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Commitments and Contingencies (Narrative) (Details) $ in Millions		9 Months Ended
	Jan. 22, 2015 USD ($) a	Sep. 30, 2016
Other Commitments [Line Items]
Percentage of capital committed to strategic investments that may be drawn down		100.00%
Area of land subject to litigation | a	1,250
Land & Development | Real Estate Sales
Other Commitments [Line Items]
Unpaid purchase price | $	$ 114.0
Unpaid purchase price, interest rate	12.00%
Court settlement payment period	30 days
Ownership percentage by noncontrolling owners	7.80%

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Court Settlement Payment Period

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Land acreage subject to litigation.

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- Definition

Represents the percentage of capital committed to strategic investments by the entity that may be drawn down.

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Unpaid Purchase Price

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Unpaid Purchase Price, Interest Rate

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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