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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2014
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
| Three months ended June 30, 2014
| Net Income (numerator) |  | Shares (denominator) |  | Per Share Amount
Basic EPS | $ | 26,472 |  |  | 87,728 |  |  | $ | 0.30 |
Effect of restricted stock | — |  |  | 172 |  |  |
Diluted EPS | $ | 26,472 |  |  | 87,900 |  |  | $ | 0.30 |
| Three months ended June 30, 2013
| Net Income (numerator) |  | Shares (denominator) |  | Per Share Amount
Basic EPS | $ | 19,138 |  |  | 84,789 |  |  | $ | 0.23 |
Effect of restricted stock | — |  |  | 250 |  |  |
Diluted EPS | $ | 19,138 |  |  | 85,039 |  |  | $ | 0.23 |
| Six months ended June 30, 2014
| Net Income (numerator) |  | Shares (denominator) |  | Per Share Amount
Basic EPS | $ | 40,551 |  |  | 87,716 |  |  | $ | 0.46 |
Effect of restricted stock | — |  |  | 192 |  |  |
Diluted EPS | $ | 40,551 |  |  | 87,908 |  |  | $ | 0.46 |
| Six months ended June 30, 2013
| Net Income (numerator) |  | Shares (denominator) |  | Per Share Amount
Basic EPS | $ | 38,874 |  |  | 84,780 |  |  | $ | 0.46 |
Effect of restricted stock | — |  |  | 262 |  |  |
Diluted EPS | $ | 38,874 |  |  | 85,042 |  |  | $ | 0.46 |

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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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