Quarterly report pursuant to Section 13 or 15(d)

Comprehensive Loss

 v2.3.0.11
Comprehensive Loss
6 Months Ended
Jun. 30, 2011
Comprehensive Loss  
Comprehensive Loss

4. Comprehensive Loss

Comprehensive loss is comprised of net loss and other comprehensive income or loss. The only component of other comprehensive income or loss is unrealized gains and losses on our marketable securities. Comprehensive losses for the three and six month periods ended June 30, 2011 were $7.0 million and $11.5 million, respectively, and for the three and six month periods ended June 30, 2010 were $1.8 million and $2.2 million, respectively.