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Fair Value Disclosures - Additional Information (Detail) (USD $) | 12 Months Ended | 3 Months Ended
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2013
Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items] |  |  |  |
Impairment charge of inventory recognized | $ 2,515,000 us-gaap_AssetImpairmentCharges | $ 345,448,000 us-gaap_AssetImpairmentCharges | $ 3,591,000 us-gaap_AssetImpairmentCharges |
WRECO Transaction [Member] |  |  |  |
Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items] |  |  |  |
Impairment charge of inventory recognized |  |  |  | 340,300,000 us-gaap_AssetImpairmentCharges / us-gaap_BusinessAcquisitionAxis = tph_WrecoTransactionMember
Write off of option deposits and pre-acquisition costs |  |  |  | $ 3,000,000 tph_WriteOffOfDueToAffiliates / us-gaap_BusinessAcquisitionAxis = tph_WrecoTransactionMember

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2420-110228 + Details
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