<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Version>2.4.0.6</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>332</ContextCount>
  <ElementCount>288</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>91</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>5</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>101 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DocumentDocumentandEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>103 - Statement - Condensed Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/StatementOfFinancialPositionUnclassified-RealEstateOperations</Role>
      <ShortName>Condensed Consolidated Balance Sheets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>104 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/StatementOfIncomeRealEstateExcludingREITs</Role>
      <ShortName>Condensed Consolidated Statements of Operations and Comprehensive Loss</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>105 - Statement - Condensed Consolidated Statements of Changes in Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/StatementOfPartnersCapital</Role>
      <ShortName>Condensed Consolidated Statements of Changes in Equity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>106 - Statement - Condensed Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/StatementOfCashFlowsIndirectRealEstate</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>107 - Disclosure - Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsOrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock</Role>
      <ShortName>Basis of Presentation</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>108 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsSignificantAccountingPoliciesTextBlock</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>109 - Disclosure - Restricted Cash</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsRestrictedCashAndCashEquivalentsTextBlock</Role>
      <ShortName>Restricted Cash</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>110 - Disclosure - Investments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsInvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsTextBlock</Role>
      <ShortName>Investments</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>111 - Disclosure - Fair Value Disclosures</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsFairValueMeasurementInputsDisclosureTextBlock</Role>
      <ShortName>Fair Value Disclosures</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>112 - Disclosure - Accounts and Other Receivables, net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsLoansNotesTradeAndOtherReceivablesDisclosureTextBlock</Role>
      <ShortName>Accounts and Other Receivables, net</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>113 - Disclosure - Inventory</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsInventoryDisclosureTextBlock</Role>
      <ShortName>Inventory</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>114 - Disclosure - Investments in Joint Ventures</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsEquityMethodInvestmentsDisclosureTextBlock</Role>
      <ShortName>Investments in Joint Ventures</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>115 - Disclosure - Variable Interest Entities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfVariableInterestEntitiesTextBlock</Role>
      <ShortName>Variable Interest Entities</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>116 - Disclosure - Other Assets, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsOtherAssetsDisclosureTextBlock</Role>
      <ShortName>Other Assets, Net</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>117 - Disclosure - Notes Payable</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsDebtDisclosureTextBlock</Role>
      <ShortName>Notes Payable</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>118 - Disclosure - Other Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsOtherLiabilitiesDisclosureTextBlock</Role>
      <ShortName>Other Liabilities</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>119 - Disclosure - Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsRelatedPartyTransactionsDisclosureTextBlock</Role>
      <ShortName>Related Party Transactions</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>120 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsIncomeTaxDisclosureTextBlock</Role>
      <ShortName>Income Taxes</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>121 - Disclosure - Owners' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsPartnersCapitalNotesDisclosureTextBlock</Role>
      <ShortName>Owners' Equity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>122 - Disclosure - Contingencies and Commitments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsCommitmentsAndContingenciesDisclosureTextBlock</Role>
      <ShortName>Contingencies and Commitments</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>123 - Disclosure - Supplemental Disclosure to Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsCashFlowSupplementalDisclosuresTextBlock</Role>
      <ShortName>Supplemental Disclosure to Consolidated Statements of Cash Flows</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>124 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsSegmentReportingDisclosureTextBlock</Role>
      <ShortName>Segment Information</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>125 - Disclosure - Supplemental Guarantor Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsSupplementalGuarantorInformationDisclosureTextBlock</Role>
      <ShortName>Supplemental Guarantor Information</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>126 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsSubsequentEventsTextBlock</Role>
      <ShortName>Subsequent Events</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>127 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsSignificantAccountingPoliciesTextBlockPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>128 - Disclosure - Investments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsInvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsTextBlockTables</Role>
      <ShortName>Investments (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>129 - Disclosure - Fair Value Disclosures (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsFairValueMeasurementInputsDisclosureTextBlockTables</Role>
      <ShortName>Fair Value Disclosures (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>130 - Disclosure - Accounts and Other Receivables, net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsLoansNotesTradeAndOtherReceivablesDisclosureTextBlockTables</Role>
      <ShortName>Accounts and Other Receivables, net (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>131 - Disclosure - Inventory (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsInventoryDisclosureTextBlockTables</Role>
      <ShortName>Inventory (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>132 - Disclosure - Other Assets, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsOtherAssetsDisclosureTextBlockTables</Role>
      <ShortName>Other Assets, Net (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>133 - Disclosure - Notes Payable (Tables)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsDebtDisclosureTextBlockTables</Role>
      <ShortName>Notes Payable (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>134 - Disclosure - Other Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsOtherLiabilitiesDisclosureTextBlockTables</Role>
      <ShortName>Other Liabilities (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>135 - Disclosure - Related Party Transactions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsRelatedPartyTransactionsDisclosureTextBlockTables</Role>
      <ShortName>Related Party Transactions (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>136 - Disclosure - Supplemental Disclosure to Consolidated Statements of Cash Flows (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsCashFlowSupplementalDisclosuresTextBlockTables</Role>
      <ShortName>Supplemental Disclosure to Consolidated Statements of Cash Flows (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>137 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsSegmentReportingDisclosureTextBlockTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>138 - Disclosure - Supplemental Guarantor Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/NotesToFinancialStatementsSupplementalGuarantorInformationDisclosureTextBlockTables</Role>
      <ShortName>Supplemental Guarantor Information (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>139 - Disclosure - Basis of Presentation - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureBasisOfPresentationAdditionalInformation</Role>
      <ShortName>Basis of Presentation - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>140 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformation</Role>
      <ShortName>Summary of Significant Accounting Policies - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>141 - Disclosure - Restricted Cash - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureRestrictedCashAdditionalInformation</Role>
      <ShortName>Restricted Cash - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>142 - Disclosure - Summary of Investments (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureSummaryOfInvestments</Role>
      <ShortName>Summary of Investments (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>143 - Disclosure - Summary of Investments (Parenthetical) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureSummaryOfInvestmentsParenthetical</Role>
      <ShortName>Summary of Investments (Parenthetical) (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>144 - Disclosure - Investments - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureInvestmentsAdditionalInformation</Role>
      <ShortName>Investments - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>145 - Disclosure - Contractual Maturities of Debt Securities Classified as Available-for-Sale (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureContractualMaturitiesOfDebtSecuritiesClassifiedAsAvailableforSale</Role>
      <ShortName>Contractual Maturities of Debt Securities Classified as Available-for-Sale (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>146 - Disclosure - Financial Instruments Measured at Fair Value on Recurring Basis (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureFinancialInstrumentsMeasuredAtFairValueOnRecurringBasis</Role>
      <ShortName>Financial Instruments Measured at Fair Value on Recurring Basis (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>147 - Disclosure - Unobservable Inputs Used in Valuation of Level 3 Financial Instruments (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureUnobservableInputsUsedInValuationOfLevel3FinancialInstruments</Role>
      <ShortName>Unobservable Inputs Used in Valuation of Level 3 Financial Instruments (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>148 - Disclosure - Summary of Changes in Fair Value of Level 3 Financial Instruments (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureSummaryOfChangesInFairValueOfLevel3FinancialInstruments</Role>
      <ShortName>Summary of Changes in Fair Value of Level 3 Financial Instruments (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>149 - Disclosure - Net Book Values of Estimated Fair Values of Notes Payable (Detail)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureNetBookValuesOfEstimatedFairValuesOfNotesPayable</Role>
      <ShortName>Net Book Values of Estimated Fair Values of Notes Payable (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>150 - Disclosure - Fair Value Disclosures - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureFairValueDisclosuresAdditionalInformation</Role>
      <ShortName>Fair Value Disclosures - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>151 - Disclosure - Accounts and Other Receivables (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureAccountsAndOtherReceivables</Role>
      <ShortName>Accounts and Other Receivables (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>152 - Disclosure - Inventory (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureInventory</Role>
      <ShortName>Inventory (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>153 - Disclosure - Inventory Impairment (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureInventoryImpairment</Role>
      <ShortName>Inventory Impairment (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>154 - Disclosure - Inventory - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureInventoryAdditionalInformation</Role>
      <ShortName>Inventory - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>155 - Disclosure - Interest Incurred, Capitalized and Expensed (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureInterestIncurredCapitalizedAndExpensed</Role>
      <ShortName>Interest Incurred, Capitalized and Expensed (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>156 - Disclosure - Investments in Joint Ventures - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureInvestmentsInJointVenturesAdditionalInformation</Role>
      <ShortName>Investments in Joint Ventures - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>157 - Disclosure - Variable Interest Entities - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureVariableInterestEntitiesAdditionalInformation</Role>
      <ShortName>Variable Interest Entities - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>158 - Disclosure - Other Assets (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureOtherAssets</Role>
      <ShortName>Other Assets (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>159 - Disclosure - Notes Payable (Detail)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureNotesPayable</Role>
      <ShortName>Notes Payable (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>160 - Disclosure - Notes Payable (Parenthetical) (Detail)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureNotesPayableParenthetical</Role>
      <ShortName>Notes Payable (Parenthetical) (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>161 - Disclosure - Notes Payable - Additional Information (Detail)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureNotesPayableAdditionalInformation</Role>
      <ShortName>Notes Payable - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>162 - Disclosure - Other Liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureOtherLiabilities</Role>
      <ShortName>Other Liabilities (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>163 - Disclosure - Changes in Completed Operations (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureChangesInCompletedOperations</Role>
      <ShortName>Changes in Completed Operations (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>164 - Disclosure - Other Liabilities - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureOtherLiabilitiesAdditionalInformation</Role>
      <ShortName>Other Liabilities - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>165 - Disclosure - Changes in Warranty Liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureChangesInWarrantyLiabilities</Role>
      <ShortName>Changes in Warranty Liabilities (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>166 - Disclosure - Related Party Transactions (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureRelatedPartyTransactions</Role>
      <ShortName>Related Party Transactions (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>167 - Disclosure - Related Party Transactions - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureRelatedPartyTransactionsAdditionalInformation</Role>
      <ShortName>Related Party Transactions - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>168 - Disclosure - Income Taxes - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureIncomeTaxesAdditionalInformation</Role>
      <ShortName>Income Taxes - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>169 - Disclosure - Equity - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureEquityAdditionalInformation</Role>
      <ShortName>Equity - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>170 - Disclosure - Commitment and Contingencies - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureCommitmentAndContingenciesAdditionalInformation</Role>
      <ShortName>Commitment and Contingencies - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>171 - Disclosure - Supplemental Disclosures to Consolidated Statements of Cash Flows (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureSupplementalDisclosuresToConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Supplemental Disclosures to Consolidated Statements of Cash Flows (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>172 - Disclosure - Financial Information for Reportable Segments - Assets (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureFinancialInformationForReportableSegmentsAssets</Role>
      <ShortName>Financial Information for Reportable Segments - Assets (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>173 - Disclosure - Financial Information for Reportable Segments - Inventory (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureFinancialInformationForReportableSegmentsInventory</Role>
      <ShortName>Financial Information for Reportable Segments - Inventory (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>174 - Disclosure - Financial Information for Reportable Segments - Revenues (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureFinancialInformationForReportableSegmentsRevenues</Role>
      <ShortName>Financial Information for Reportable Segments - Revenues (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>175 - Disclosure - Financial Information Relating to Reportable Segments - Loss Before Income Taxes (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureFinancialInformationRelatingToReportableSegmentsLossBeforeIncomeTaxes</Role>
      <ShortName>Financial Information Relating to Reportable Segments - Loss Before Income Taxes (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>176 - Disclosure - Financial Information Relating to Reportable Segments - Impairment (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureFinancialInformationRelatingToReportableSegmentsImpairment</Role>
      <ShortName>Financial Information Relating to Reportable Segments - Impairment (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>177 - Disclosure - Condensed Consolidating Balance Sheet (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureCondensedConsolidatingBalanceSheet</Role>
      <ShortName>Condensed Consolidating Balance Sheet (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>178 - Disclosure - Condensed Consolidating Statement of Operations and Comprehensive Income (Loss) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureCondensedConsolidatingStatementOfOperationsAndComprehensiveIncomeLoss</Role>
      <ShortName>Condensed Consolidating Statement of Operations and Comprehensive Income (Loss) (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>179 - Disclosure - Condensed Consolidating Statement of Cash Flows (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureCondensedConsolidatingStatementOfCashFlows</Role>
      <ShortName>Condensed Consolidating Statement of Cash Flows (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>180 - Disclosure - Subsequent Event - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.sheahomes.com/taxonomy/role/DisclosureSubsequentEventAdditionalInformation</Role>
      <ShortName>Subsequent Event - Additional Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Element ck0001531744_DistributionsInExcessOfEarningsOnRealEstateJointVentures had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element ck0001531744_DistributionsPayableCurrentAndNoncurrent had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element ck0001531744_NotesReceivableBearingInterestRate had a mix of decimals attribute values: 2 3.</Log>
    <Log type="Info">Element ck0001531744_OtherReserves had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_DebtInstrumentInterestRateStatedPercentage had a mix of decimals attribute values: 2 5.</Log>
    <Log type="Info">Element us-gaap_DueToRelatedPartiesCurrentAndNoncurrent had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_EquityMethodInvestmentOwnershipPercentage had a mix of decimals attribute values: 3 4.</Log>
    <Log type="Info">Element us-gaap_InterestPayableCurrentAndNoncurrent had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_NotesPayable had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_NotesReceivableNet had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_NotesReceivableRelatedParties had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_OtherNonoperatingIncomeExpense had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">'Monetary' elements on report '156 - Disclosure - Investments in Joint Ventures - Additional Information (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '161 - Disclosure - Notes Payable - Additional Information (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '164 - Disclosure - Other Liabilities - Additional Information (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '167 - Disclosure - Related Party Transactions - Additional Information (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '168 - Disclosure - Income Taxes - Additional Information (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '170 - Disclosure - Commitment and Contingencies - Additional Information (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 103 - Statement - Condensed Consolidated Balance Sheets</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Jun. 30, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2010'</Log>
    <Log type="Info">Process Flow-Through: 104 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss</Log>
    <Log type="Info">Process Flow-Through: 106 - Statement - Condensed Consolidated Statements of Cash Flows</Log>
  </Logs>
  <InputFiles>
    <File>ck0001531744-20120630.xml</File>
    <File>ck0001531744-20120630.xsd</File>
    <File>ck0001531744-20120630_cal.xml</File>
    <File>ck0001531744-20120630_def.xml</File>
    <File>ck0001531744-20120630_lab.xml</File>
    <File>ck0001531744-20120630_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
