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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2017
Earnings Per Share [Abstract] |
Earnings Per Share |
| Three months ended |  | Six months ended
| June 30, 2017 |  | June 30, 2016 |  | June 30, 2017 |  | June 30, 2016
| (in thousands, except share and per share data)
Numerator: |  |  |  |  |  |  |
Net income | $ | 13,794 |  |  | $ | 14,725 |  |  | $ | 24,011 |  |  | $ | 26,276 |
Denominator: |  |  |  |  |  |  |  |  |
Basic weighted average shares | 52,615,366 |  |  | 53,036,009 |  |  | 52,624,782 |  |  | 53,028,224 |
Effect of dilutive stock options and restricted stock | 535,768 |  |  | 538,693 |  |  | 551,643 |  |  | 535,452 |
Diluted weighted average shares | 53,151,134 |  |  | 53,574,702 |  |  | 53,176,425 |  |  | 53,563,676 |
Earnings per share: |  |  |  |  |  |  |  |  |
Basic | $ | 0.26 |  |  | $ | 0.28 |  |  | $ | 0.46 |  |  | $ | 0.47 |
Diluted | $ | 0.26 |  |  | $ | 0.27 |  |  | $ | 0.45 |  |  | $ | 0.47 |
Anti-dilutive shares: |  |  |  |  |  |  |  |  |
Shares | 760,438 |  |  | 504,954 |  |  | 772,202 |  |  | 498,043 |

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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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