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Discontinued Operations - Additional Information (Detail) (Weyerhaeuser [Member], USD $) In Millions, unless otherwise specified | 0 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 31, 2013 | Dec. 31, 2013 | Dec. 31, 2014
Weyerhaeuser [Member] |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Date of Acquisition |  |  | Oct. 31, 2013
Payments to acquire businesses | $ 3.6 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = tph_WeyerhaeuserMember |  |
Net gain on transaction |  | $ 1.9 us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsNetGainsAndLosses / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = tph_WeyerhaeuserMember |

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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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