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Contributions by our Sponsor - Additional Information (Detail) (USD $) | 0 Months Ended | 6 Months Ended | 12 Months Ended |  | 12 Months Ended | 0 Months Ended |  |  |  |  |  | 0 Months Ended | 10 Months Ended |  | 0 Months Ended | 10 Months Ended | 12 Months Ended | 0 Months Ended |
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Feb. 28, 2013 | Dec. 31, 2011 | Dec. 31, 2013 Property | Dec. 31, 2012 Property | Dec. 31, 2010 | Dec. 31, 2012 2012 Offering [Member] Property | Feb. 28, 2013 2,770 Property Contribution [Member] Property | Dec. 31, 2013 2,770 Property Contribution [Member] Sponsor [Member] Property | Dec. 31, 2012 2,770 Property Contribution [Member] Sponsor [Member] Property | Dec. 31, 2011 2,770 Property Contribution [Member] Sponsor [Member] Property | Dec. 31, 2013 Class A Common Shares [Member] | Dec. 31, 2012 Class A Common Shares [Member] | Dec. 31, 2012 Class A Common Shares [Member] 2012 Offering [Member] | Feb. 28, 2013 Class B Common Shares [Member] | Dec. 31, 2013 Class B Common Shares [Member] | Dec. 31, 2012 Class B Common Shares [Member] | Dec. 31, 2012 Class B Common Shares [Member] 2012 Offering [Member] | Feb. 28, 2013 Class B Common Shares [Member] 2,770 Property Contribution [Member] | Dec. 31, 2013 Series C Convertible Units [Member] | Dec. 31, 2013 Series C Convertible Units [Member] Operating Partnership [Member] | Feb. 28, 2013 Series C Convertible Units [Member] 2,770 Property Contribution [Member] Operating Partnership [Member] | Feb. 28, 2013 Common Class C [Member]
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties |  |  | 23,268 | 3,644 |  | 367 | 2,770 | 109 | 2,628 | 33 |  |  |  |  |  |  |  |  |  |  |  |
Investment made in cash by Sponsor |  |  |  |  |  | $ 556,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed single-family properties value |  | 3,516,000 | 3,923,624,000 | 507,845,000 |  | 49,444,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition fee |  |  |  |  |  | 5.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares issue to Sponsor |  |  |  |  |  |  |  |  |  |  | 184,869,219 | 38,663,998 | 3,300,000 | 634,408 | 635,075 | 667 | 667 | 634,408 |  |  |  |
Units issue to Sponsor |  |  |  |  |  | 32,667 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 31,085,974 |
Net book value of properties contributed |  |  |  |  |  | 47,646,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Costs to transfer title to the properties |  |  |  |  |  | 455,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total consideration amount |  |  |  |  |  |  | 491,666,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common units issue to Sponsor per unit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 15.50 | $ 15.50 |
Common shares issue to Sponsor per share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 15.50 |  |  |  |
Net asset value reclassified from additional paid-in capital | 386,500,000 | 3,474,000 | 384,255,000 | 361,483,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Units issue to Sponsor, value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 378,770,000
Common shares issue to Sponsor, value |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,730,000 |  |  |  |  |  |  |  |
Other liabilities net associated with the properties | 2,508,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Costs of improvements |  |  | 13,758,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in Units issued to Sponsor |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13,483,000 |  |  |
Increase in common shares issue to Sponsor |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 275,000 |  |  |  |  |  |  |
Total reduction to additional paid-in capital |  |  | 356,442,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit associated to properties acquired |  |  | 19,552,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Excess of par value associated with issuance of the shares |  |  | 7,998,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Par value of common shares |  |  | 6,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Permanent reduction in advisory fee | $ 9,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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