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Investment in Joint Venture Arrangements Investment in Joint Venture Arrangements (Tables) | 12 Months Ended
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Dec. 31, 2017
Investment in Joint Venture Arrangements [Abstract] |
Balance Sheets of Joint Venture Arrangements [Table Text Block] | Summarized Condensed Combined Balance Sheets:
| December 31,
(In thousands) | 2017 | 2016
Assets: |  |
Single-family lots, land and land development costs (a) (b) | $ | 13,289 |  | $ | 30,794 |
Other assets | 5,143 |  | 1,040 |
Total assets | $ | 18,432 |  | $ | 31,834 |
Liabilities and partners’ equity: |  |
Liabilities: |  |
Notes payable | $ | 261 |  | $ | 1,287 |
Other liabilities | 1,544 |  | 2,723 |
Total liabilities | 1,805 |  | 4,010 |
Partners’ equity: |  |
Company’s equity (a) (b) | $ | 8,328 |  | $ | 16,015 |
Other equity | 8,299 |  | 11,809 |
Total partners’ equity | $ | 16,627 |  | $ | 27,824 |
Total liabilities and partners’ equity | $ | 18,432 |  | $ | 31,834 |
(a) | For the years ended December 31, 2017 and 2016, impairment expenses and other miscellaneous adjustments totaling $1.7 million and $0.5 million, respectively, were excluded from the table above.
(b) | For the years ended December 31, 2017 and 2016, the table above excludes the Company’s investment in joint development arrangements for which a special purpose entity was not established, totaling $13.9 million and $12.5 million, respectively.
Statements of Operations of Joint Venture Arrangements [Table Text Block] | Summarized Condensed Combined Statements of Operations:
| Year Ended December 31,
(In thousands) | 2017 | 2016 | 2015
Revenue | $ | 10,286 |  | $ | 5,995 |  | $ | 5,800 |
Costs and expenses | 6,817 |  | 5,849 |  | 3,527 |
Income | $ | 3,469 |  | $ | 146 |  | $ | 2,273 |

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