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Equity Investment in Savoy (Narrative) (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Oct. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Sep. 30, 2014
Cash distributions $ 4,900   $ 8,109 $ 1,325  
Savoy [Member]          
Equity method investment ownership percentage   40.00%     45.00%
Cash distributions paid $ 12,000        
Asset impairment charge   $ 2,600