Intangible Assets (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 127,927	$ 126,612
Intangibles impairment		2,282
Pipeline and Water Rights
Indefinite-lived Intangible Assets [Line Items]
Fair value of intangibles		3,300
Intangible asset carrying amount		5,600
Intangibles impairment	0	2,300
Fish Springs Ranch | Pipeline and Water Rights
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	83,897	83,897
Carson-Lyon
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	24,831	24,804
Other Properties
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 19,199	$ 17,911