Intangible Assets (Details) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2015	Dec. 31, 2014
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 128,139,000	$ 126,612,000
Intangibles impairment		2,282,000	[1]
Pipeline and Water Rights
Indefinite-lived Intangible Assets [Line Items]
Fair value of intangibles		3,300,000
Intangible asset carrying amount		5,600,000
Intangibles impairment	0	2,300,000
Fish Springs Ranch | Pipeline and Water Rights
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	83,897,000	83,897,000
Carson-Lyon
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	24,831,000	24,804,000
Other Properties
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 19,411,000	$ 17,911,000

[1] The Company had a non-recurring fair value measurement for intangible assets that resulted in an impairment loss discussed in Note 3 “Intangible Assets.”