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Segment Reporting (Details Narrative) (USD $)
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Notes to Financial Statements    
Loss on unconsolidated subsidiary $ 313 $ 109
Mt Hamilton interest cost capitalized 180   
Mt Hamilton depreciation capitalized 8   
Investment in unconsolidated subsidiary 852 1,544
Investment in marketable securities 5,683 8,921
Gain on sale of marketable securities    $ 332