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Equity (Tables)
3 Months Ended
Mar. 31, 2013
Equity [Abstract]  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]

The following table summarizes certain aspects of DCT’s outstanding warrants as of March 31, 2013:

 

Warrants Issued in Connection with:   Number of
Shares
Outstanding
and Vested
    Exercise
Price ($)
    Issuance
Date
  Expiration
Date
Bank line of credit     68,027       0.59     9/2/09   8/31/16