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Basis of Presentation (Details 2)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Income (Loss) Per Common Share    
Common equivalent shares excluded from computation that would have otherwise been dilutive 1.4 1.4
Revenue Recognition    
Revenue retention percentage 10.00%  
Stock options and Restricted stock
   
Income (Loss) Per Common Share    
Antidilutive securities excluded from the computation of earnings per share (in shares)   0.5