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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2014
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
| Three months ended September 30, 2014
| Net Income (numerator) |  | Shares (denominator) |  | Per Share Amount
Basic EPS | $ | 22,737 |  |  | 87,778 |  |  | $ | 0.26 |
Effect of restricted stock | — |  |  | 145 |  |  |
Diluted EPS | $ | 22,737 |  |  | 87,923 |  |  | $ | 0.26 |
| Three months ended September 30, 2013
| Net Income (numerator) |  | Shares (denominator) |  | Per Share Amount
Basic EPS | $ | 15,868 |  |  | 84,837 |  |  | $ | 0.19 |
Effect of restricted stock | — |  |  | 201 |  |  |
Diluted EPS | $ | 15,868 |  |  | 85,038 |  |  | $ | 0.19 |
| Nine months ended September 30, 2014
| Net Income (numerator) |  | Shares (denominator) |  | Per Share Amount
Basic EPS | $ | 63,289 |  |  | 87,737 |  |  | $ | 0.72 |
Effect of restricted stock | — |  |  | 184 |  |  |
Diluted EPS | $ | 63,289 |  |  | 87,921 |  |  | $ | 0.72 |
| Nine months ended September 30, 2013
| Net Income (numerator) |  | Shares (denominator) |  | Per Share Amount
Basic EPS | $ | 54,740 |  |  | 84,799 |  |  | $ | 0.65 |
Effect of restricted stock | — |  |  | 242 |  |  |
Diluted EPS | $ | 54,740 |  |  | 85,041 |  |  | $ | 0.64 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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