Employee Benefit Plan

12 Months Ended

Dec. 31, 2012

Empoyee Benefit Plan [Abstract]

Employee Benefit Plan

15. Employee Benefit Plan

The Company offers employees the opportunity to participate in a 401(k) plan. Through September 30, 2011, the Company matched employee contributions dollar for dollar up to 3% of the employee’s salary during the employee’s period of participation. Such employer contributions are discretionary under the 401(k) plan. As of October 1, 2011, the Company suspended all matching contributions indefinitely. For the years ended December 31, 2012, 2011, and 2010, the Company expensed $8,595,  $395,633, and $414,765, respectively, related to the plan.