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DEBT
6 Months Ended
Jun. 30, 2013
Debt Disclosure [Abstract]  
DEBT
7. DEBT

 

As of December 31, 2012, promissory notes outstanding totaled $0.4 million on two notes which do not accrue interest. In May 2013, the outstanding balance of one of the promissory notes was settled in full, resulting in a gain on extinguishment of debt of $0.1 million for the six months ended June 30, 2013.

 

As of June 30, 2013 the remaining promissory note totaled $0.1 million and was classified as a current liability as of June 30, 2013 on the accompanying condensed balance sheets.