v2.4.0.8
Stockholders' Equity and Stock Incentive Plans Shareholders Equity (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2013
Sep. 30, 2012
Equity [Abstract]      
Stock Issued During Period, Shares, New Issues 18,975,000    
Proceeds from sale of common stock $ 216,700 $ 216,467 $ 0