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Share-Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Unrecognized Share-Based Compensation Expense | As of March 31, 2015, unrecognized share-based compensation expense was as follows:
|  |  |  |  | Average Expected |
|  | Unrecognized |  |  | Recognition |
|  | Expense |  |  | Period |
|  | (In thousands) |
Stock option awards |  | $ | 1,137 |  |  |  | 1.6 years |
Restricted stock awards |  |  | 2,360 |  |  |  | 2.0 years |
Total unrecognized share-based compensation expense |  | $ | 3,497 |  |  |  | 1.8 years |
Summary of Stock Options Outstanding under Plans | The table below provides stock option information for the three months ended March 31, 2015:
|  |  |  |  | Weighted- |  |  | Weighted- |  |  | Aggregate |
|  |  |  |  | Average |  |  | Average |  |  | Intrinsic |
|  |  |  |  | Exercise |  |  | Remaining |  |  | Value of |
|  | Number of |  |  | Price Per |  |  | Contractual |  |  | In-the-Money |
|  | Shares |  |  | Share |  |  | Life |  |  | Options |
|  | (In thousands, except share and per share data) |
Options outstanding at beginning of period |  |  | 603,872 |  |  | $ | 23.78 |  |  |  | 8.3 years |  |  | $ | 2,853 | (1)
Options exercised |  |  | (19,581 | ) |  | $ | 14.20 |  |  |  | 8.0 years |  |  |  |  |
Options forfeited |  |  | (501 | ) |  | $ | 12.54 |  |  |  | 7.7 years |  |  |  |  |
Options expired |  |  | (125 | ) |  | $ | 144.00 |  |  |  | 1.1 years |  |  |  |  |
Options outstanding at end of period |  |  | 583,665 |  |  | $ | 24.09 |  |  |  | 8.0 years |  |  | $ | 2,383 | (2)
Options exercisable at end of period |  |  | 205,058 |  |  | $ | 35.12 |  |  |  | 6.8 years |  |  | $ | 1,158 | (2)
(1) | Intrinsic value represents the excess of the closing stock price on the last trading day of the period, which was $21.81 as of December 31, 2014, over the exercise price, multiplied by the number of options.
(2) | Intrinsic value represents the excess of the closing stock price on the last trading day of the period, which was $21.15 as of March 31, 2015, over the exercise price, multiplied by the number of options.
Schedule of Restricted Stock Awards under 2013 Plan | The table below provides information for restricted stock awards for the three months ended March 31, 2015:
|  | Number of Shares |  |  | Weighted- Average Grant Date Fair Value Per Share |
Restricted stock at beginning of period |  |  | 173,222 |  |  | $ | 19.58 |
Restricted stock granted |  |  | 3,850 |  |  | $ | 20.33 |
Restricted stock vested |  |  | (2,000 | ) |  | $ | 24.45 |
Restricted stock at end of period |  |  | 175,072 |  |  | $ | 19.55 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the total compensation cost related to nonvested awards not yet recognized and the weighted-average period over which it is expected to be recognized. + 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 (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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