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Contributions by our Sponsor - Summary of Net Assets and Historical Net Loss of Single-Family Properties Acquired by Sponsor (Detail) (USD $) | 3 Months Ended | 6 Months Ended | 12 Months Ended | 0 Months Ended | 6 Months Ended | 2 Months Ended
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Dec. 31, 2013 Property | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 Property | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2013 Property | Dec. 31, 2012 Property | Feb. 28, 2013 2,770 Property Contribution [Member] Property | Dec. 31, 2012 2,770 Property Contribution [Member] Business Acquisition One [Member] Property | Feb. 28, 2013 2,770 Property Contribution [Member] Business Acquisition Two [Member] Property
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties | 23,268 |  |  |  | 3,644 |  |  |  |  | 23,268 | 3,644 | 2,770 | 2,661 | 109
Single family properties | $ 3,861,422,000 |  |  |  | $ 505,713,000 |  |  |  |  | $ 3,861,422,000 | $ 505,713,000 | $ 386,500,000 | $ 365,937,000 | $ 20,563,000
Other assets |  |  |  |  |  |  |  |  |  |  |  | 5,117,000 | 7,203,000 | (2,086,000)
Other liabilities |  |  |  |  |  |  |  |  |  |  |  | (7,625,000) | (8,183,000) | 558,000
Net assets contributed |  |  |  |  |  |  |  |  |  |  |  | 383,992,000 | 364,957,000 | 19,035,000
Rents from single family properties | 61,843,000 | 47,364,000 | 17,020,000 | 6,495,000 | 3,277,000 | 983,000 | 184,000 | 96,000 | 65,000 | 132,722,000 | 4,540,000 | 8,133,000 | 4,413,000 | 3,720,000
Property operating expenses |  |  |  |  |  |  |  |  |  |  |  | (5,246,000) | (3,326,000) | (1,920,000)
Depreciation |  |  |  |  |  |  |  |  |  |  |  | (3,345,000) | (2,021,000) | (1,324,000)
Allocated general and administrative expenses |  |  |  |  |  |  |  |  | (47,000) | (8,845,000) | (7,199,000) | (7,989,000) | (6,996,000) | (993,000)
Net loss |  |  |  |  |  |  |  |  |  |  |  | (8,447,000) | (7,930,000) | (517,000)
Contributed net assets and net loss |  |  |  |  |  |  |  |  |  |  |  | $ 392,439,000 | $ 372,887,000 | $ 19,552,000

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