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Capital Stock (Warrants) (Details) - Jun. 30, 2015 - $ / shares
Total
Warrants Issued on July 17, 2007 and Expiring on February 9, 2016 [Member]  
Class of Warrant or Right [Line Items]  
Shares Subject to Warrants 2,384
Exercise Price per Share $ 12.45
Warrants Issued on September 28, 2007 and Expiring on September 28, 2017 [Member]  
Class of Warrant or Right [Line Items]  
Shares Subject to Warrants 72,727
Exercise Price per Share $ 8.25