Distributions of return on investments and earnings.

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Equity Method Investment, Summarized Financial Information, Deferred Gain

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Number of units of multifamily project.

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Number of Equity Method Investments

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Variable Interest Entity, Qualitative or Quantitative Information, Number

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Area of land held.

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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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-Name Accounting Standards Codification
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Amount of income (loss) from continuing operations reported by an equity method investee.

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Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Cash received for the sale of real estate that is not part of an investing activity during the current period.

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Investment in Unconsolidated Ventures - Additional Information (Detail) $ in Thousands		3 Months Ended			6 Months Ended
	Jun. 30, 2017 USD ($) a venture	Jun. 30, 2017 USD ($) a	Jun. 30, 2016 USD ($)	Mar. 31, 2016 USD ($) multifamily_site	Jun. 30, 2017 USD ($) a	Jun. 30, 2016 USD ($)
Schedule of Equity Method Investments [Line Items]
Investment in unconsolidated ventures					$ 3,617	$ 4,658
Distributions of return on investments and earnings					14,942	3,981
Earnings (loss)		$ 6,327	$ 404		18,548	101
Equity in earnings of unconsolidated ventures		2,747	188		9,109	235
Gain on sale of assets					103,821	106,658
FMF Peakview LLC \| Multi Family Property
Schedule of Equity Method Investments [Line Items]
Net proceeds				$ 13,167
Number of units of multifamily project \| multifamily_site				304
Gain on sale of assets				$ 9,613
LM Land Holdings, LP
Schedule of Equity Method Investments [Line Items]
Earnings (loss)		5,589	1,415		6,217	2,055
Equity in earnings of unconsolidated ventures		1,774	501		1,989	645
242, LLC
Schedule of Equity Method Investments [Line Items]
Earnings (loss)		(83)	(164)		8,382	(464)
Equity in earnings of unconsolidated ventures		(41)	(82)		4,277	(232)
CL Realty, LLC
Schedule of Equity Method Investments [Line Items]
Earnings (loss)		(64)	17		2,401	64
Equity in earnings of unconsolidated ventures		(32)	$ 8		$ 1,200	$ 31
Equity Method Investments
Schedule of Equity Method Investments [Line Items]
Number of ventures under ownership interest using equity method \| venture	15
Equity Method Investments \| LM Land Holdings, LP
Schedule of Equity Method Investments [Line Items]
Distributions of return on investments and earnings		$ 4,411
Area of land (in acres) \| a	42	42			42
Net proceeds		$ 13,600
Earnings (loss)		10,683
Deferred gain on sale	$ 6,321	$ 6,321			$ 6,321
Equity method investment, ownership percentage	37.50%	37.50%			37.50%
Equity in earnings of unconsolidated ventures		$ 1,636
Equity Method Investments \| 242, LLC
Schedule of Equity Method Investments [Line Items]
Distributions of return on investments and earnings					$ 4,348
Area of land (in acres) \| a	46	46			46
Net proceeds					$ 9,719
Earnings (loss)					$ 6,612
Equity method investment, ownership percentage	50.00%	50.00%			50.00%
Equity in earnings of unconsolidated ventures					$ 3,306
Equity Method Investments \| CL Realty, LLC
Schedule of Equity Method Investments [Line Items]
Net proceeds					$ 2,400
Equity method investment, ownership percentage	50.00%	50.00%			50.00%
Equity in earnings of unconsolidated ventures					$ 1,200
Variable Interest Entity, Primary Beneficiary
Schedule of Equity Method Investments [Line Items]
Number of ventures that are a VIE \| venture	0