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Related Party Transactions (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Aug. 31, 2015 USD ($) apartment | Jun. 30, 2015 USD ($) apartment | Mar. 31, 2015 USD ($) | Jan. 31, 2013 USD ($) | Jun. 30, 2016 USD ($) apartment | Jun. 30, 2015 USD ($) apartment | Jun. 30, 2016 USD ($) apartment | Jun. 30, 2015 USD ($) apartment | Dec. 31, 2015 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Management and other fees from affiliates |  |  |  |  | $ 3,200 | $ 3,600 | $ 6,500 | $ 9,300 |
Development and redevelopment fees |  |  |  |  | $ 1,100 | $ 1,500 | 2,400 | 4,600 |
Payments to acquire preferred equity investments |  |  |  |  |  |  | 96,698 | 97,512 |
Company's share of gain on the sales of co-investments |  |  |  |  |  |  | $ (13,046) | $ 0 |
Apartment units owned (in units) | apartment |  |  |  |  | 59,241 |  | 59,241 |  |
Notes and other receivables |  |  |  |  | $ 20,448 |  | $ 20,448 |  | $ 19,285
Notes Receivable [Member] |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Notes and other receivables |  |  |  |  | $ 4,893 |  | $ 4,893 |  | $ 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 |  |  |  | 220 |  | 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 |  |  |  | 218 |  | 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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