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Commitments and Contingencies (Details) |  | 1 Months Ended | 3 Months Ended |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 09, 2010 lender | Mar. 31, 2012 USD ($) claim | Sep. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Dec. 31, 2014 USD ($) | Sep. 30, 2014 USD ($) | Jun. 30, 2014 USD ($) | Dec. 31, 2013 USD ($) | Jun. 17, 2013 USD ($) | Oct. 26, 2011 joint_venture | Jun. 06, 2011 USD ($) | Dec. 31, 2008 action
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Legal reserves |  |  | $ 19,829,000 |  | $ 16,499,000 |  |  |  |  |  |  |
Warranty reserves |  |  | $ 21,140,000 | $ 21,993,000 | $ 22,080,000 | $ 21,454,000 | $ 20,882,000 | $ 21,971,000 |  |  |  |
Number of pending claims | claim |  | 2 |  |  |  |  |  |  |  |  |  |
Number of lenders filing petition for involuntary bankruptcy | lender | 3 |  |  |  |  |  |  |  |  |  |  |
Litigation judgment amount with interest |  |  |  |  |  |  |  |  | $ 16,630,585 |  |  |
Supersedeas bond |  |  |  |  |  |  |  |  | $ 16,930,477 |  |  |
Amount requested in demand for arbitration related to alleged breaches |  | $ 13,500,000 |  |  |  |  |  |  |  |  |  |
Additional amount requested in demand for arbitration related to pro rata future infrastructure improvement costs |  | $ 9,800,000 |  |  |  |  |  |  |  |  |  |
South Edge Guarantee [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of pending claims | action |  |  |  |  |  |  |  |  |  |  |  | 2
Equity method investment, ownership percentage |  |  | 3.53% |  |  |  |  |  |  |  |  |
Springing repayment guarantee |  |  |  |  |  |  |  |  |  |  | $ 13,200,000 |
South Edge [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of co-ventures in joint venture | joint_venture |  |  |  |  |  |  |  |  |  | 4 |  |
JP Morgan v.s. Meritage [Member] | Pending Litigation [Member] |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Provision for litigation reserves |  |  | $ 4,100,000 |  |  |  |  |  |  |  |  |

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