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Organization and Basis of Presentation - Additional Information (Detail) (USD $) | 0 Months Ended | 3 Months Ended | 6 Months Ended |  |  | 3 Months Ended |  |  | 0 Months Ended |  | 0 Months Ended |
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Jun. 13, 2014 Accounts | Jun. 30, 2014 | Jun. 30, 2014 | Dec. 31, 2013 | Jun. 30, 2014 4.375% Senior Notes due 2019 [Member] | Jun. 30, 2014 5.875% Senior Notes due 2024 [Member] | Sep. 30, 2014 Scenario, Forecast [Member] | Jun. 13, 2014 WRECO Transaction [Member] | Jun. 13, 2014 WRECO Transaction [Member] Transaction Agreement [Member] | Jun. 13, 2014 WRECO Transaction [Member] Unpaid interest [Member] | Jun. 30, 2014 TRI Pointe [Member] | Jul. 07, 2014 Subsequent Event [Member] | Jul. 07, 2014 Subsequent Event [Member] | Jul. 07, 2014 Subsequent Event [Member] TRI Pointe [Member] | Jul. 07, 2014 Subsequent Event [Member] TRI Pointe [Member] | Jul. 07, 2014 Subsequent Event [Member] TRI Pointe [Member] WRECO Transaction [Member]
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock shares issued |  | 31,632,533 | 31,632,533 | 31,597,907 |  |  |  |  |  |  |  |  | 129,700,000 |  |  |
Percentage of common stock outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 79.60% |
Percentage of common stock owned after the Merger by TRI Pointe shareholders of record prior to the Merger |  |  |  |  |  |  |  |  |  |  |  |  |  | 19.40% |  |
Outstanding equity awards of the employee in percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.00%
Amount of adjustment based on transaction agreement |  |  |  |  |  |  |  |  |  |  |  | $ 31,500,000 |  |  |  |
Aggregate principal amount |  |  |  |  | 450,000,000 | 450,000,000 |  |  |  |  |  |  |  |  |  |
Interest rate on senior note |  |  |  |  | 4.375% | 5.875% |  |  |  |  |  |  |  |  |  |
Net proceeds offering | 867,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of escrow accounts | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash payment to be made subject to adjustment |  |  |  |  |  |  |  | 743,700,000 | 739,000,000 | 4,700,000 |  |  |  |  |  |
Cash retained by the Company |  |  |  |  |  |  |  |  |  |  | 124,000,000 |  |  |  |  |
Transaction agreement date |  |  | Nov. 03, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |
Transaction expenses |  | 607,000 | 1,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Payment of transaction fees and expenses |  |  |  |  |  |  | 15,000,000 |  |  |  |  |  |  |  |  |
Payment of advisory fees |  |  |  |  |  |  | 6,000,000 |  |  |  |  |  |  |  |  |
Payment of financing-related fees |  |  |  |  |  |  | 29,000,000 |  |  |  |  |  |  |  |  |
Capitalization of deferred finance costs |  |  |  |  |  |  | $ 19,000,000 |  |  |  |  |  |  |  |  |

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