Shareholders' Equity

6 Months Ended

Jun. 30, 2012

Shareholders' Equity [Abstract]

Shareholders' Equity

NOTE 10.SHAREHOLDERS’ EQUITY

Option Exercises

For the three and six months ended June 30, 2012, employees and consultants exercised options to purchase 168,855 and 302,916 shares of the Company’s common stock with net proceeds to the Company of approximately $0.5 million and $1.0 million, respectively.

Employee Stock Purchase Plan

In May 2012, the Company sold 109,282 shares under the ESPP. The shares were purchased at a weighted average purchase price of $4.18 per share with proceeds of approximately $0.5 million.