Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 126,907	$ 126,796
Other
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	17,441	17,330
Pipeline and Water Rights | Fish Springs Ranch
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	83,897	83,897
Pipeline and Water Rights | Carson-Lyon
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 25,569	$ 25,569