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Share-Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2016
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Summary of share-based compensation expense | The following table summarizes share-based compensation expense:
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
(in thousands) |  | 2016 |  |  | 2015 |  |  | 2016 |  |  | 2015 |
Restricted stock |  | $ | 576 |  |  | $ | 506 |  |  | $ | 1,074 |  |  | $ | 1,100 |
Performance unit incentive plan (“PUP”) |  |  | 816 |  |  |  | 376 |  |  |  | 1,351 |  |  |  | 988 |
Restricted stock units |  |  | 41 |  |  |  | (7 | ) |  |  | 74 |  |  |  | 18 |
Share-based compensation before income tax benefit |  |  | 1,433 |  |  |  | 875 |  |  |  | 2,499 |  |  |  | 2,106 |
Income tax benefit |  |  | (540 | ) |  |  | (325 | ) |  |  | (938 | ) |  |  | (792 | )
Share-based compensation, net of income tax benefit |  | $ | 893 |  |  | $ | 550 |  |  | $ | 1,561 |  |  | $ | 1,314 |
Summary of activity of the outstanding share-based compensation awards | The following table summarizes the activity of the outstanding share-based compensation awards:
|  | Restricted Stock |  |  | PUP Awards |  |  | Restricted Stock Units |
|  | Shares |  |  | Weighted-Average Grant Date Fair Value |  |  | Shares |  |  | Weighted-Average Grant Date Fair Value |  |  | Shares |  |  | Weighted-Average Grant Date Fair Value |
Balance at December 31, 2015 |  |  | 279,217 |  |  | $ | 25.65 |  |  |  | 231,165 |  |  | $ | 26.15 |  |  |  | 16,447 |  |  | $ | 25.69 |
Granted |  |  | 74,300 |  |  | $ | 27.01 |  |  |  | 104,084 |  |  | $ | 26.88 |  |  |  | 5,500 |  |  | $ | 26.98 |
Vested |  |  | (71,005 | ) |  | $ | 26.89 |  |  |  | (73,188 | ) |  | $ | 27.35 |  |  |  | (5,965 | ) |  | $ | 27.18 |
Forfeited |  |  | (7,054 | ) |  | $ | 24.80 |  |  |  | (6,556 | ) |  | $ | 25.84 |  |  |  | — |  |  | $ | — |
Balance at June 30, 2016 |  |  | 275,458 |  |  | $ | 25.72 |  |  |  | 255,505 |  |  | $ | 26.11 |  |  |  | 15,982 |  |  | $ | 25.58 |

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- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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