Loans To And Investments In Associated Companies (HomeFed) (Narrative) (Details) - HomeFed Corporation [Member] - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Investment [Line Items]
Shares of common stock owned	9,974,226
Percentage of ownership owned	65.00%
Maximum voting rights as a percentage of total voting securities voting	45.00%
Cash paid on acquisition of common shares		$ 14.0
Common shares acquired		7,500,000
Deferred gain on sale		$ 36.1
Company Chairman [Member]
Investment [Line Items]
Ownership percentage of company	4.80%