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Stock Repurchase (Tables)
 9 Months Ended
Sep. 30, 2014
Equity [Abstract]  
Schedule of Common Stock Outstanding Roll Forward
The following table reflects the changes in common stock issued and outstanding for the nine months ended September 30, 2014:
(shares)
 
Balance as of December 31, 2013
12,070,509

Exercise of stock options
23,231

Retirement of shares
(849,690
)
Balance as of September 30, 2014
11,244,050