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Financial Instruments and Fair Value
6 Months Ended
Jun. 30, 2015
Fair Value Disclosures [Abstract]  
Fair Value Disclosures [Text Block]
(4)
Financial Instruments and Fair Value
 
The carrying values of cash, other current assets, accounts payable, accrued expenses and other current liabilities in the Company’s condensed consolidated balance sheets approximated their fair values at June 30, 2015 and December 31, 2014 due to their short-term nature.