The charge agains earnings in the period to reduce the carrying amount of real property and water assets to fair value.

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Notes and Other Receivables, Period, Maximum

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Notes and Other Receivables, Period, Minimum

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Notional Amount of Initial Production

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Notional Amount of Steady-state Production

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Uncertain Income Tax Position Recognition Percentage Threshold

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A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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The charge against earnings in the period to reduce the carrying amount of real property to fair value.

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The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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Carrying amount (lower of cost or market) as of the balance sheet date of inventories less all valuation and other allowances. Excludes noncurrent inventory balances (expected to remain on hand past one year or one operating cycle, if longer).

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The maximum useful life of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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The minimum useful life of long lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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Amount of the current period expense charged against operations, the offset which is generally to the allowance for doubtful accounts for the purpose of reducing receivables, including notes receivable, to an amount that approximates their net realizable value (the amount expected to be collected).

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Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.

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Reflects the highest contractual rate of interest on receivables from retail land sales.

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Effects the highest contractual rate of interest on receivables from retail land sales.

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This element represents the total of interest expense recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties in the period in which the entity claims or expects to claim a tax position, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties.

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Nature of Operations and Significant Accounting Policies (Details) Real Estate, Receivables, Operating Costs and Income Taxes (USD $)	12 Months Ended
	Dec. 31, 2012 Y	Dec. 31, 2011	Dec. 31, 2010
Real Estate and Water Assets:
Real estate held-for-sale	$ 2,900,000	$ 6,500,000
Impairment loss on real estate and water assets		21,404,000	10,316,000
Inventory	8,100,000
Notes and Other Receivables:
Notes and other receivables, minimum term (in years)	3
Notes and other receivables, maximum term (in years)	10
Installment notes interest rates, minimum	8.00%
Installment notes interest rates, maximum	10.00%
Provision for Income Taxes:
Interest expense related to uncertain tax positions	0
Income tax expense (benefit)	1,069,000	(22,151,000)	12,518,000
Effective income tax rate	(4.00%)	64.00%	(44.00%)
Fish Springs Assets
Real Estate and Water Assets:
Impairment loss on real estate and water assets		16,224,000	10,300,000
Real Estate Operations
Real Estate and Water Assets:
Estimated useful lives of real estate improvements, minimum	5
Estimated useful lives of real estate improvements, maximum	15
Impairment of real estate assets		5,200,000
Nevada Land and Resource Company
Notes and Other Receivables:
Provision for bad debts		$ 834,000
Commodity Contract
Real Estate and Water Assets:
Swaps, notional amount of initial production	12,000
Swaps, notional amount of steady-state production	7,500
Maximum
Provision for Income Taxes:
Likelihood uncertain tax percentage will be sustained	50.00%