v2.4.0.6

Investments in Real Estate Entities (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Investments in Real Estate Entities |
Combined summary of the financial position of the entities accounted for using the equity method | The following is a combined summary of the financial position of the entities accounted for using the equity method, as of the dates presented (dollars in thousands):
|  | 12-31-12 |  | 12-31-11 |
--- | --- | --- | --- | --- | ---
|  | (unaudited) |  | (unaudited) |
Assets: |  |  |  |  |  |  |
Real estate, net |  | $ | 1,337,084 |  | $ | 1,583,397 |
Other assets |  |  | 73,252 |  |  | 70,233 |
Total assets |  | $ | 1,410,336 |  | $ | 1,653,630 |
Liabilities and partners' capital: |  |  |  |  |  |  |
Mortgage notes payable and credit facility |  | $ | 943,259 |  | $ | 1,074,429 |
Other liabilities |  |  | 20,405 |  |  | 27,335 |
Partners' capital |  |  | 446,672 |  |  | 551,866 |
Total liabilities and partners' capital |  | $ | 1,410,336 |  | $ | 1,653,630 |
Combined summary of the operating results of the entities accounted for using the equity method | The following is a combined summary of the operating results of the entities accounted for using the equity method, for the years presented (dollars in thousands):
|  | For the year ended (unaudited) |
--- | --- | --- | ---
|  | 12-31-12 |  | 12-31-11 |  | 12-31-10 |
Rental and other income |  | $ | 172,076 |  | $ | 160,066 |  | $ | 114,755 |
Operating and other expenses |  |  | (73,955 | ) |  | (71,926 | ) |  | (56,322 | )
Gain on sale of communities(1) |  |  | 106,195 |  |  | 22,246 |  |  | — |
Interest expense, net |  |  | (53,904 | ) |  | (50,530 | ) |  | (40,050 | )
Depreciation expense |  |  | (47,748 | ) |  | (47,920 | ) |  | (36,631 | )
Net income (loss) |  | $ | 102,664 |  | $ | 11,936 |  | $ | (18,248 | )
(1) Amount for the year ended December 31, 2012 includes $44,700 of gain recognized by the joint venture associated with the Company's acquisition of Avalon Del Rey from its joint venture partner.
Equity in income of unconsolidated entities | The following is a summary of the Company's equity in income of unconsolidated entities for the years presented (dollars in thousands):
|  | For the year ended (unaudited) |
--- | --- | --- | ---
|  | 12-31-12 |  | 12-31-11 |  | 12-31-10 |
Avalon Del Rey, LLC(1) |  | $ | 4,000 |  | $ | 102 |  | $ | 1 |
CVP I, LLC(2) |  |  | 5,394 |  |  | 4,493 |  |  | 4,368 |
MVP I, LLC |  |  | 493 |  |  | (626 | ) |  | (881 | )
AvalonBay Value Added Fund, L.P.(3) |  |  | 7,041 |  |  | 2,204 |  |  | (1,653 | )
AvalonBay Value Added Fund II, L.P. |  |  | 2,130 |  |  | (1,053 | ) |  | (1,073 | )
Juanita Village(4) |  |  | 1,856 |  |  | — |  |  | — |
Total |  | $ | 20,914 |  | $ | 5,120 |  | $ | 762 |
(1) During 2012, the Company purchased its joint venture partner's interest in this venture. (2) Equity in income from this entity for 2012, 2011, and 2010 includes $2,865, $2,815, and $2,839, respectively, relating to the Company's recognition of its promoted interest. (3) Equity in income for 2012 and 2011 includes the Company's proportionate share of the gain on the sale of Fund I assets of $7,971 and $3,063, respectively. (4) The Company's equity in income for this entity represents its residual profits interest from the sale of the community.

X
- Definition Tabular presentation of summary balance sheet information of the entity's equity method investees. + References No definition available. + Details
Name: | avb_ScheduleOfEquityMethodInvestmentSummarizedBalanceSheetInformationTableTextBlock
Namespace Prefix: | avb_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular presentation of summary financial performance information of the entity's equity method investees. + References No definition available. + Details
Name: | avb_ScheduleOfEquityMethodInvestmentSummarizedIncomeStatementInformationTableTextBlock
Namespace Prefix: | avb_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of equity method investments in common stock. The disclosure may include: (a) the name of each investee or group of investments for which combined disclosure is appropriate, (2) the percentage ownership of common stock, (3) the difference, if any, between the carrying amount of an investment and the value of the underlying equity in the net assets and the accounting treatment of difference, if any, and (4) the aggregate value of each identified investment based on its quoted market price, if available. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 18 -Paragraph 20 -Subparagraph a, b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_EquityMethodInvestmentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration