XML 77 R13.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stockholder's Equity
 6 Months Ended
Jun. 30, 2013
Equity [Abstract]  
Stockholder's Equity

7. Stockholder’s Equity

On March 20, 2012, the Company closed a registered underwritten public offering of 9,200,000 shares of common stock (the “Offering”), including 1,200,000 shares issued and sold as a result of the full exercise of the underwriters’ overallotment option, at a price of $15.75 per share. The Company received $137.0 million in net proceeds from the Offering after underwriting discounts and estimated expenses.