Income Taxes (Details 2) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Tax effect of significant temporary differences representing deferred tax assets and liabilities
Income from unconsolidated joint ventures	$ 26,009	$ 5,519
Residential lots, land and outparcels	20,248	0
Long-term incentive equity awards	1,608	1,281
For-sale multi-family units basis differential	269	2,519
Interest Carryforward	13,158	13,158
Federal and state tax carryforwards	23,883	25,464
Other	860	(5)
Total deferred tax assets	86,035	47,936
Valuation allowance	(86,035)	(47,936)
Net deferred tax asset	$ 0	$ 0

Deferred tax assets for sale multi family units basis differential.

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Deferred tax assets interest carryforward.

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Deferred tax assets operating loss carryforwards federal and state.

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Deferred tax assets Residential lots and outparcels basis differential.

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The tax effect as of the balance sheet date of the amount of the estimated future tax reductions attributable to the difference between the tax basis and the generally accepted accounting principles basis of a company's equity method investment which will decrease future taxable income when such basis difference reverses.

+ References

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The sum of the tax effects as of the balance sheet date of the amounts of all future tax deductions arising from temporary differences between tax basis and generally accepted accounting principles basis recognition of assets, liabilities, revenues and expenses, which can only be deducted for tax purposes when permitted under enacted tax laws ( before the valuation allowance, if any, to reduce such sum amount to net realizable value). Includes any tax benefit realized in deferred tax assets for significant impacts of tax planning strategies.

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For entities that net deferred tax assets and tax liabilities, represents the unclassified net amount of deferred tax assets and liabilities as of the balance sheet date, which result from applying the applicable enacted tax rate to net temporary differences and carryforwards pertaining to assets or liabilities. A temporary difference is a difference between the tax basis of an asset or liability and its carrying amount in the financial statements prepared in accordance with generally accepted accounting principles that will reverse in ensuing periods.

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The tax effect as of the balance sheet date of the amount of estimated future tax deductions arising from other temporary differences not otherwise specified in the taxonomy.

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The tax effect as of the balance sheet date of the amount of the estimated future tax deductions arising from equity-based compensation costs, which can only be deducted for tax purposes when actual costs are incurred, and which can only be realized if sufficient tax-basis income is generated in future periods to enable the deduction to be taken.

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The sum of the portions of deferred tax assets as of the balance sheet date for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income.

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