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Organization, Basis of Presentation and Significant Accounting Policies (Details) | 3 Months Ended
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Mar. 31, 2018 state community home shares
Accounting Policies [Abstract] |
Number of operating apartment communities | community | 270
Number of apartment homes included in operating apartment communities owned | home | 78,388
Number of states where operating apartment communities owned are located | state | 12
Number of Communities with Apartments under Reconstruction | community | 15
Number of Apartment Homes under Reconstruction | home | 6,260
Number of owned communities under construction | community | 18
Expected number of apartment homes under construction | home | 5,774
Communities under development rights | community | 28
Estimated number of apartment homes in communities to be developed | home | 9,268
Antidilutive securities excluded from computation of earnings per share, amount | shares | 6,995

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- Definition Estimated number of apartment homes in communities awaiting development. + References No definition available. + Details
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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