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Investments in Real Estate - Additional Information (Detail) $ in Thousands | 6 Months Ended
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Jun. 30, 2016 USD ($) Property
Real Estate Properties [Line Items] |
Number of multifamily properties owned | Property | 46
Number of units located with multifamily properties | Property | 12,982
TSRE Properties |
Real Estate Properties [Line Items] |
Fair value of net assets acquired | $ 91
Belle Creek |
Real Estate Properties [Line Items] |
Exit fees pursuant to mortgage indebtedness | 211
Tresa |
Real Estate Properties [Line Items] |
Exit fees pursuant to mortgage indebtedness | $ 275

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