$FRT
Federal Realty Investment Trust Stock $frt

$frt Overview Financials Valuation SEC Filings Company Website

2015 Q4 Form 10-K Financial Statement

#000003490317000008 Filed on February 13, 2017

Income Statement

Concept	2015 Q4	2015 Q3	2015 Q2
Revenue	$192.5M	$185.3M	$181.5M
YoY Change	9.15%	8.37%	8.05%
Cost Of Revenue	$62.10M	$56.20M	$53.30M
YoY Change	16.73%	7.46%	5.34%
Gross Profit	$130.5M	$129.0M	$128.2M
YoY Change	6.01%	8.68%	9.2%
Gross Profit Margin	67.79%	69.63%	70.65%
Selling, General & Admin	$8.100M	$9.400M	$9.300M
YoY Change	0.0%	11.9%	14.81%
% of Gross Profit	6.21%	7.29%	7.25%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$46.40M	$43.70M	$42.70M
YoY Change	6.91%	2.34%	4.66%
% of Gross Profit	35.56%	33.88%	33.31%
Operating Expenses	$54.50M	$109.3M	$105.3M
YoY Change	5.62%	5.83%	5.7%
Operating Profit	$75.91M	$75.92M	$76.20M
YoY Change	6.01%	12.27%	11.47%
Interest Expense	-$22.70M	$21.73M	$23.45M
YoY Change	-4.62%	-7.21%	1.0%
% of Operating Profit	-29.9%	28.63%	30.77%
Other Income/Expense, Net
YoY Change
Pretax Income	$53.20M	$54.60M	$34.20M
YoY Change	42.63%	22.42%	-24.67%
Income Tax
% Of Pretax Income
Net Earnings	$67.95M	$52.45M	$43.63M
YoY Change	93.26%	11.41%	0.2%
Net Earnings / Revenue	35.3%	28.31%	24.04%
Basic Earnings Per Share	$0.98	$0.75	$0.63
Diluted Earnings Per Share	$0.97	$0.75	$0.63
COMMON SHARES
Basic Shares Outstanding	69.42M shares	69.01M shares	68.53M shares
Diluted Shares Outstanding		69.18M shares	68.71M shares

Balance Sheet

Concept	2015 Q4	2015 Q3	2015 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$21.00M	$12.90M	$22.20M
YoY Change	-56.25%	-46.03%	-46.25%
Cash & Equivalents	$21.05M	$12.86M	$22.18M
Short-Term Investments
Other Short-Term Assets	$191.6M	$188.5M	$165.7M
YoY Change	19.6%	27.02%	28.85%
Inventory
Prepaid Expenses
Receivables	$110.4M	$112.3M	$106.2M
Other Receivables	$41.60M	$41.20M	$50.70M
Total Short-Term Assets	$364.6M	$354.9M	$344.8M
YoY Change	3.43%	8.14%	6.88%
LONG-TERM ASSETS
Property, Plant & Equipment	$4.490B	$4.371B	$4.336B
YoY Change	8.41%	6.46%	6.79%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$41.50M	$41.30M	$37.70M
YoY Change	10.67%	26.3%	6.2%
Other Assets	$0.00
YoY Change
Total Long-Term Assets	$4.532B	$4.429B	$4.389B
YoY Change	8.05%	6.69%	6.82%
TOTAL ASSETS
Total Short-Term Assets	$364.6M	$354.9M	$344.8M
Total Long-Term Assets	$4.532B	$4.429B	$4.389B
Total Assets	$4.897B	$4.784B	$4.734B
YoY Change	7.69%	6.8%	6.82%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$146.5M	$154.8M	$137.9M
YoY Change	0.55%	-3.37%	-18.21%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$228.3M	$237.0M	$213.8M
YoY Change	3.58%	1.24%	-9.29%
LONG-TERM LIABILITIES
Long-Term Debt	$2.627B	$2.533B	$2.540B
YoY Change	9.03%	7.1%	7.71%
Other Long-Term Liabilities	$121.8M	$115.3M	$118.6M
YoY Change	15.78%	6.86%	8.61%
Total Long-Term Liabilities	$2.749B	$2.648B	$2.658B
YoY Change	9.31%	7.09%	7.75%
TOTAL LIABILITIES
Total Short-Term Liabilities	$228.3M	$237.0M	$213.8M
Total Long-Term Liabilities	$2.749B	$2.648B	$2.658B
Total Liabilities	$2.977B	$2.885B	$2.872B
YoY Change	8.85%	6.58%	6.26%
SHAREHOLDERS EQUITY
Retained Earnings
YoY Change
Common Stock	$2.383B	$2.390B	$2.345B
YoY Change	4.41%	7.45%	8.01%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.664B	$1.666B	$1.636B
YoY Change
Total Liabilities & Shareholders Equity	$4.897B	$4.784B	$4.734B
YoY Change	7.69%	6.8%	6.82%

Cashflow Statement

Concept	2015 Q4	2015 Q3	2015 Q2
OPERATING ACTIVITIES
Net Income	$67.95M	$52.45M	$43.63M
YoY Change	93.26%	11.41%	0.2%
Depreciation, Depletion And Amortization	$46.40M	$43.70M	$42.70M
YoY Change	6.91%	2.34%	4.66%
Cash From Operating Activities	$107.8M	$87.60M	$91.60M
YoY Change	3.36%	25.68%	-1.4%
INVESTING ACTIVITIES
Capital Expenditures	-$110.7M	-$71.50M	-$162.8M
YoY Change	15.79%	-24.82%	71.01%
Acquisitions
YoY Change
Other Investing Activities	$43.50M	$1.400M	$41.40M
YoY Change	-321.94%	-68.18%	-691.43%
Cash From Investing Activities	-$67.30M	-$70.10M	-$121.5M
YoY Change	-41.63%	-22.8%	19.0%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-32.40M	-26.70M	-119.5M
YoY Change	-192.84%	-821.62%	374.21%
NET CHANGE
Cash From Operating Activities	107.8M	87.60M	91.60M
Cash From Investing Activities	-67.30M	-70.10M	-121.5M
Cash From Financing Activities	-32.40M	-26.70M	-119.5M
Net Change In Cash	8.100M	-9.200M	-149.4M
YoY Change	-66.11%	-47.13%	334.3%
FREE CASH FLOW
Cash From Operating Activities	$107.8M	$87.60M	$91.60M
Capital Expenditures	-$110.7M	-$71.50M	-$162.8M
Free Cash Flow	$218.5M	$159.1M	$254.4M
YoY Change	9.3%	-3.46%	35.25%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2016	dei	Amendment Flag AmendmentFlag	false
CY2016	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2016	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2016	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2016
CY2016	dei	Document Period End Date DocumentPeriodEndDate	2016-12-31
CY2016	dei	Document Type DocumentType	10-K
CY2016	dei	Entity Central Index Key EntityCentralIndexKey	0000034903
CY2017Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	72105659	shares
CY2016	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2016	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2016Q2	dei	Entity Public Float EntityPublicFloat	11800000000	USD
CY2016	dei	Entity Registrant Name EntityRegistrantName	FEDERAL REALTY INVESTMENT TRUST
CY2016	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2016	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2016	dei	Trading Symbol TradingSymbol	FRT
CY2015Q4	frt	Accumulated Depreciation And Amortization Consolidated Variable Interest Entities AccumulatedDepreciationAndAmortizationConsolidatedVariableInterestEntities	176057000	USD
CY2016Q4	frt	Accumulated Depreciation And Amortization Consolidated Variable Interest Entities AccumulatedDepreciationAndAmortizationConsolidatedVariableInterestEntities	209239000	USD
CY2014	frt	Adjustment Depreciation And Amortization AdjustmentDepreciationAndAmortization	170814000	USD
CY2015	frt	Adjustment Depreciation And Amortization AdjustmentDepreciationAndAmortization	174796000	USD
CY2016	frt	Adjustment Depreciation And Amortization AdjustmentDepreciationAndAmortization	193585000	USD
CY2014	frt	Capital Expenditures Development Redevelopment CapitalExpendituresDevelopmentRedevelopment	314654000	USD
CY2015	frt	Capital Expenditures Development Redevelopment CapitalExpendituresDevelopmentRedevelopment	236437000	USD
CY2016	frt	Capital Expenditures Development Redevelopment CapitalExpendituresDevelopmentRedevelopment	379720000	USD
CY2014	frt	Common Stock Capital Gain Dividends Per Share Cash Paid CommonStockCapitalGainDividendsPerShareCashPaid	0.032
CY2015	frt	Common Stock Capital Gain Dividends Per Share Cash Paid CommonStockCapitalGainDividendsPerShareCashPaid	0.035
CY2016	frt	Common Stock Capital Gain Dividends Per Share Cash Paid CommonStockCapitalGainDividendsPerShareCashPaid	0.000
CY2014	frt	Common Stock Ordinary Dividends Per Share Cash Paid CommonStockOrdinaryDividendsPerShareCashPaid	3.178
CY2015	frt	Common Stock Ordinary Dividends Per Share Cash Paid CommonStockOrdinaryDividendsPerShareCashPaid	3.515
CY2016	frt	Common Stock Ordinary Dividends Per Share Cash Paid CommonStockOrdinaryDividendsPerShareCashPaid	3.800
CY2014	frt	Common Stock Ordinary Dividends Tax Rate CommonStockOrdinaryDividendsTaxRate	0.15
CY2015	frt	Common Stock Ordinary Dividends Tax Rate CommonStockOrdinaryDividendsTaxRate	0.15
CY2016	frt	Common Stock Ordinary Dividends Tax Rate CommonStockOrdinaryDividendsTaxRate	0.15
CY2014	frt	Conversion And Redemption Of Operating Partnership Units ConversionAndRedemptionOfOperatingPartnershipUnits	63000	USD
CY2015	frt	Conversion And Redemption Of Operating Partnership Units ConversionAndRedemptionOfOperatingPartnershipUnits	151000	USD
CY2016	frt	Conversion And Redemption Of Operating Partnership Units ConversionAndRedemptionOfOperatingPartnershipUnits	0	USD
CY2016Q4	frt	Convertible Preferred Stock Conversion Price Per Share ConvertiblePreferredStockConversionPricePerShare	104.69
CY2014	frt	Depreciation Expense Real Estate DepreciationExpenseRealEstate	155700000	USD
CY2015	frt	Depreciation Expense Real Estate DepreciationExpenseRealEstate	156500000	USD
CY2016	frt	Depreciation Expense Real Estate DepreciationExpenseRealEstate	173200000	USD
CY2014	frt	Dividends Paid To Common And Preferred Shareholders DividendsPaidToCommonAndPreferredShareholders	215216000	USD
CY2015	frt	Dividends Paid To Common And Preferred Shareholders DividendsPaidToCommonAndPreferredShareholders	243314000	USD
CY2016	frt	Dividends Paid To Common And Preferred Shareholders DividendsPaidToCommonAndPreferredShareholders	267694000	USD
CY2014	frt	Dividends Reinvested In Noncash Financing Transaction DividendsReinvestedInNoncashFinancingTransaction	1855000	USD
CY2015	frt	Dividends Reinvested In Noncash Financing Transaction DividendsReinvestedInNoncashFinancingTransaction	1977000	USD
CY2016	frt	Dividends Reinvested In Noncash Financing Transaction DividendsReinvestedInNoncashFinancingTransaction	2017000	USD
CY2014	frt	Earnings Allocated To Unvested Shares EarningsAllocatedToUnvestedShares	1003000	USD
CY2015	frt	Earnings Allocated To Unvested Shares EarningsAllocatedToUnvestedShares	797000	USD
CY2016	frt	Earnings Allocated To Unvested Shares EarningsAllocatedToUnvestedShares	702000	USD
CY2014	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestate Gainlossonchangeincontrolofinterestsandsaleofrealestate	4401000	USD
CY2015	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestate Gainlossonchangeincontrolofinterestsandsaleofrealestate	28330000	USD
CY2016	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestate Gainlossonchangeincontrolofinterestsandsaleofrealestate	32458000	USD
CY2014	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestatenet Gainlossonchangeincontrolofinterestsandsaleofrealestatenet	4401000	USD
CY2015	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestatenet Gainlossonchangeincontrolofinterestsandsaleofrealestatenet	28330000	USD
CY2016	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestatenet Gainlossonchangeincontrolofinterestsandsaleofrealestatenet	31133000	USD
CY2014	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestatenetperbasicshare Gainlossonchangeincontrolofinterestsandsaleofrealestatenetperbasicshare	0.07
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CY2016	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestatenetperbasicshare Gainlossonchangeincontrolofinterestsandsaleofrealestatenetperbasicshare	0.44
CY2014	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestatenetperdilutedshare Gainlossonchangeincontrolofinterestsandsaleofrealestatenetperdilutedshare	0.07
CY2015	frt	Gainlossonchangeincontrolofinterestsandsaleofrealestatenetperdilutedshare Gainlossonchangeincontrolofinterestsandsaleofrealestatenetperdilutedshare	0.41
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CY2014	frt	Ground Rent Expense GroundRentExpense	1952000	USD
CY2015	frt	Ground Rent Expense GroundRentExpense	2540000	USD
CY2016	frt	Ground Rent Expense GroundRentExpense	2561000	USD
CY2014	frt	Income Loss From Continuing Operations Available For Common Shareholders IncomeLossFromContinuingOperationsAvailableForCommonShareholders	158590000	USD
CY2015	frt	Income Loss From Continuing Operations Available For Common Shareholders IncomeLossFromContinuingOperationsAvailableForCommonShareholders	180551000	USD
CY2016	frt	Income Loss From Continuing Operations Available For Common Shareholders IncomeLossFromContinuingOperationsAvailableForCommonShareholders	217534000	USD
CY2014	frt	Increase Decrease In Security Deposits And Other Liabilities IncreaseDecreaseInSecurityDepositsAndOtherLiabilities	425000	USD
CY2015	frt	Increase Decrease In Security Deposits And Other Liabilities IncreaseDecreaseInSecurityDepositsAndOtherLiabilities	3729000	USD
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CY2014	frt	Issuance Repayments Of Mortgage And Other Notes Receivable Net IssuanceRepaymentsOfMortgageAndOtherNotesReceivableNet	-5008000	USD
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CY2016	frt	Issuance Repayments Of Mortgage And Other Notes Receivable Net IssuanceRepaymentsOfMortgageAndOtherNotesReceivableNet	-11626000	USD
CY2016Q4	frt	Lineofcreditfacilityannualfacilityfee Lineofcreditfacilityannualfacilityfee	1000000	USD
CY2016Q2	frt	Lineofcreditfacilityoptiontoincreaseamount Lineofcreditfacilityoptiontoincreaseamount	1500000000	USD
CY2014	frt	Lineofcreditfacilityweightedaverageinterestratebeforeamortizationofdebt Fees LineofcreditfacilityweightedaverageinterestratebeforeamortizationofdebtFees	0.011
CY2015	frt	Lineofcreditfacilityweightedaverageinterestratebeforeamortizationofdebt Fees LineofcreditfacilityweightedaverageinterestratebeforeamortizationofdebtFees	0.011
CY2016	frt	Lineofcreditfacilityweightedaverageinterestratebeforeamortizationofdebt Fees LineofcreditfacilityweightedaverageinterestratebeforeamortizationofdebtFees	0.013
CY2016	frt	Minimum Percentage Of Taxable Income Distributed To Shareholders MinimumPercentageOfTaxableIncomeDistributedToShareholders	0.9
CY2015Q4	frt	Mortgage Payable From Consolidated Variable Interest Entities MortgagePayableFromConsolidatedVariableInterestEntities	448315000	USD
CY2016Q4	frt	Mortgage Payable From Consolidated Variable Interest Entities MortgagePayableFromConsolidatedVariableInterestEntities	439120000	USD
CY2014	frt	Net Income Available For Common Shareholders Basic And Diluted NetIncomeAvailableForCommonShareholdersBasicAndDiluted	162991000	USD
CY2015	frt	Net Income Available For Common Shareholders Basic And Diluted NetIncomeAvailableForCommonShareholdersBasicAndDiluted	208881000	USD
CY2016	frt	Net Income Available For Common Shareholders Basic And Diluted NetIncomeAvailableForCommonShareholdersBasicAndDiluted	248667000	USD
CY2014	frt	Netincomeattributabletononcontrollinginterestsnetofamountsfromgainonrealestate Netincomeattributabletononcontrollinginterestsnetofamountsfromgainonrealestate	7754000	USD
CY2015	frt	Netincomeattributabletononcontrollinginterestsnetofamountsfromgainonrealestate Netincomeattributabletononcontrollinginterestsnetofamountsfromgainonrealestate	8205000	USD
CY2016	frt	Netincomeattributabletononcontrollinginterestsnetofamountsfromgainonrealestate Netincomeattributabletononcontrollinginterestsnetofamountsfromgainonrealestate	7648000	USD
CY2016Q4	frt	Number Of Leases NumberOfLeases	2900	lease
CY2016Q4	frt	Number Of Share Based Compensation Plans NumberOfShareBasedCompensationPlans	2
CY2016Q4	frt	Numberof Consolidated Variable Interest Entities NumberofConsolidatedVariableInterestEntities	14
CY2016	frt	Numberof Properties Exceeding Segment Reporting Threshold NumberofPropertiesExceedingSegmentReportingThreshold	0	property
CY2016Q4	frt	Operating Partnership Units Fair Value OperatingPartnershipUnitsFairValue	108500000	USD
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CY2016Q4	frt	Operating Real Estate From Consolidated Variable Interest Entities OperatingRealEstateFromConsolidatedVariableInterestEntities	1226918000	USD
CY2014	frt	Other Rental Income OtherRentalIncome	11860000	USD
CY2015	frt	Other Rental Income OtherRentalIncome	15169000	USD
CY2016	frt	Other Rental Income OtherRentalIncome	18547000	USD
CY2014	frt	Paymentsofdividendsandredemptionsminorityinterest Paymentsofdividendsandredemptionsminorityinterest	7812000	USD
CY2015	frt	Paymentsofdividendsandredemptionsminorityinterest Paymentsofdividendsandredemptionsminorityinterest	9626000	USD
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CY2014	frt	Preferred Stock Capital Gain Dividends Per Share Cash Paid PreferredStockCapitalGainDividendsPerShareCashPaid	0.014
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CY2015	frt	Preferred Stock Ordinary Dividends Tax Rate PreferredStockOrdinaryDividendsTaxRate	0.15
CY2016	frt	Preferred Stock Ordinary Dividends Per Share Cash Paid PreferredStockOrdinaryDividendsPerShareCashPaid	1.354
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CY2014	frt	Profit Loss Excluding Redeemable Noncontrolling Interests ProfitLossExcludingRedeemableNoncontrollingInterests	168837000	USD
CY2015	frt	Profit Loss Excluding Redeemable Noncontrolling Interests ProfitLossExcludingRedeemableNoncontrollingInterests	215001000	USD
CY2016	frt	Profit Loss Excluding Redeemable Noncontrolling Interests ProfitLossExcludingRedeemableNoncontrollingInterests	256170000	USD
CY2014	frt	Property Payroll Expense PropertyPayrollExpense	11554000	USD
CY2015	frt	Property Payroll Expense PropertyPayrollExpense	12673000	USD
CY2016	frt	Property Payroll Expense PropertyPayrollExpense	13832000	USD
CY2014	frt	Real Estate Accumulated Depreciation Dispositions And Retirements RealEstateAccumulatedDepreciationDispositionsAndRetirements	39083000	USD
CY2015	frt	Real Estate Accumulated Depreciation Dispositions And Retirements RealEstateAccumulatedDepreciationDispositionsAndRetirements	49522000	USD
CY2016	frt	Real Estate Accumulated Depreciation Dispositions And Retirements RealEstateAccumulatedDepreciationDispositionsAndRetirements	18051000	USD
CY2014	frt	Real Estate Dispositions And Retirements RealEstateDispositionsAndRetirements	44467000	USD
CY2015	frt	Real Estate Dispositions And Retirements RealEstateDispositionsAndRetirements	117789000	USD
CY2016	frt	Real Estate Dispositions And Retirements RealEstateDispositionsAndRetirements	18561000	USD
CY2015	frt	Redeemable Noncontrolling Interests Contributions RedeemableNoncontrollingInterestsContributions	12000	USD
CY2016	frt	Redeemable Noncontrolling Interests Contributions RedeemableNoncontrollingInterestsContributions	0	USD
CY2015	frt	Redeemable Noncontrolling Interests Distributions RedeemableNoncontrollingInterestsDistributions	4286000	USD
CY2016	frt	Redeemable Noncontrolling Interests Distributions RedeemableNoncontrollingInterestsDistributions	16426000	USD
CY2014	frt	Redemptionofoperatingpartnershipunitsforcommonshares Redemptionofoperatingpartnershipunitsforcommonshares	0	USD
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CY2016	frt	Refinanceofmortgageloan Refinanceofmortgageloan	0	USD
CY2014	frt	Repaymentof Note Payablewith Public Funding RepaymentofNotePayablewithPublicFunding	10000000	USD
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CY2016	frt	Repaymentof Note Payablewith Public Funding RepaymentofNotePayablewithPublicFunding	0	USD
CY2016	frt	Residual Profit Maximum ResidualProfitMaximum	0.5
CY2014	frt	Revenue Mortgage Interest RevenueMortgageInterest	5010000	USD
CY2015	frt	Revenue Mortgage Interest RevenueMortgageInterest	4390000	USD
CY2016	frt	Revenue Mortgage Interest RevenueMortgageInterest	3993000	USD
CY2014	frt	Share Based Compensation Expense Net Value ShareBasedCompensationExpenseNetValue	12941000	USD
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CY2016	frt	Share Based Compensation Expense Net Value ShareBasedCompensationExpenseNetValue	11227000	USD
CY2016	frt	Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition Years ShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognitionYears	P7Y5M
CY2014	frt	Shareswithheldforemployeetaxesnetvalue Shareswithheldforemployeetaxesnetvalue	3335000	USD
CY2015	frt	Shareswithheldforemployeetaxesnetvalue Shareswithheldforemployeetaxesnetvalue	9211000	USD
CY2016	frt	Shareswithheldforemployeetaxesnetvalue Shareswithheldforemployeetaxesnetvalue	4451000	USD
CY2016	frt	Straight Line Rents Collection Of Accounts Receivable Period StraightLineRentsCollectionOfAccountsReceivablePeriod	P1Y
CY2014	frt	Valueofdown Reit Operating Partnership Units Issuedin Connectionwith Business Acquisition ValueofdownREITOperatingPartnershipUnitsIssuedinConnectionwithBusinessAcquisition	65348000	USD
CY2015	frt	Valueofdown Reit Operating Partnership Units Issuedin Connectionwith Business Acquisition ValueofdownREITOperatingPartnershipUnitsIssuedinConnectionwithBusinessAcquisition	7742000	USD
CY2016	frt	Valueofdown Reit Operating Partnership Units Issuedin Connectionwith Business Acquisition ValueofdownREITOperatingPartnershipUnitsIssuedinConnectionwithBusinessAcquisition	0	USD
CY2015Q4	us-gaap	Accounts And Notes Receivable Net AccountsAndNotesReceivableNet	110402000	USD
CY2016Q4	us-gaap	Accounts And Notes Receivable Net AccountsAndNotesReceivableNet	116749000	USD
CY2015Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	146532000	USD
CY2016Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	201756000	USD
CY2015Q4	us-gaap	Accumulated Distributions In Excess Of Net Income AccumulatedDistributionsInExcessOfNetIncome	724701000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	47951000	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	21046000	USD
CY2016Q4	us-gaap	Accumulated Distributions In Excess Of Net Income AccumulatedDistributionsInExcessOfNetIncome	749734000	USD
CY2015Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-4110000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2577000	USD
CY2015Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2381867000	USD
CY2016Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2718325000	USD
CY2014	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	12941000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	12074000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11227000	USD
CY2015Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	11700000	USD
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	11900000	USD
CY2014	us-gaap	Amortization Of Above And Below Market Leases AmortizationOfAboveAndBelowMarketLeases	2400000	USD
CY2015	us-gaap	Amortization Of Above And Below Market Leases AmortizationOfAboveAndBelowMarketLeases	2700000	USD
CY2016	us-gaap	Amortization Of Above And Below Market Leases AmortizationOfAboveAndBelowMarketLeases	1800000	USD
CY2014	us-gaap	Amortization Of Below Market Lease AmortizationOfBelowMarketLease	5800000	USD
CY2015	us-gaap	Amortization Of Below Market Lease AmortizationOfBelowMarketLease	7100000	USD
CY2016	us-gaap	Amortization Of Below Market Lease AmortizationOfBelowMarketLease	8500000	USD
CY2014	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2015	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2016	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2015Q4	us-gaap	Assets Assets	4896559000	USD
CY2016Q4	us-gaap	Assets Assets	5423279000	USD
CY2015Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	40700000	USD
CY2016Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	48900000	USD
CY2016Q4	us-gaap	Below Market Lease Amortization Income After Year Five BelowMarketLeaseAmortizationIncomeAfterYearFive	60122000	USD
CY2016Q4	us-gaap	Below Market Lease Amortization Income Next Twelve Months BelowMarketLeaseAmortizationIncomeNextTwelveMonths	7538000	USD
CY2016Q4	us-gaap	Below Market Lease Amortization Income Year Five BelowMarketLeaseAmortizationIncomeYearFive	4377000	USD
CY2016Q4	us-gaap	Below Market Lease Amortization Income Year Four BelowMarketLeaseAmortizationIncomeYearFour	4993000	USD
CY2016Q4	us-gaap	Below Market Lease Amortization Income Year Three BelowMarketLeaseAmortizationIncomeYearThree	5951000	USD
CY2016Q4	us-gaap	Below Market Lease Amortization Income Year Two BelowMarketLeaseAmortizationIncomeYearTwo	6345000	USD
CY2015Q4	us-gaap	Below Market Lease Gross BelowMarketLeaseGross	133400000	USD
CY2016Q4	us-gaap	Below Market Lease Gross BelowMarketLeaseGross	138300000	USD
CY2016Q4	us-gaap	Below Market Lease Net BelowMarketLeaseNet	89326000	USD
CY2015Q4	us-gaap	Capital Lease Obligations CapitalLeaseObligations	71620000	USD
CY2016Q4	us-gaap	Capital Lease Obligations CapitalLeaseObligations	71590000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	177232000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	5797000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	5800000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	5800000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	5800000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	5800000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	148235000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	105642000	USD
CY2016Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	71590000	USD
CY2013Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	88927000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	23368000	USD
CY2014	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-40976000	USD
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-26905000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	2322000	USD
CY2016Q4	us-gaap	Cash Uninsured Amount CashUninsuredAmount	19700000	USD
CY2015Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2016Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2014	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	3.210
CY2015	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	3.550
CY2016	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	3.800
CY2016Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.98
CY2014	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.300
CY2015	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.620
CY2016	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.840
CY2016Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2015Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2015Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	69493392	shares
CY2016Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	71995897	shares
CY2015Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	69493392	shares
CY2016Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	71995897	shares
CY2015Q4	us-gaap	Common Stock Value CommonStockValue	696000	USD
CY2016Q4	us-gaap	Common Stock Value CommonStockValue	722000	USD
CY2014	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	162437000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	209624000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	251443000	USD
CY2014	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	7754000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	8205000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	8973000	USD
CY2014	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	170191000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	217829000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	260416000	USD
CY2015Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	433635000	USD
CY2016Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	599260000	USD
CY2014	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	55444000	USD
CY2015	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	62420000	USD
CY2016	us-gaap	Cost Of Property Repairs And Maintenance CostOfPropertyRepairsAndMaintenance	64942000	USD
CY2015Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	2627216000	USD
CY2016Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	2798452000	USD
CY2016Q2	us-gaap	Debt Instrument Basis Spread On Variable Rate1 DebtInstrumentBasisSpreadOnVariableRate1	0.00825
CY2015Q4	us-gaap	Deferred Credits And Other Liabilities DeferredCreditsAndOtherLiabilities	121787000	USD
CY2016Q4	us-gaap	Deferred Credits And Other Liabilities DeferredCreditsAndOtherLiabilities	115817000	USD
CY2015Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	1639000	USD
CY2016Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	1096000	USD
CY2015Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	72700000	USD
CY2016Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	80600000	USD
CY2014	us-gaap	Depreciation And Amortization DepreciationAndAmortization	170814000	USD
CY2015	us-gaap	Depreciation And Amortization DepreciationAndAmortization	174796000	USD
CY2016	us-gaap	Depreciation And Amortization DepreciationAndAmortization	193585000	USD
CY2014	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	135417000	USD
CY2015	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	147593000	USD
CY2016	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	158326000	USD
CY2014	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	224190000	USD
CY2015	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	250388000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	274402000	USD
CY2015Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	66338000	USD
CY2016Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	71440000	USD
CY2014	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	541000	USD
CY2015	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	541000	USD
CY2016	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	541000	USD
CY2014	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.42
CY2015Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.67
CY2015Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.63
CY2015Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.75
CY2015Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.98
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.04
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.10
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.79
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.82
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.81
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.51
CY2014	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.41
CY2015Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.67
CY2015Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.63
CY2015Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.75
CY2015Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.97
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.03
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.10
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.78
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.82
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.80
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.50
CY2014	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	1188000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	868000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	1310000	USD
CY2014	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	2300000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	2000000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	4500000	USD
CY2016Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	15000000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y6M
CY2016	us-gaap	Factors Used To Identify Entitys Reportable Segments FactorsUsedToIdentifyEntitysReportableSegments	10% of our revenues or property operating income
CY2014	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-10545000	USD
CY2015	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-19072000	USD
CY2016	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2014	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	32316000	USD
CY2015	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	35645000	USD
CY2016	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	33399000	USD
CY2014	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	160134000	USD
CY2015	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	181889000	USD
CY2016	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	218777000	USD
CY2014	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	167888000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	190094000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	226425000	USD
CY2014	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	2.35
CY2015	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	2.63
CY2016	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	3.07
CY2014	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	2.34
CY2015	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	2.62
CY2016	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	3.06
CY2014	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1243000	USD
CY2015	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1416000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	50000	USD
CY2014	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	278000	USD
CY2015	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	274000	USD
CY2016	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	296000	USD
CY2014	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	3063000	USD
CY2015	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	9200000	USD
CY2016	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	-1868000	USD
CY2014	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	4253000	USD
CY2015	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-9995000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	4759000	USD
CY2014	us-gaap	Increase Decrease In Lease Acquisition Costs IncreaseDecreaseInLeaseAcquisitionCosts	35286000	USD
CY2015	us-gaap	Increase Decrease In Lease Acquisition Costs IncreaseDecreaseInLeaseAcquisitionCosts	22382000	USD
CY2016	us-gaap	Increase Decrease In Lease Acquisition Costs IncreaseDecreaseInLeaseAcquisitionCosts	18299000	USD
CY2014	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	4222000	USD
CY2015	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	7422000	USD
CY2016	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	5241000	USD
CY2014	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	300000	shares
CY2015	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	200000	shares
CY2016	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	200000	shares
CY2014	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	170000	shares
CY2015	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	184000	shares
CY2016	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	172000	shares
CY2014	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	20971000	USD
CY2015	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	18122000	USD
CY2016	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	18022000	USD
CY2014	us-gaap	Interest Costs Incurred InterestCostsIncurred	114912000	USD
CY2015	us-gaap	Interest Costs Incurred InterestCostsIncurred	110675000	USD
CY2016	us-gaap	Interest Costs Incurred InterestCostsIncurred	113016000	USD
CY2014	us-gaap	Interest Expense InterestExpense	93941000	USD
CY2015	us-gaap	Interest Expense InterestExpense	92553000	USD
CY2016	us-gaap	Interest Expense InterestExpense	94994000	USD
CY2014	us-gaap	Interest Income Other InterestIncomeOther	94000	USD
CY2015	us-gaap	Interest Income Other InterestIncomeOther	149000	USD
CY2016	us-gaap	Interest Income Other InterestIncomeOther	374000	USD
CY2014	us-gaap	Interest Paid Net InterestPaidNet	100011000	USD
CY2015	us-gaap	Interest Paid Net InterestPaidNet	116335000	USD
CY2016	us-gaap	Interest Paid Net InterestPaidNet	90185000	USD
CY2015	us-gaap	Interest Rate Cash Flow Hedge Gain Loss Reclassified To Earnings Net InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet	-4300000	USD
CY2016	us-gaap	Interest Rate Cash Flow Hedge Gain Loss Reclassified To Earnings Net InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet	-3500000	USD
CY2016Q4	us-gaap	Interest Rate Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet	-2100000	USD
CY2015Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	41546000	USD
CY2016Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	14864000	USD
CY2016Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	1300000	USD
CY2015Q4	us-gaap	Liabilities Liabilities	2977312000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	3203750000	USD
CY2015Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	4896559000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	5423279000	USD
CY2014	us-gaap	Line Of Credit Facility Average Outstanding Amount LineOfCreditFacilityAverageOutstandingAmount	12500000	USD
CY2015	us-gaap	Line Of Credit Facility Average Outstanding Amount LineOfCreditFacilityAverageOutstandingAmount	109700000	USD
CY2016	us-gaap	Line Of Credit Facility Average Outstanding Amount LineOfCreditFacilityAverageOutstandingAmount	77300000	USD
CY2014	us-gaap	Line Of Credit Facility Maximum Amount Outstanding During Period LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod	79500000	USD
CY2015	us-gaap	Line Of Credit Facility Maximum Amount Outstanding During Period LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod	324000000	USD
CY2016	us-gaap	Line Of Credit Facility Maximum Amount Outstanding During Period LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod	251500000	USD
CY2016Q1	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	600000000	USD
CY2016Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	800000000	USD
CY2016Q2	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	800000000	USD
CY2015Q4	us-gaap	Litigation Settlement Amount LitigationSettlementAmount	22000000	USD
CY2016Q4	us-gaap	Long Term Debt LongTermDebt	2740752000	USD
CY2016Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	1729282000	USD
CY2016Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	222907000	USD
CY2016Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	256684000	USD
CY2016Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	215316000	USD
CY2016Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	25573000	USD
CY2016Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	290990000	USD
CY2016	us-gaap	Loss Contingency Number Of Defendants LossContingencyNumberOfDefendants	600
CY2014	us-gaap	Marketing Expense MarketingExpense	9532000	USD
CY2015	us-gaap	Marketing Expense MarketingExpense	9046000	USD
CY2016	us-gaap	Marketing Expense MarketingExpense	8520000	USD
CY2015Q4	us-gaap	Minority Interest MinorityInterest	118182000	USD
CY2016Q4	us-gaap	Minority Interest MinorityInterest	99102000	USD
CY2014	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	4620000	USD
CY2015	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	5269000	USD
CY2016	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	7546000	USD
CY2013Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	55155000	USD
CY2014Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	50988000	USD
CY2015Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	41618000	USD
CY2016Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	29904000	USD
CY2014	us-gaap	Mortgage Loans On Real Estate Amortization Of Premium MortgageLoansOnRealEstateAmortizationOfPremium	611000	USD
CY2015	us-gaap	Mortgage Loans On Real Estate Amortization Of Premium MortgageLoansOnRealEstateAmortizationOfPremium	954000	USD
CY2015Q4	us-gaap	Mortgage Loans On Real Estate Carrying Amount Of Mortgages MortgageLoansOnRealEstateCarryingAmountOfMortgages	41600000	USD
CY2016Q4	us-gaap	Mortgage Loans On Real Estate Carrying Amount Of Mortgages MortgageLoansOnRealEstateCarryingAmountOfMortgages	29904000	USD
CY2016Q4	us-gaap	Mortgage Loans On Real Estate Carrying Amount Of Mortgages MortgageLoansOnRealEstateCarryingAmountOfMortgages	29900000	USD
CY2014	us-gaap	Mortgage Loans On Real Estate Collections Of Principal MortgageLoansOnRealEstateCollectionsOfPrincipal	4778000	USD
CY2015	us-gaap	Mortgage Loans On Real Estate Collections Of Principal MortgageLoansOnRealEstateCollectionsOfPrincipal	10692000	USD
CY2016	us-gaap	Mortgage Loans On Real Estate Collections Of Principal MortgageLoansOnRealEstateCollectionsOfPrincipal	11714000	USD
CY2015Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	41618000	USD
CY2016Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	29904000	USD
CY2016Q4	us-gaap	Mortgage Loans On Real Estate Face Amount Of Mortgages MortgageLoansOnRealEstateFaceAmountOfMortgages	29904000	USD
CY2016Q4	us-gaap	Mortgage Loans On Real Estate Federal Income Tax Basis1 MortgageLoansOnRealEstateFederalIncomeTaxBasis1	29900000	USD
CY2015	us-gaap	Mortgage Loans On Real Estate Interest Rate MortgageLoansOnRealEstateInterestRate	0.090
CY2016	us-gaap	Mortgage Loans On Real Estate Interest Rate MortgageLoansOnRealEstateInterestRate	0.099
CY2015	us-gaap	Mortgage Loans On Real Estate New Mortgage Loans MortgageLoansOnRealEstateNewMortgageLoans	368000	USD
CY2015	us-gaap	Mortgage Loans On Real Estate Number Of Loans MortgageLoansOnRealEstateNumberOfLoans	3	loan
CY2016	us-gaap	Mortgage Loans On Real Estate Number Of Loans MortgageLoansOnRealEstateNumberOfLoans	2	loan
CY2016Q4	us-gaap	Mortgage Loans On Real Estate Principal Amount Of Delinquent Loans MortgageLoansOnRealEstatePrincipalAmountOfDelinquentLoans	0	USD
CY2016Q4	us-gaap	Mortgage Loans On Real Estate Prior Liens1 MortgageLoansOnRealEstatePriorLiens1	0	USD
CY2014	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	9044000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-32977000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	173289000	USD
CY2014	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-396150000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-353763000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-590221000	USD
CY2014	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	346130000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	359835000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	419254000	USD
CY2014	us-gaap	Net Income Loss NetIncomeLoss	164535000	USD
CY2015Q1	us-gaap	Net Income Loss NetIncomeLoss	46186000	USD
CY2015Q2	us-gaap	Net Income Loss NetIncomeLoss	43632000	USD
CY2015Q3	us-gaap	Net Income Loss NetIncomeLoss	52447000	USD
CY2015Q4	us-gaap	Net Income Loss NetIncomeLoss	67954000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	210219000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	76955000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	55941000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	58977000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	58037000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	249910000	USD
CY2014	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	7754000	USD
CY2015	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	8205000	USD
CY2016	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	8973000	USD
CY2014	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	3452000	USD
CY2015	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	3423000	USD
CY2016	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	2713000	USD
CY2014	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	163994000	USD
CY2015Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	46051000	USD
CY2015Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	43497000	USD
CY2015Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	52311000	USD
CY2015Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	67819000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	209678000	USD
CY2016Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	76820000	USD
CY2016Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	55806000	USD
CY2016Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	58841000	USD
CY2016Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	57902000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	249369000	USD
CY2014	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	68282000	USD
CY2015	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	89516000	USD
CY2016	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	34385000	USD
CY2014	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	65350000	USD
CY2015	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	34737000	USD
CY2016	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	885000	USD
CY2015Q4	us-gaap	Notes Payable NotesPayable	341961000	USD
CY2016Q4	us-gaap	Notes Payable NotesPayable	279151000	USD
CY2016Q4	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	96	project
CY2016	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1
CY2016Q4	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	12	state
CY2014	us-gaap	Operating Expenses OperatingExpenses	415053000	USD
CY2015	us-gaap	Operating Expenses OperatingExpenses	443858000	USD
CY2016	us-gaap	Operating Expenses OperatingExpenses	480596000	USD
CY2014	us-gaap	Operating Income Loss OperatingIncomeLoss	271037000	USD
CY2015Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	72122000	USD
CY2015Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	76201000	USD
CY2015Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	75917000	USD
CY2015Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	75914000	USD
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	300154000	USD
CY2016Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	76922000	USD
CY2016Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	80135000	USD
CY2016Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	80461000	USD
CY2016Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	83477000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	320995000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	185345000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	2070000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	3195000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	3187000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	3174000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	3021000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	170698000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Receivable OperatingLeasesFutureMinimumPaymentsReceivable	3803412000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	542941000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Five Years OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears	297953000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Four Years OperatingLeasesFutureMinimumPaymentsReceivableInFourYears	365231000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Three Years OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	427595000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	488668000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Thereafter OperatingLeasesFutureMinimumPaymentsReceivableThereafter	1681024000	USD
CY2014	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	666322000	USD
CY2015	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	727812000	USD
CY2016	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	786583000	USD
CY2014	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2098000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-595000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1533000	USD
CY2014	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	10537000	USD
CY2015	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	10229000	USD
CY2016	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	12547000	USD
CY2014	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-733000	USD
CY2015	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-177000	USD
CY2016	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	89000	USD
CY2014	us-gaap	Other Real Estate Revenue OtherRealEstateRevenue	14758000	USD
CY2015	us-gaap	Other Real Estate Revenue OtherRealEstateRevenue	11810000	USD
CY2016	us-gaap	Other Real Estate Revenue OtherRealEstateRevenue	11015000	USD
CY2016Q4	us-gaap	Partners Capital Account Units PartnersCapitalAccountUnits	763797	shares
CY2014	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	46304000	USD
CY2015	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	46096000	USD
CY2016	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	57560000	USD
CY2014	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	0	USD
CY2015	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	0	USD
CY2016	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	13018000	USD
CY2014	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	6731000	USD
CY2015	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	2802000	USD
CY2016	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	7220000	USD
CY2014	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	9154000	USD
CY2015	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	154313000	USD
CY2016	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	142958000	USD
CY2014	us-gaap	Percentage Rent PercentageRent	10169000	USD
CY2015	us-gaap	Percentage Rent PercentageRent	11911000	USD
CY2016	us-gaap	Percentage Rent PercentageRent	10977000	USD
CY2014	us-gaap	Preferred Stock Dividend Rate Percentage PreferredStockDividendRatePercentage	0.05417
CY2015	us-gaap	Preferred Stock Dividend Rate Percentage PreferredStockDividendRatePercentage	0.05417
CY2016	us-gaap	Preferred Stock Dividend Rate Percentage PreferredStockDividendRatePercentage	0.05417
CY2014	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	541000	USD
CY2015	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	541000	USD
CY2016	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	541000	USD
CY2014	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	1.354
CY2015	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	1.354
CY2016	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	1.354
CY2014	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	1.354
CY2015	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	1.354
CY2016	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	1.354
CY2014Q4	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	25
CY2015Q4	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	25
CY2016Q4	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	25
CY2014Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2015Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2015Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2016Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2015Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	15000000	shares
CY2016Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	15000000	shares
CY2015Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	399896	shares
CY2016Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	399896	shares
CY2014Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	399896	shares
CY2015Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	399896	shares
CY2016Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	399896	shares
CY2015Q4	us-gaap	Preferred Stock Value PreferredStockValue	9997000	USD
CY2016Q4	us-gaap	Preferred Stock Value PreferredStockValue	9997000	USD
CY2015Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	191582000	USD
CY2016Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	208555000	USD
CY2014	us-gaap	Proceeds From Distributions Received From Real Estate Partnerships ProceedsFromDistributionsReceivedFromRealEstatePartnerships	565000	USD
CY2015	us-gaap	Proceeds From Distributions Received From Real Estate Partnerships ProceedsFromDistributionsReceivedFromRealEstatePartnerships	512000	USD
CY2016	us-gaap	Proceeds From Distributions Received From Real Estate Partnerships ProceedsFromDistributionsReceivedFromRealEstatePartnerships	3910000	USD
CY2014	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	216155000	USD
CY2015	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	110855000	USD
CY2016	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	329103000	USD
CY2014	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	244579000	USD
CY2015	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	456151000	USD
CY2016	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	241795000	USD
CY2014	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	0	USD
CY2015	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	53500000	USD
CY2016	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	-56916000	USD
CY2014	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	10406000	USD
CY2015	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	97422000	USD
CY2016	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	0	USD
CY2015Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	7700000	USD
CY2016Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2800000	USD
CY2015	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	1800000	USD
CY2016	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	2000000	USD
CY2014	us-gaap	Profit Loss ProfitLoss	172289000	USD
CY2015Q1	us-gaap	Profit Loss ProfitLoss	48203000	USD
CY2015Q2	us-gaap	Profit Loss ProfitLoss	45673000	USD
CY2015Q3	us-gaap	Profit Loss ProfitLoss	54550000	USD
CY2015Q4	us-gaap	Profit Loss ProfitLoss	69998000	USD
CY2015	us-gaap	Profit Loss ProfitLoss	218424000	USD
CY2016Q1	us-gaap	Profit Loss ProfitLoss	79063000	USD
CY2016Q2	us-gaap	Profit Loss ProfitLoss	58898000	USD
CY2016Q3	us-gaap	Profit Loss ProfitLoss	61198000	USD
CY2016Q4	us-gaap	Profit Loss ProfitLoss	59724000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	258883000	USD
CY2014	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2021000	USD
CY2015	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1168000	USD
CY2016	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2375000	USD
CY2013Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1350471000	USD
CY2014Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1467050000	USD
CY2015Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1574041000	USD
CY2016Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1729234000	USD
CY2015Q4	us-gaap	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	552704000	USD
CY2016Q4	us-gaap	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	542707000	USD
CY2016Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	5464273000	USD
CY2016Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	1294800000	USD
CY2016Q4	us-gaap	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Carrying Costs RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts	3397748000	USD
CY2016Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	2055800000	USD
CY2016Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	1305525000	USD
CY2016Q4	us-gaap	Real Estate Federal Income Tax Basis RealEstateFederalIncomeTaxBasis	6000000000	USD
CY2013Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5149463000	USD
CY2014Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5608998000	USD
CY2015Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	6064406000	USD
CY2016Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	6759073000	USD
CY2015Q4	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	0	USD
CY2016Q4	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	33856000	USD
CY2014	us-gaap	Real Estate Improvements RealEstateImprovements	329674000	USD
CY2015	us-gaap	Real Estate Improvements RealEstateImprovements	281471000	USD
CY2016	us-gaap	Real Estate Improvements RealEstateImprovements	483932000	USD
CY2014	us-gaap	Real Estate Insurance RealEstateInsurance	6462000	USD
CY2015	us-gaap	Real Estate Insurance RealEstateInsurance	7875000	USD
CY2016	us-gaap	Real Estate Insurance RealEstateInsurance	7758000	USD
CY2015Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	1574041000	USD
CY2016Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	1729234000	USD
CY2015Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	6064406000	USD
CY2016Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	6759073000	USD
CY2015Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	4490365000	USD
CY2016Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	5029839000	USD
CY2014	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	174328000	USD
CY2015	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	291726000	USD
CY2016	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	229296000	USD
CY2014	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	76506000	USD
CY2015	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	85824000	USD
CY2016	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	95286000	USD
CY2014Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	119053000	USD
CY2015Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	137316000	USD
CY2016Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	143694000	USD
CY2015Q4	us-gaap	Rental Properties RentalProperties	5630771000	USD
CY2016Q4	us-gaap	Rental Properties RentalProperties	6125957000	USD
CY2014	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	94422000	USD
CY2015	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	181315000	USD
CY2016	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	49559000	USD
CY2014	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	134240000	USD
CY2015	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	219228000	USD
CY2016	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	0	USD
CY2014	us-gaap	Revenues Revenues	686090000	USD
CY2015Q1	us-gaap	Revenues Revenues	184792000	USD
CY2015Q2	us-gaap	Revenues Revenues	181461000	USD
CY2015Q3	us-gaap	Revenues Revenues	185252000	USD
CY2015Q4	us-gaap	Revenues Revenues	192507000	USD
CY2015	us-gaap	Revenues Revenues	744012000	USD
CY2016Q1	us-gaap	Revenues Revenues	198344000	USD
CY2016Q2	us-gaap	Revenues Revenues	197981000	USD
CY2016Q3	us-gaap	Revenues Revenues	201157000	USD
CY2016Q4	us-gaap	Revenues Revenues	204109000	USD
CY2016	us-gaap	Revenues Revenues	801591000	USD
CY2014	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	155662000	USD
CY2015	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	156513000	USD
CY2016	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	173244000	USD
CY2015Q4	us-gaap	Secured Debt SecuredDebt	481084000	USD
CY2016Q4	us-gaap	Secured Debt SecuredDebt	471117000	USD
CY2015Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	15439000	USD
CY2016Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	16285000	USD
CY2015Q4	us-gaap	Senior Notes SeniorNotes	1732551000	USD
CY2016Q4	us-gaap	Senior Notes SeniorNotes	1976594000	USD
CY2014	us-gaap	Service Management Costs ServiceManagementCosts	17416000	USD
CY2015	us-gaap	Service Management Costs ServiceManagementCosts	18639000	USD
CY2016	us-gaap	Service Management Costs ServiceManagementCosts	20823000	USD
CY2014	us-gaap	Share Based Compensation ShareBasedCompensation	11753000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	11206000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	9917000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.028
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.188
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	2100000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	4200000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.015
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	258437	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	56.41
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	1100000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	0	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	0.00
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	0	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	0	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	682	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	19.52
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	22148000	USD
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	313802	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	259119	shares
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	60.93
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	56.66
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	82.03
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	152.34
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2016Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	22148000	USD
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P1Y8M
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P1Y8M
CY2014	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	18705	shares
CY2015	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	16524	shares
CY2016	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	15619	shares
CY2016	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	55365	shares
CY2014	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	2168000	USD
CY2015	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	2296000	USD
CY2016	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	2387000	USD
CY2014	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	213580000	USD
CY2015	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	108545000	USD
CY2016	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	324191000	USD
CY2014	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	2262000	USD
CY2015	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1991000	USD
CY2016	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	4542000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	1663749000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	1976733000	USD
CY2013Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1471297000	USD
CY2014Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1692556000	USD
CY2015Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1781931000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2075835000	USD
CY2014	us-gaap	Stockholders Equity Other StockholdersEquityOther	9032000	USD
CY2015	us-gaap	Stockholders Equity Other StockholdersEquityOther	19114000	USD
CY2016	us-gaap	Stockholders Equity Other StockholdersEquityOther	20091000	USD
CY2014	us-gaap	Straight Line Rent StraightLineRent	5100000	USD
CY2015	us-gaap	Straight Line Rent StraightLineRent	7600000	USD
CY2016	us-gaap	Straight Line Rent StraightLineRent	8100000	USD
CY2015	us-gaap	Temporary Equity Other Changes TemporaryEquityOtherChanges	19114000	USD
CY2016	us-gaap	Temporary Equity Other Changes TemporaryEquityOtherChanges	20091000	USD
CY2014	us-gaap	Tenant Reimbursements TenantReimbursements	135592000	USD
CY2015	us-gaap	Tenant Reimbursements TenantReimbursements	148110000	USD
CY2015	us-gaap	Utilities Costs UtilitiesCosts	23003000	USD
CY2016	us-gaap	Utilities Costs UtilitiesCosts	24968000	USD
CY2016	us-gaap	Tenant Reimbursements TenantReimbursements	158042000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2016Q4	us-gaap	Variable Interest Entity Consolidated Carrying Amount Assets And Liabilities Net VariableInterestEntityConsolidatedCarryingAmountAssetsAndLiabilitiesNet	1017700000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2014	us-gaap	Utilities Costs UtilitiesCosts	20499000	USD
CY2016Q4	us-gaap	Variable Interest Entity Entity Maximum Loss Exposure Amount VariableInterestEntityEntityMaximumLossExposureAmount	439100000	USD
CY2014	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	67492000	shares
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	68981000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	71049000	shares
CY2014	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	67322000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	68797000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	70877000	shares
CY2016	frt	Schedule Of Minimum Rents Components Table Textblock ScheduleOfMinimumRentsComponentsTableTextblock	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Minimum rents include the following:</font></div><div style="line-height:120%;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:100%;border-collapse:collapse;text-align:left;"><tr><td colspan="12" rowspan="1"></td></tr><tr><td style="width:62%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:10%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:10%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td><td style="width:10%;" rowspan="1" colspan="1"></td><td style="width:1%;" rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"> </font></div></td><td colspan="11" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">Year Ended December 31,</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">2016</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">2015</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td colspan="3" style="vertical-align:bottom;border-bottom:1px solid #000000;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">2014</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;"> </font></div></td><td colspan="11" style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1"><div style="text-align:center;font-size:8pt;"><font style="font-family:inherit;font-size:8pt;font-weight:bold;">(In millions)</font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Straight-line rents</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">8.1</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">7.6</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">5.1</font></div></td><td style="vertical-align:bottom;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td></tr><tr><td style="vertical-align:top;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Net amortization of above and below market leases</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">1.8</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">2.7</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;" rowspan="1" colspan="1"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">$</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;padding-top:2px;padding-bottom:2px;" rowspan="1" colspan="1"><div style="text-align:right;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">2.4</font></div></td><td style="vertical-align:bottom;background-color:#cceeff;" rowspan="1" colspan="1"><div style="text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></td></tr></table></div></div></div>
CY2016	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">BUSINESS AND ORGANIZATION</font></div><div style="line-height:120%;padding-top:6px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Federal Realty Investment Trust (the “Trust”) is an equity real estate investment trust (“REIT”) specializing in the ownership, management, and redevelopment of retail and mixed-use properties. Our properties are located primarily in densely populated and affluent communities in strategically selected metropolitan markets in the Mid-Atlantic and Northeast regions of the United States, California, and South Florida. As of </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">December 31, 2016</font><font style="font-family:inherit;font-size:10pt;">, we owned or had a majority interest in community and neighborhood shopping centers and mixed-use properties which are operated as </font><font style="font-family:inherit;font-size:10pt;">96</font><font style="font-family:inherit;font-size:10pt;"> predominantly retail real estate projects.</font></div><div style="line-height:120%;padding-top:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">We operate in a manner intended to enable us to qualify as a REIT for federal income tax purposes. A REIT that distributes at least </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">90%</font><font style="font-family:inherit;font-size:10pt;"> of its taxable income to its shareholders each year and meets certain other conditions is not taxed on that portion of its taxable income which is distributed to its shareholders.</font></div></div>
CY2016	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:18px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Use of Estimates</font></div><div style="line-height:120%;padding-top:6px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America, referred to as “GAAP,” requires management to make estimates and assumptions that in certain circumstances affect the reported amounts of assets and liabilities, disclosure of contingent assets and liabilities, and revenues and expenses. These estimates are prepared using management’s best judgment, after considering past, current and expected events and economic conditions. Actual results could differ from these estimates.</font></div></div>

Files In Submission

Name	View Source	Status
0000034903-17-000008-index-headers.html	Edgar Link	pending
0000034903-17-000008-index.html	Edgar Link	pending
0000034903-17-000008.txt	Edgar Link	pending
0000034903-17-000008-xbrl.zip	Edgar Link	pending
bylaw4q16.jpg	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
frt-1231201610k.htm	Edgar Link	pending
frt-12312016xex211.htm	Edgar Link	pending
frt-12312016xex231.htm	Edgar Link	pending
frt-12312016xex311.htm	Edgar Link	pending
frt-12312016xex312.htm	Edgar Link	pending
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$FRT
Federal Realty Investment Trust Stock $frt

2015 Q4 Form 10-K Financial Statement

#000003490317000008 Filed on February 13, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

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$FRT Federal Realty Investment Trust Stock $frt

2015 Q4 Form 10-K Financial Statement

#000003490317000008 Filed on February 13, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FRT
Federal Realty Investment Trust Stock $frt