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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2016
Earnings Per Share [Abstract] |
Earnings Per Share |
| Three months ended |  | Six months ended
| June 30, 2016 |  | June 30, 2015 |  | June 30, 2016 |  | June 30, 2015
| (in thousands, except share and per share data)
Numerator: |  |  |  |  |  |  |
Net income | $ | 14,341 |  |  | $ | 11,130 |  |  | $ | 25,147 |  |  | $ | 19,529 |
Denominator: |  |  |  |  |  |  |  |  |
Basic weighted average shares | 53,036,009 |  |  | 54,208,362 |  |  | 53,028,224 |  |  | 54,205,657 |
Effect of dilutive stock options and restricted stock | 365,229 |  |  | 461,401 |  |  | 367,137 |  |  | 508,947 |
Diluted weighted average shares | 53,401,238 |  |  | 54,669,763 |  |  | 53,395,361 |  |  | 54,714,604 |
Earnings per share: |  |  |  |  |  |  |  |  |
Basic | $ | 0.27 |  |  | $ | 0.21 |  |  | $ | 0.47 |  |  | $ | 0.36 |
Diluted | $ | 0.27 |  |  | $ | 0.20 |  |  | $ | 0.47 |  |  | $ | 0.36 |
Anti-dilutive shares: |  |  |  |  |  |  |  |  |
Shares | 504,955 |  |  | 145,136 |  |  | 493,264 |  |  | 134,625 |

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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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