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Summary of Acquisitions (Detail) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 USD ($) Property | May 01, 2015 Property
Business Acquisition [Line Items] |  |  |
Units (unaudited) |  | 2,340 |
Purchase Price | $ |  | $ 243,585 |
Indianapolis, IN |  |  |
Business Acquisition [Line Items] |  |  |
Units (unaudited) |  |  | 236
Lakes of Northdale | Tampa , FL |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase |  | Feb. 27, 2017 |
Units (unaudited) |  | 216 |
Purchase Price | $ |  | $ 29,750 |
Haverford Place | Kentucky |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase |  | May 24, 2017 |
Units (unaudited) |  | 160 |
Purchase Price | $ |  | $ 14,240 |
South Terrace | North Carolina |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase | [1] | Jun. 30, 2017 |
Units (unaudited) | [1] | 328 |
Purchase Price | $ | [1] | $ 42,950 |
Cherry Grove | South Carolina |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase | [2] | Sep. 26, 2017 |
Units (unaudited) | [2] | 172 |
Purchase Price | $ | [2] | $ 16,157 |
Riverchase | Indianapolis, IN |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase | [2] | Sep. 26, 2017 |
Units (unaudited) | [2] | 216 |
Purchase Price | $ | [2] | $ 18,899 |
Kensington | Canal Winchester, OH |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase | [2] | Sep. 26, 2017 |
Units (unaudited) | [2] | 264 |
Purchase Price | $ | [2] | $ 24,409 |
Schirm Farms | Canal Winchester, OH |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase | [2] | Sep. 26, 2017 |
Units (unaudited) | [2] | 264 |
Purchase Price | $ | [2] | $ 23,749 |
Live Oak Trace | Baton Rouge, LA |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase | [2] | Oct. 25, 2017 |
Units (unaudited) | [2] | 264 |
Purchase Price | $ | [2] | $ 28,501 |
Tides at Calabash | Wilmington, NC |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase | [2] | Nov. 14, 2017 |
Units (unaudited) | [2] | 168 |
Purchase Price | $ | [2] | $ 14,269 |
Brunswick Point | Wilmington, NC |  |  |
Business Acquisition [Line Items] |  |  |
Date of Purchase | [2] | Dec. 12, 2017 |
Units (unaudited) | [2] | 288 |
Purchase Price | $ | [2] | $ 30,661 |
[1] | This property was acquired from a joint venture of which our former advisor was a controlling member. See Note 8: Related Party Transactions and Arrangements. In conjunction with this acquisition, we issued IROP units to third parties that were members of the joint venture that owned the property. See Note 6: Stockholder Equity and Noncontrolling Interests.
[2] | These properties were acquired as a part of our acquisition of a nine-community portfolio (the HPI Portfolio), totaling 2,353 units (unaudited), which we agreed to acquire on September 3, 2017 for a total purchase price of $228,144. In connection with the acquisition of these properties, we incurred defeasance costs totaling $3,624, which are included in Acquisition related debt extinguishment expenses within the Consolidated Statements of Operations.

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