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Basic and Diluted Net Income per Common Share (Schedule of Earnings Per Share Reconciliation) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2014
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Dec. 31, 2013
|
Dec. 31, 2012
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| Earnings Per Share [Abstract] | |||
| Net income | $ 3,737 | $ 50,845 | $ 5,951 |
| Weighted-average shares outstanding - basic (in shares) | 62,265,230 | 47,186,756 | 47,127,737 |
| Dilutive securities (in shares) | 74,640 | 296,956 | 150,287 |
| Weighted-average shares outstanding - diluted (in shares) | 62,339,870 | 47,483,712 | 47,278,024 |
| Common stock equivalent shares excluded due to antidilutive effect (in shares) | 85,901 | 64,171 | 139,346 |
| Earnings Per Share, Basic and Diluted [Abstract] | |||
| Net income per common share (basic) (in dollars per share) | $ 0.06 | $ 1.08 | $ 0.13 |
| Net income per common share (diluted) (in dollars per share) | $ 0.06 | $ 1.07 | $ 0.13 |