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Shareholders' equity (Details) (USD $) | 9 Months Ended | 0 Months Ended |  | 1 Months Ended |  |  | 1 Months Ended | 9 Months Ended | 1 Months Ended |  | 1 Months Ended |  | 1 Months Ended |
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Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 Accounts payable and accrued expenses | Aug. 31, 2014 Series C Convertible Units | Aug. 31, 2014 Class A Common Shares | Sep. 30, 2014 Class A Common Shares | Dec. 31, 2013 Class A Common Shares | Jul. 31, 2014 Class A Common Shares Beazer Rental Homes | Sep. 30, 2014 Series A, Series B, Series C participating preferred shares item | Aug. 31, 2014 Series A participating preferred shares | Sep. 30, 2014 Series A participating preferred shares | Aug. 31, 2014 Series B participating preferred shares | Sep. 30, 2014 Series B participating preferred shares | Aug. 31, 2014 Series C Participating Preferred Shares | May 31, 2014 Series C Participating Preferred Shares | Sep. 30, 2014 Series C Participating Preferred Shares
Class of Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares of beneficial interest issued |  |  |  |  | 17,782,861 |  |  | 8,158,001 |  |  |  |  |  |  |  |
Common shares, par value (in dollars per share) |  |  |  |  | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 |  |  |  |  |  |  |  |
Gross proceeds from common stock before offering costs | $ 308,617,000 | $ 1,548,280,000 |  |  | $ 313,300,000 |  |  |  |  |  |  |  |  |  |  |
Offering costs |  |  |  |  | 4,700,000 |  |  |  |  |  |  |  |  |  |  |
Preferred units issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,600,000 |
Gross proceeds from issuance of Preferred shares before offering costs | 189,433,000 | 0 |  |  |  |  |  |  |  |  |  |  |  |  | 190,000,000 |
Rate of Preferred units |  |  |  |  |  |  |  |  |  |  | 5.00% |  | 5.00% |  | 5.50% | 5.50%
Offering costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,700,000 |
Liquidation preference (as a percent) |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |
Number of single-family properties located in top markets |  |  |  |  |  |  |  |  | 20 |  |  |  |  |  |  |
Preferred shares outstanding |  |  |  |  |  |  |  |  | 439,000,000 |  |  |  |  |  |  |
Dividend payable per share |  |  |  | $ 0.15113 | $ 0.05 |  |  |  |  | $ 0.3125 |  | $ 0.3125 |  | $ 0.34375 |  |
Dividend payable date |  |  |  |  | Sep. 30, 2014 |  |  |  |  |  |  |  |  |  |  |
Dividend record date |  |  |  |  | Sep. 15, 2014 |  |  |  |  |  |  |  |  |  |  |
Dividend payable, amount |  |  |  | 4,700,000 |  |  |  |  |  |  |  |  |  |  |  |
Dividends paid | 29,125,000 | 0 | 10,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred Shares dividend rate |  |  |  |  |  |  |  |  |  | 5.00% |  | 5.00% |  | 5.50% |  |
Quarterly distributions to preferred shareholders | $ 13,359,000 | $ 0 |  |  |  |  |  |  |  | $ 1,600,000 |  | $ 1,400,000 |  | $ 2,600,000 |  |

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