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Land Under Development - Additional Information (Detail) $ in Thousands | 6 Months Ended |
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Jun. 30, 2017 USD ($) Lot Parcel | Jan. 31, 2017 USD ($) Lot
Real Estate [Abstract] |  |
Acquisition costs of raw land parcel |  | $ 14,400
Number of lots expected to be produce from raw land parcel | Lot |  | 90
Number of raw parcels of land owned | Parcel | 4 |
Carrying value of raw parcels of land | $ 46,685 |
Number of finished lots expected to be developed from raw parcels of land | Lot | 550 |
Aggregate additional funding commitments related to raw land property under joint development | $ 10,000 |
Expected development credits that will offset the aggregate additional funding commitments related to raw land property development | $ 5,400 |

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- Definition Expected development credit offset amount. + References No definition available. + Details
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- Definition Number of finished lots expected to be developed from raw parcels of land. + References No definition available. + Details
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- Definition Carrying amount as of the balance sheet date, net of valuation allowances and impairment losses, of costs of land expected to be developed in the near term plus capitalized costs of development, for purposes of selling completed units to home buyers or commercial or industrial entities.. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- References No definition available. + Details
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