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Organization and Basis of Presentation (Details Textual) (USD $)
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6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | ||||||
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Jun. 30, 2014
State
Communities
Region
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Dec. 31, 2013
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Jun. 30, 2014
Maximum [Member]
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Jun. 30, 2014
Maximum [Member]
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Jun. 30, 2014
Minimum [Member]
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Jun. 30, 2014
Minimum [Member]
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| Organization and Presentation [Line Items] | |||||||||||
| Investment Maturity Period | 18 months | 3 months | |||||||||
| Warranty period following home closings | 10 years | ||||||||||
| Base price per house for sale range | $ 875,000 | $ 130,000 | |||||||||
| Community life cycle range | 5 years | 3 years | |||||||||
| Organization and Basis of Presentation (Textual) [Abstract] | |||||||||||
| Entity operations in number of regions | 3 | ||||||||||
| Number of states in regions | 8 | ||||||||||
| Maximum maturity period to classify liquid investments as cash equivalents | 3 months | ||||||||||
| Money market funds invested in short term government securities | 20,300,000 | 68,300,000 | |||||||||
| Amounts in transit from title companies for home closings | 42,500,000 | 26,400,000 | |||||||||
| Number of communities to which homes are sold | 175 | ||||||||||
| Unrecognized gains or losses other than temporary impairments | 0 | ||||||||||
| Deposits on real estate under option or contract | $ 58,881,000 | [1],[2] | $ 51,595,000 | ||||||||
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| X | ||||||||||
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- Definition
Amounts in transit from title companies for home closings. No definition available.
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| X | ||||||||||
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- Definition
The price range as of the balance sheet date relating to the houses the Company has for sale. No definition available.
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| X | ||||||||||
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- Definition
The range in number of years it takes to develop and sell a community starting with the acquisition of the land. No definition available.
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| X | ||||||||||
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- Definition
The number of regions in the country where the Company has operations. No definition available.
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| X | ||||||||||
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- Definition
Period over which the investments mature. No definition available.
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| X | ||||||||||
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- Definition
Liquid investment maturity period to be classified as cash equivalent maximum. No definition available.
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| X | ||||||||||
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- Definition
Money market funds that are invested in short term government securities. No definition available.
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| X | ||||||||||
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- Definition
The number of communities in which the Company is actively selling homes as of the balance sheet date. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Warranty period following home closings. No definition available.
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| X | ||||||||||
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- Definition
The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of states the entity operates in as of the balance sheet date. No definition available.
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| X | ||||||||||
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- Definition
The amount of other than temporary impairment losses on investments in debt securities categorized as Held-to-maturity which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) of investments in debt securities due to credit losses and other than temporary impairments due to other than credit losses when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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