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Basis of Presentation (Details) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Basis of Presentation |  |  |  |
Number of weeks in each fiscal quarter for 52-week fiscal year |  |  | 91 days | 91 days
Income (loss) per common share: |  |  |  |
Basic weighted average shares outstanding | 39,401 | 38,841 | 39,317 | 38,774
Diluted weighted average shares outstanding | 39,401 | 38,841 | 39,317 | 38,774

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