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Basis of Presentation (Narrative) (Details) (USD $)
3 Months Ended 12 Months Ended
Mar. 31, 2013
Dec. 31, 2012
Basis Of Presentation 1   51.00%
Basis Of Presentation 2   51.00%
Basis Of Presentation 1 51.00%  
Basis Of Presentation 2 51.00%  
Basis Of Presentation 3 $ 382