v2.4.0.6
Stockholders' Equity (Details)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Nov. 10, 2006
Stockholders' Equity (Textual) [Abstract]      
Stock authorized to be repurchased under share repurchase program     1,000,000
Repurchase of common stock authorized remaining 1,225,750    
Repurchased shares 0 0