	-4.4%	33.66%
LONG-TERM ASSETS
Property, Plant & Equipment	$17.89B	$17.07B
YoY Change	4.79%	4.63%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$164.0M	$183.0M
YoY Change	-10.38%	0.55%
Other Assets	$174.0M	$287.0M
YoY Change	-39.37%	34.74%
Total Long-Term Assets	$18.26B	$17.57B
YoY Change	3.9%	4.97%
TOTAL ASSETS
Total Short-Term Assets	$391.0M	$409.0M
Total Long-Term Assets	$18.26B	$17.57B
Total Assets	$18.65B	$17.98B
YoY Change	3.72%	5.49%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$83.00M	$97.00M
YoY Change	-14.43%	-3.0%
Accrued Expenses	$360.0M	$348.0M
YoY Change	3.45%	1.16%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$705.0M	$698.0M
YoY Change	1.0%	1.9%
LONG-TERM LIABILITIES
Long-Term Debt	$7.599B	$7.006B
YoY Change	8.46%	7.73%
Other Long-Term Liabilities	$1.000M	$0.00
YoY Change
Total Long-Term Liabilities	$7.600B	$7.006B
YoY Change	8.48%	7.73%
TOTAL LIABILITIES
Total Short-Term Liabilities	$705.0M	$698.0M
Total Long-Term Liabilities	$7.600B	$7.006B
Total Liabilities	$8.305B	$7.703B
YoY Change	7.82%	7.18%
SHAREHOLDERS EQUITY
Retained Earnings	$128.2M	$133.7M
YoY Change	-4.12%	-191.06%
Common Stock	$1.382M	$1.378M
YoY Change	0.29%	0.44%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$10.34B	$10.27B
YoY Change
Total Liabilities & Shareholders Equity	$18.65B	$17.98B
YoY Change	3.72%	5.49%

Cashflow Statement

Concept	2018 Q1	2017 Q1
OPERATING ACTIVITIES
Net Income	$141.6M	$235.8M
YoY Change	-39.95%	-0.88%
Depreciation, Depletion And Amortization	$159.1M	$140.6M
YoY Change	13.11%	10.54%
Cash From Operating Activities	$315.9M	$299.9M
YoY Change	5.34%	7.96%
INVESTING ACTIVITIES
Capital Expenditures	-$318.3M	-$270.0M
YoY Change	17.89%	-40.2%
Acquisitions
YoY Change
Other Investing Activities	-$1.000M	$34.70M
YoY Change	-102.88%	-48.05%
Cash From Investing Activities	-$319.3M	-$108.9M
YoY Change	193.24%	-71.7%
FINANCING ACTIVITIES
Cash Dividend Paid	$196.0M	$185.2M
YoY Change	5.84%	8.2%
Common Stock Issuance & Retirement, Net	$0.00	$56.82M
YoY Change	-100.0%	5055.81%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$72.87M	-$152.3M
YoY Change	-147.85%	-22.32%
NET CHANGE
Cash From Operating Activities	$315.9M	$299.9M
Cash From Investing Activities	-$319.3M	-$108.9M
Cash From Financing Activities	$72.87M	-$152.3M
Net Change In Cash	$69.50M	$38.74M
YoY Change	79.39%	-112.79%
FREE CASH FLOW
Cash From Operating Activities	$315.9M	$299.9M
Capital Expenditures	-$318.3M	-$270.0M
Free Cash Flow	$634.2M	$569.9M
YoY Change	11.29%	-21.86%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2018Q1	avb	Additional Numberof Communities Expected To Be Developed AdditionalNumberofCommunitiesExpectedToBeDeveloped	28	community
CY2017Q1	avb	Casualty Gainand Impairment Loss Net Operating Activities CasualtyGainandImpairmentLossNetOperatingActivities	11688000	USD
CY2018Q1	avb	Casualty Gainand Impairment Loss Net Operating Activities CasualtyGainandImpairmentLossNetOperatingActivities	-58000	USD
CY2018Q1	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Heldfor Sale Not Classifiedas Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldforSaleNotClassifiedasDiscontinuedOperations	2144000	USD
CY2018Q1	avb	Derivative Notional Amounts Settled During Period DerivativeNotionalAmountsSettledDuringPeriod	300000000	USD
CY2017Q1	avb	Disposal Group Not Discontinued Operation Net Operating Income From Assets Heldfor Sale Not Classifiedas Discontinued Operations DisposalGroupNotDiscontinuedOperationNetOperatingIncomeFromAssetsHeldforSaleNotClassifiedasDiscontinuedOperations	8101000	USD
CY2017Q4	avb	Equity Method Investment Summarized Financial Information Assets Other Assets EquityMethodInvestmentSummarizedFinancialInformationAssetsOtherAssets	39976000	USD
CY2018Q1	avb	Equity Method Investment Summarized Financial Information Assets Other Assets EquityMethodInvestmentSummarizedFinancialInformationAssetsOtherAssets	38084000	USD
CY2017Q1	avb	Equity Method Investment Summarized Financial Information Depreciation And Amortization EquityMethodInvestmentSummarizedFinancialInformationDepreciationAndAmortization	7327000	USD
CY2018Q1	avb	Equity Method Investment Summarized Financial Information Depreciation And Amortization EquityMethodInvestmentSummarizedFinancialInformationDepreciationAndAmortization	5880000	USD
CY2017Q1	avb	Equity Method Investment Summarized Financial Information Interest Expense EquityMethodInvestmentSummarizedFinancialInformationInterestExpense	6948000	USD
CY2018Q1	avb	Equity Method Investment Summarized Financial Information Interest Expense EquityMethodInvestmentSummarizedFinancialInformationInterestExpense	5618000	USD
CY2017Q4	avb	Equity Method Investment Summarized Financial Information Liabilities Other Liabilities EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesOtherLiabilities	10540000	USD
CY2018Q1	avb	Equity Method Investment Summarized Financial Information Liabilities Other Liabilities EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesOtherLiabilities	13406000	USD
CY2017Q4	avb	Equity Method Investment Summarized Financial Information Mortgage Notes Payable And Credit Facility EquityMethodInvestmentSummarizedFinancialInformationMortgageNotesPayableAndCreditFacility	523815000	USD
CY2018Q1	avb	Equity Method Investment Summarized Financial Information Mortgage Notes Payable And Credit Facility EquityMethodInvestmentSummarizedFinancialInformationMortgageNotesPayableAndCreditFacility	523008000	USD
CY2017Q1	avb	Equity Method Investment Summarized Financial Information Operating And Other Expenses EquityMethodInvestmentSummarizedFinancialInformationOperatingAndOtherExpenses	11094000	USD
CY2018Q1	avb	Equity Method Investment Summarized Financial Information Operating And Other Expenses EquityMethodInvestmentSummarizedFinancialInformationOperatingAndOtherExpenses	8305000	USD
CY2017Q4	avb	Equity Method Investment Summarized Financial Information Real Estate Net EquityMethodInvestmentSummarizedFinancialInformationRealEstateNet	695077000	USD
CY2017Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	308189000	USD
CY2018Q1	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	299426000	USD
CY2018Q1	avb	Equity Method Investment Summarized Financial Information Real Estate Net EquityMethodInvestmentSummarizedFinancialInformationRealEstateNet	689612000	USD
CY2018Q1	avb	Estimated Number Of Apartment Homes In Communities Expected To Be Developed EstimatedNumberOfApartmentHomesInCommunitiesExpectedToBeDeveloped	9268	home
CY2018Q1	avb	Expected Aggregate Number Of Apartment Homes To Be Constructed ExpectedAggregateNumberOfApartmentHomesToBeConstructed	5774	home
CY2017Q1	avb	Gainonsaleofrealestateassetsincontinuingoperations Gainonsaleofrealestateassetsincontinuingoperations	87949000	USD
CY2018Q1	avb	Gainonsaleofrealestateassetsincontinuingoperations Gainonsaleofrealestateassetsincontinuingoperations	0	USD
CY2017Q1	avb	Indirect Operating Expenses Net Of Corporate Income IndirectOperatingExpensesNetOfCorporateIncome	16297000	USD
CY2018Q1	avb	Indirect Operating Expenses Net Of Corporate Income IndirectOperatingExpensesNetOfCorporateIncome	18082000	USD
CY2018Q1	avb	Number Of Apartment Homes Under Reconstruction NumberOfApartmentHomesUnderReconstruction	6260	home
CY2018Q1	avb	Number Of Communities With Apartments Under Reconstruction NumberOfCommunitiesWithApartmentsUnderReconstruction	15	community
CY2018Q1	avb	Number Of Owned Communities Under Construction NumberOfOwnedCommunitiesUnderConstruction	18	community
CY2018Q1	avb	Numberof Communities Heldfor Sale NumberofCommunitiesHeldforSale	2	community
CY2017Q1	avb	Operating Expenses From Assets Heldfor Sale Not Classifiedas Discontinued Operations OperatingExpensesFromAssetsHeldforSaleNotClassifiedasDiscontinuedOperations	4605000	USD
CY2018Q1	avb	Operating Expenses From Assets Heldfor Sale Not Classifiedas Discontinued Operations OperatingExpensesFromAssetsHeldforSaleNotClassifiedasDiscontinuedOperations	1081000	USD
CY2017Q1	avb	Payment For Redemption Of Preferred Interest Obligation PaymentForRedemptionOfPreferredInterestObligation	600000	USD
CY2018Q1	avb	Payment For Redemption Of Preferred Interest Obligation PaymentForRedemptionOfPreferredInterestObligation	480000	USD
CY2017Q1	avb	Percentage Change Of Net Operating Income From Prior Year PercentageChangeOfNetOperatingIncomeFromPriorYear	0.034
CY2018Q1	avb	Percentage Change Of Net Operating Income From Prior Year PercentageChangeOfNetOperatingIncomeFromPriorYear	0.086
CY2017Q1	avb	Real Estate Gross At Carrying Value Excluding Gross Real Estate Assets Held For Sale RealEstateGrossAtCarryingValueExcludingGrossRealEstateAssetsHeldForSale	20919484000	USD
CY2018Q1	avb	Real Estate Gross At Carrying Value Excluding Gross Real Estate Assets Held For Sale RealEstateGrossAtCarryingValueExcludingGrossRealEstateAssetsHeldForSale	22108756000	USD
CY2017Q1	avb	Revenue From Assets Heldfor Sale Not Classifiedas Discontinued Operations RevenueFromAssetsHeldforSaleNotClassifiedasDiscontinuedOperations	12706000	USD
CY2018Q1	avb	Revenue From Assets Heldfor Sale Not Classifiedas Discontinued Operations RevenueFromAssetsHeldforSaleNotClassifiedasDiscontinuedOperations	3225000	USD
CY2018Q1	dei	Amendment Flag AmendmentFlag	false
CY2018Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2018Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2018Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2018Q1	dei	Document Period End Date DocumentPeriodEndDate	2018-03-31
CY2018Q1	dei	Document Type DocumentType	10-Q
CY2018Q1	dei	Entity Central Index Key EntityCentralIndexKey	0000915912
CY2018Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	138208815	shares
CY2018Q1	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2018Q1	dei	Entity Registrant Name EntityRegistrantName	AVALONBAY COMMUNITIES INC
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-37419000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-24162000	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	10235475000	USD
CY2018Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	10229738000	USD
CY2017Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	10149000	USD
CY2018Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	10483000	USD
CY2018Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	6549000	USD
CY2017Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3986000	USD
CY2018Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3846000	USD
CY2017Q1	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	-4621000	USD
CY2018Q1	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	419000	USD
CY2017Q1	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1826000	USD
CY2018Q1	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2007000	USD
CY2018Q1	us-gaap	Amortization Period Of Deferred Gain Loss On Discontinuation Of Interest Rate Fair Value Hedge1 AmortizationPeriodOfDeferredGainLossOnDiscontinuationOfInterestRateFairValueHedge1	P10Y
CY2018Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	6995	shares
CY2017Q1	us-gaap	Asset Management Costs AssetManagementCosts	1321000	USD
CY2018Q1	us-gaap	Asset Management Costs AssetManagementCosts	1643000	USD
CY2017Q4	us-gaap	Assets Assets	18414821000	USD
CY2018Q1	us-gaap	Assets Assets	18646447000	USD
CY2017Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	0	USD
CY2018Q1	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	121387000	USD
CY2017Q1	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	728000	USD
CY2018Q1	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	800000	USD
CY2017Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	121705000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	67088000	USD
CY2018Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	137244000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	329977000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	368720000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	201906000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	271407000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	38743000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	69501000	USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2018Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.42
CY2018Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.47
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	280000000	shares
CY2018Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	280000000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	138094154	shares
CY2018Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	138208280	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	138094154	shares
CY2018Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	138208280	shares
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	1381000	USD
CY2018Q1	us-gaap	Construction Payable Current And Noncurrent ConstructionPayableCurrentAndNoncurrent	83209000	USD
CY2017Q1	us-gaap	Depreciation Depreciation	140621000	USD
CY2018Q1	us-gaap	Common Stock Value CommonStockValue	1382000	USD
CY2017Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	237772000	USD
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	154900000	USD
CY2017Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	1306300000	USD
CY2018Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	1375366000	USD
CY2017Q4	us-gaap	Construction Payable Current And Noncurrent ConstructionPayableCurrentAndNoncurrent	85377000	USD
CY2018Q1	us-gaap	Depreciation Depreciation	159059000	USD
CY2017Q1	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	1752000	USD
CY2018Q1	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	1756000	USD
CY2017Q1	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	123044000	USD
CY2018Q1	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	132024000	USD
CY2018Q1	us-gaap	Dividends Common Stock DividendsCommonStock	203166000	USD
CY2017Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	195657000	USD
CY2017Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	196094000	USD
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CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.72
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CY2017Q1	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	2078000	USD
CY2018Q1	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	2086000	USD
CY2017Q4	us-gaap	Equity Method Investment Difference Between Carrying Amount And Underlying Equity EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity	35402000	USD
CY2018Q1	us-gaap	Equity Method Investment Difference Between Carrying Amount And Underlying Equity EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity	35052000	USD
CY2017Q1	us-gaap	Equity Method Investment Realized Gain Loss On Disposal EquityMethodInvestmentRealizedGainLossOnDisposal	29447000	USD
CY2018Q1	us-gaap	Equity Method Investment Realized Gain Loss On Disposal EquityMethodInvestmentRealizedGainLossOnDisposal	0	USD
CY2017Q4	us-gaap	Equity Method Investment Summarized Financial Information Assets EquityMethodInvestmentSummarizedFinancialInformationAssets	735053000	USD
CY2018Q1	us-gaap	Equity Method Investment Summarized Financial Information Assets EquityMethodInvestmentSummarizedFinancialInformationAssets	727696000	USD
CY2017Q4	us-gaap	Equity Method Investment Summarized Financial Information Equity Or Capital EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital	200698000	USD
CY2018Q1	us-gaap	Equity Method Investment Summarized Financial Information Equity Or Capital EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital	191282000	USD
CY2017Q4	us-gaap	Equity Method Investment Summarized Financial Information Liabilities And Equity EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity	735053000	USD
CY2018Q1	us-gaap	Equity Method Investment Summarized Financial Information Liabilities And Equity EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity	727696000	USD
CY2017Q1	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	32720000	USD
CY2018Q1	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	1998000	USD
CY2017Q1	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	28642000	USD
CY2018Q1	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	21801000	USD
CY2017Q4	us-gaap	Fixtures And Equipment Gross FixturesAndEquipmentGross	615288000	USD
CY2018Q1	us-gaap	Fixtures And Equipment Gross FixturesAndEquipmentGross	636793000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	366000	USD
CY2018Q1	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	-47000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	97012000	USD
CY2018Q1	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	-47000	USD
CY2017Q1	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2018Q1	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-397000	USD
CY2017Q1	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	87949000	USD
CY2018Q1	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	0	USD
CY2017Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	13206000	USD
CY2018Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	13664000	USD
CY2017Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2018Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2017Q1	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	11688000	USD
CY2018Q1	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	-58000	USD
CY2017Q1	us-gaap	Income Loss Before Gain Or Loss On Sale Of Properties Extraordinary Items And Cumulative Effects Of Accounting Changes IncomeLossBeforeGainOrLossOnSaleOfPropertiesExtraordinaryItemsAndCumulativeEffectsOfAccountingChanges	130814000	USD
CY2018Q1	us-gaap	Income Loss Before Gain Or Loss On Sale Of Properties Extraordinary Items And Cumulative Effects Of Accounting Changes IncomeLossBeforeGainOrLossOnSaleOfPropertiesExtraordinaryItemsAndCumulativeEffectsOfAccountingChanges	139897000	USD
CY2017Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	235801000	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	141590000	USD
CY2017Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	16672000	USD
CY2018Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1740000	USD
CY2017Q1	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	5768000	USD
CY2018Q1	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-1486000	USD
CY2017Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20000	USD
CY2018Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	USD
CY2017Q1	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	21674000	USD
CY2018Q1	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	11677000	USD
CY2017Q1	us-gaap	Increase Decrease In Construction Payables IncreaseDecreaseInConstructionPayables	-4326000	USD
CY2018Q1	us-gaap	Increase Decrease In Construction Payables IncreaseDecreaseInConstructionPayables	-2168000	USD
CY2017Q1	us-gaap	Increase Decrease In Derivative Assets IncreaseDecreaseInDerivativeAssets	180000	USD
CY2017Q1	us-gaap	Increase Decrease In Derivative Liabilities IncreaseDecreaseInDerivativeLiabilities	102000	USD
CY2017Q1	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	10630000	USD
CY2018Q1	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	6608000	USD
CY2017Q1	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	17821000	USD
CY2018Q1	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	13164000	USD
CY2017Q1	us-gaap	Interest Expense InterestExpense	49295000	USD
CY2018Q1	us-gaap	Interest Expense InterestExpense	55113000	USD
CY2017Q1	us-gaap	Interest Paid Net InterestPaidNet	34503000	USD
CY2018Q1	us-gaap	Interest Paid Net InterestPaidNet	33936000	USD
CY2017Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	43116000	USD
CY2018Q1	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	60111000	USD
CY2017Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	15708666000	USD
CY2018Q1	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	15733783000	USD
CY2017Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	163475000	USD
CY2018Q1	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	164344000	USD
CY2017Q4	us-gaap	Land And Land Improvements LandAndLandImprovements	4237318000	USD
CY2018Q1	us-gaap	Land And Land Improvements LandAndLandImprovements	4226043000	USD
CY2017Q4	us-gaap	Land Available For Development LandAvailableForDevelopment	68364000	USD
CY2018Q1	us-gaap	Land Available For Development LandAvailableForDevelopment	136771000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	8020719000	USD
CY2018Q1	us-gaap	Liabilities Liabilities	8305371000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	18414821000	USD
CY2018Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	18646447000	USD
CY2017Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	0	USD
CY2018Q1	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	1244000	USD
CY2017Q4	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2018Q1	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2017Q4	us-gaap	Long Term Debt LongTermDebt	7404313000	USD
CY2018Q1	us-gaap	Long Term Debt LongTermDebt	7675879000	USD
CY2017Q1	us-gaap	Management Fees Revenue ManagementFeesRevenue	1200000	USD
CY2018Q1	us-gaap	Management Fees Revenue ManagementFeesRevenue	886000	USD
CY2018Q1	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-63000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-152272000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	72868000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-108880000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-319280000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	299895000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	315913000	USD
CY2017Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-94000	USD
CY2018Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-53000	USD
CY2017Q1	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-11000	USD
CY2018Q1	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-11000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	235875000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	141643000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	235886000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	141654000	USD
CY2017Q1	us-gaap	Noncash Project Abandonment Costs NoncashProjectAbandonmentCosts	265000	USD
CY2018Q1	us-gaap	Noncash Project Abandonment Costs NoncashProjectAbandonmentCosts	112000	USD
CY2017Q4	us-gaap	Notes Payable NotesPayable	7404313000	USD
CY2018Q1	us-gaap	Notes Payable NotesPayable	7675879000	USD
CY2018Q1	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	270	community
CY2018Q1	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	12	state
CY2018Q1	us-gaap	Number Of Units In Real Estate Property NumberOfUnitsInRealEstateProperty	78388	home
CY2017Q1	us-gaap	Operating Expenses OperatingExpenses	391512000	USD
CY2018Q1	us-gaap	Operating Expenses OperatingExpenses	420895000	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	355869000	USD
CY2018Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	386453000	USD
CY2017Q1	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	521126000	USD
CY2018Q1	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	559906000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	145000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	11501000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-1752000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-1756000	USD
CY2017Q4	us-gaap	Other Deferred Costs Net OtherDeferredCostsNet	45819000	USD
CY2018Q1	us-gaap	Other Deferred Costs Net OtherDeferredCostsNet	39369000	USD
CY2017Q1	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	8015000	USD
CY2018Q1	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	15240000	USD
CY2017Q1	us-gaap	Payments For Proceeds From Hedge Financing Activities PaymentsForProceedsFromHedgeFinancingActivities	0	USD
CY2018Q1	us-gaap	Payments For Proceeds From Hedge Financing Activities PaymentsForProceedsFromHedgeFinancingActivities	-12598000	USD
CY2017Q1	us-gaap	Payments For Proceeds From Real Estate Partnership Investment Net PaymentsForProceedsFromRealEstatePartnershipInvestmentNet	104000	USD
CY2018Q1	us-gaap	Payments For Proceeds From Real Estate Partnership Investment Net PaymentsForProceedsFromRealEstatePartnershipInvestmentNet	104000	USD
CY2017Q1	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	11000	USD
CY2018Q1	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	11000	USD
CY2017Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	185192000	USD
CY2018Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	195999000	USD
CY2017Q1	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	2315000	USD
CY2018Q1	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	3244000	USD
CY2017Q1	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	0	USD
CY2018Q1	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	10483000	USD
CY2017Q1	us-gaap	Payments To Acquire Businesses And Interest In Affiliates PaymentsToAcquireBusinessesAndInterestInAffiliates	5774000	USD
CY2018Q1	us-gaap	Payments To Acquire Businesses And Interest In Affiliates PaymentsToAcquireBusinessesAndInterestInAffiliates	4368000	USD
CY2017Q1	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	4795000	USD
CY2018Q1	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	2006000	USD
CY2017Q1	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	2429000	USD
CY2018Q1	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	1735000	USD
CY2017Q1	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	259573000	USD
CY2018Q1	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	301299000	USD
CY2018Q1	us-gaap	Pledged Assets Not Separately Reported Real Estate PledgedAssetsNotSeparatelyReportedRealEstate	2252748000	USD
CY2017Q4	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	25
CY2018Q1	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	25
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2018Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2018Q1	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2018Q1	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2018Q1	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2017Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	253378000	USD
CY2018Q1	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	253650000	USD
CY2017Q1	us-gaap	Proceeds From Distributions Received From Real Estate Partnerships ProceedsFromDistributionsReceivedFromRealEstatePartnerships	1038000	USD
CY2018Q1	us-gaap	Proceeds From Distributions Received From Real Estate Partnerships ProceedsFromDistributionsReceivedFromRealEstatePartnerships	0	USD
CY2017Q1	us-gaap	Proceeds From Insurance Settlement Investing Activities ProceedsFromInsuranceSettlementInvestingActivities	4095000	USD
CY2018Q1	us-gaap	Proceeds From Insurance Settlement Investing Activities ProceedsFromInsuranceSettlementInvestingActivities	58000	USD
CY2017Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	56817000	USD
CY2018Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2017Q1	us-gaap	Proceeds From Sale And Collection Of Notes Receivable ProceedsFromSaleAndCollectionOfNotesReceivable	0	USD
CY2018Q1	us-gaap	Proceeds From Sale And Collection Of Notes Receivable ProceedsFromSaleAndCollectionOfNotesReceivable	4862000	USD
CY2017Q1	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	11952000	USD
CY2018Q1	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	2013000	USD
CY2017Q1	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	159985000	USD
CY2018Q1	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	603000	USD
CY2017Q1	us-gaap	Proceeds From Unsecured Notes Payable ProceedsFromUnsecuredNotesPayable	0	USD
CY2018Q1	us-gaap	Proceeds From Unsecured Notes Payable ProceedsFromUnsecuredNotesPayable	299442000	USD
CY2017Q1	us-gaap	Profit Loss ProfitLoss	235781000	USD
CY2018Q1	us-gaap	Profit Loss ProfitLoss	141590000	USD
CY2018Q1	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	153151000	USD
CY2017Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	4218379000	USD
CY2018Q1	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	4345596000	USD
CY2017Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	20561272000	USD
CY2018Q1	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	20596619000	USD
CY2017Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	16342893000	USD
CY2018Q1	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	16251023000	USD
CY2017Q4	us-gaap	Real Estate Investments RealEstateInvestments	17717557000	USD
CY2018Q1	us-gaap	Real Estate Investments RealEstateInvestments	17884547000	USD
CY2017Q1	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	52930000	USD
CY2018Q1	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	59896000	USD
CY2017Q4	us-gaap	Redeemable Noncontrolling Interest Equity Common Carrying Amount RedeemableNoncontrollingInterestEquityCommonCarryingAmount	6056000	USD
CY2018Q1	us-gaap	Redeemable Noncontrolling Interest Equity Common Carrying Amount RedeemableNoncontrollingInterestEquityCommonCarryingAmount	5952000	USD
CY2017Q1	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	0	USD
CY2018Q1	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	267000	USD
CY2017Q1	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	21905000	USD
CY2018Q1	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	28584000	USD
CY2017Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	247015000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	134818000	USD
CY2018Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	134163000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	188609000	USD
CY2018Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	128166000	USD
CY2017Q1	us-gaap	Revenues Revenues	522326000	USD
CY2018Q1	us-gaap	Revenues Revenues	560792000	USD
CY2017Q4	us-gaap	Secured Debt SecuredDebt	1476706000	USD
CY2018Q1	us-gaap	Secured Debt SecuredDebt	1448822000	USD
CY2017Q4	us-gaap	Security Deposit SecurityDeposit	32686000	USD
CY2018Q1	us-gaap	Security Deposit SecurityDeposit	33130000	USD
CY2017Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	58473000	USD
CY2018Q1	us-gaap	Security Deposit Liability SecurityDepositLiability	58760000	USD
CY2017Q1	us-gaap	Share Based Compensation ShareBasedCompensation	4319000	USD
CY2018Q1	us-gaap	Share Based Compensation ShareBasedCompensation	4029000	USD
CY2017Q1	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	57172	shares
CY2018Q1	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	67609	shares
CY2017Q1	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	1165	shares
CY2018Q1	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	566	shares
CY2018Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation Forfeited StockIssuedDuringPeriodSharesShareBasedCompensationForfeited	1829	shares
CY2017Q1	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	205000	USD
CY2018Q1	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	96000	USD
CY2018Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	-11142000	USD
CY2017Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Forfeited StockIssuedDuringPeriodValueShareBasedCompensationForfeited	41000	USD
CY2018Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Forfeited StockIssuedDuringPeriodValueShareBasedCompensationForfeited	234000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10388046000	USD
CY2018Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10335124000	USD
CY2017Q1	us-gaap	Undistributed Earnings UndistributedEarnings	235223000	USD
CY2018Q1	us-gaap	Undistributed Earnings UndistributedEarnings	141213000	USD
CY2017Q1	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	652000	USD
CY2018Q1	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	430000	USD
CY2017Q4	us-gaap	Unsecured Debt UnsecuredDebt	5852764000	USD
CY2018Q1	us-gaap	Unsecured Debt UnsecuredDebt	6150633000	USD
CY2017Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	454868	shares
CY2018Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	381202	shares
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	137531242	shares
CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	138153170	shares
CY2017Q1	us-gaap	Weighted Average Number Of Limited Partnership And General Partnership Unit Outstanding Basic And Diluted WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted	7500	shares
CY2018Q1	us-gaap	Weighted Average Number Of Limited Partnership And General Partnership Unit Outstanding Basic And Diluted WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted	7500	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	137068874	shares
CY2018Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	137764468	shares
CY2018Q1	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Use of Estimates</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with GAAP requires management to make certain estimates and assumptions. These estimates and assumptions affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the dates of the financial statements and the reported amounts of revenue and expenses during the reporting periods.  Actual results could differ from those estimates.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></div>
CY2018Q1	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Reclassifications</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Certain reclassifications have been made to amounts in prior years' notes to financial statements to conform to current year presentations as a result of changes in held for sale classification and disposition activity.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></div>

Files In Submission

Name	View Source	Status
0000915912-18-000012-index-headers.html	Edgar Link	pending
0000915912-18-000012-index.html	Edgar Link	pending
0000915912-18-000012.txt	Edgar Link	pending
0000915912-18-000012-xbrl.zip	Edgar Link	pending
avb-20180331.xml	Edgar Link	completed
avb-20180331.xsd	Edgar Link	pending
avb-20180331_cal.xml	Edgar Link	unprocessable
avb-20180331_def.xml	Edgar Link	unprocessable
avb-20180331_lab.xml	Edgar Link	unprocessable
avb-20180331_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
q1201810-q.htm	Edgar Link	pending
q1201810-qex121.htm	Edgar Link	pending
q1201810-qex311.htm	Edgar Link	pending
q1201810-qex312.htm	Edgar Link	pending
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$AVB
AVALONBAY COMMUNITIES INC Stock $avb

2018 Q1 Form 10-Q Financial Statement

#000091591218000012 Filed on May 04, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AVB AVALONBAY COMMUNITIES INC Stock $avb

2018 Q1 Form 10-Q Financial Statement

#000091591218000012 Filed on May 04, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AVB
AVALONBAY COMMUNITIES INC Stock $avb