Stock-Based Compensation

6 Months Ended

Jun. 30, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Stock-Based Compensation

Stock-Based Compensation

Total stock-based compensation expense recorded in the first six months of 2013 and 2012 was $2.4 million and $1.2 million, respectively. Total stock compensation expense recorded in the second quarter of 2013 and 2012 was $1.0 million and $0.6 million, respectively. There were no stock options awards granted during the first six months of 2013 and 2012. There were insignificant shares of restricted stock awarded during the three months ended June 30, 2013 at prices ranging from $33.72 to $35.70 per share. There were 0.1 million shares of restricted stock awarded during the six months ended June 30, 2013 at prices ranging from $20.34 to $35.70 per share. There were 0.2 million shares of restricted stock awarded during the three and six months ended June 30, 2012 at prices ranging from of $18.82 to $21.59 per share. There were no performance-based stock awards during the three and six months ended June 30, 2013. There were no performance-based stock awards granted during the three months ended June 30, 2012, and 0.1 million shares of performance-based stock awards during the six months ended June 30, 2012. As of June 30, 2013, there was $7.3 million of unrecognized compensation cost related to non-vested stock-based compensation, which cost is expected to be recognized over a weighted average period of 2.0 years.