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Related Party Transactions (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Aug. 31, 2015 USD ($) apartment | Jun. 30, 2015 USD ($) apartment | Mar. 31, 2015 USD ($) | Jan. 31, 2013 USD ($) | Sep. 30, 2016 USD ($) apartment | Sep. 30, 2015 USD ($) | Sep. 30, 2016 USD ($) apartment | Sep. 30, 2015 USD ($) | Dec. 31, 2015 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Management and other fees from affiliates |  |  |  |  | $ 3,100 | $ 3,300 | $ 9,600 | $ 12,500 |
Development and redevelopment fees |  |  |  |  | $ 1,000 | $ 1,200 | 3,400 | 5,800 |
Payments to acquire preferred equity investments |  |  |  |  |  |  | $ 121,972 | 119,120 |
Apartment units owned (in units) | apartment |  |  |  |  | 59,290 |  | 59,290 |  |
Company's share of gain on the sales of co-investments |  |  |  |  |  |  | $ 13,046 | $ 0 |
Notes and other receivables |  |  |  |  | $ 22,941 |  | 22,941 |  | $ 19,285
Notes Receivable [Member] |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Notes and other receivables |  |  |  |  | 3,600 |  | 3,600 |  |
Notes And Other Receivables From Affiliates [Member] |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Notes and other receivables |  |  |  |  | $ 3,602 |  | $ 3,602 |  | $ 3,092
Marcus and Millichamp Company TMMC Affiliate [Member] |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Preferred equity interest investment related party entity |  |  |  | $ 8,600 |  |  |  |  |
Company's share of gain on the sales of co-investments |  |  | $ 500 |  |  |  |  |  |
Anaheim, CA Multifamily Property [Member] |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Preferred equity investments |  |  | 13,700 |  |  |  |  |  |
Payments to acquire preferred equity investments |  |  | 1,300 |  |  |  |  |  |
Company's share of gain on the sales of co-investments |  |  | $ 13,700 |  |  |  |  |  |
Preferred stock, stated interest percentage |  |  | 9.00% |  |  |  |  |  |
Greentree Apartments [Member] | Limited Liability Company [Member] |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Payments to acquire preferred equity investments |  | $ 10,000 |  |  |  |  |  |  |
Preferred stock, stated interest percentage |  | 9.50% |  |  |  |  |  |  |
Apartment units owned (in units) | apartment |  | 220 |  |  |  |  |  |  |
Sterling Cove [Member] | Limited Liability Company [Member] |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Payments to acquire preferred equity investments |  | $ 5,000 |  |  |  |  |  |  |
Preferred stock, stated interest percentage |  | 9.50% |  |  |  |  |  |  |
Apartment units owned (in units) | apartment |  | 218 |  |  |  |  |  |  |
Alta Vista Apartments [Member] | Limited Liability Company [Member] |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Payments to acquire preferred equity investments | $ 5,000 |  |  |  |  |  |  |  |
Preferred stock, stated interest percentage | 9.50% |  |  |  |  |  |  |  |
Apartment units owned (in units) | apartment | 92 |  |  |  |  |  |  |  |

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