Investment in Joint Venture Arrangements (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Schedule of Equity Method Investments [Line Items]
Investment in joint venture arrangements	$ 40,306		$ 37,885
Increase (decrease) in investments in unconsolidated joint ventures and other similar arrangements	2,400
Investment in joint venture arrangements	6,458	$ 6,041
Distribution of single-family lots from joint venture arrangements	3,726	1,054
Company's investment in joint development or similar agreements	38,100		35,500
Equity invested in LLCs	2,200		$ 2,400
Equity in loss (income) from joint venture arrangements	$ (52)	$ 121
Maximum [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	74.00%		74.00%
Minimum [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	25.00%		25.00%

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Distribution of single-family lots from unconsolidated LLC's

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).

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