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v3.2.0.727

Subsequent Events (Details) - Investment, Name [Domain] $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jul. 31, 2015 USD ($) land_parcel home | Jun. 30, 2015 USD ($) community home | Jun. 30, 2014 USD ($) | Jun. 30, 2015 USD ($) community home | Jun. 30, 2014 USD ($)
Subsequent events |  |  |  |  |
Number of Real Estate Properties | community |  | 257 |  | 257 |
Estimated number of apartment homes in communities to be developed | home |  | 10,080 |  | 10,080 |
Gains (Losses) on Extinguishment of Debt |  | $ 7,749 | $ (412) | $ 7,749 | $ (412)
Subsequent event |  |  |  |  |
Subsequent events |  |  |  |  |
Number Of Land Parcels Acquired | land_parcel | 1 |  |  |  |
Payments to Acquire Land | $ 99,000 |  |  |  |
Estimated number of apartment homes in communities to be developed | home | 695 |  |  |  |
avb_RealEstateInvestmentPropertyProjectedCapitalCostToDevelopRealEstate | $ 374,727 |  |  |  |
Secured notes | Notes payable maturing in 2015 | Subsequent event |  |  |  |  |
Subsequent events |  |  |  |  |
Repayments of secured debt | $ 140,346 |  |  |  |
Fixed rate (as a percent) | 5.56% |  |  |  |
Prepayment Penalty | $ 11,228 |  |  |  |
Gains (Losses) on Extinguishment of Debt | 18,987 |  |  |  |
Debt Instrument, Unamortized Premium, Write-off | $ 30,215 |  |  |  |

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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12317-112629 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12355-112629 + Details
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