Subsequent Events

3 Months Ended

Mar. 31, 2015

Subsequent Events

Subsequent Events

12.  Subsequent Events

Subsequent to March 31, 2015, holders of the Notes converted approximately $1.2 million of the Notes and we issued a total of approximately 0.2 million shares of common stock in conversion of the principal amount of the Notes and accrued interest thereon, and issued an additional 20,000 shares of common stock in settlement of the interest make-whole provision related to the converted Notes.