Intangible Assets and Goodwill (Details) - USD ($)	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2016	Dec. 31, 2015
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net	$ 126,919,000	$ 126,919,000	$ 126,533,000
Intangibles impairment			269,000
Goodwill	0	0	4,200,000
Change in contingent consideration		2,400,000
Loss on goodwill	4,200,000	4,223,000
Pipeline and Water Rights
Indefinite-lived Intangible Assets [Line Items]
Intangibles impairment		0	269,000
Fair value of intangibles			3,000,000
Fish Springs Ranch | Pipeline and Water Rights
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net	83,897,000	83,897,000	83,897,000
Carson-Lyon
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net	25,569,000	25,569,000	24,831,000
Other Properties
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net	17,453,000	17,453,000	17,805,000
Fair Value, Measurements, Recurring
Indefinite-lived Intangible Assets [Line Items]
Contingent consideration	307,000	307,000	2,707,000
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3
Indefinite-lived Intangible Assets [Line Items]
Contingent consideration	$ 307,000	$ 307,000	$ 2,707,000
Income Approach Valuation Technique | Goodwill
Indefinite-lived Intangible Assets [Line Items]
Period		10 years
Discount rate		14.50%
Growth rate		2.00%