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Share-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2013
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Unrecognized Share-Based Compensation Expense | As of September 30, 2013, unrecognized share-based compensation expense was as follows:
|  |  |  |  | Average Expected |
|  | Unrecognized |  |  | Recognition |
|  | Expense |  |  | Period |
|  | (In thousands) |
Stock option awards |  | $ | 2,158 |  |  |  | 2.7 years |
Restricted stock awards |  |  | 1,794 |  |  |  | 2.9 years |
Total unrecognized share-based compensation expense |  | $ | 3,952 |  |  |  | 2.8 years |
Share-Based Payment Award Activity | The table below provides stock option information for the three months ended September 30, 2013:
|  |  |  |  |  |  |  |  |  |  | Aggregate |
|  |  |  |  | Weighted- |  |  | Weighted |  |  | Intrinsic |
|  |  |  |  | Average |  |  | Average |  |  | Value of |
|  |  |  |  | Exercise |  |  | Remaining |  |  | In-the- |
|  | Number of |  |  | Price Per |  |  | Contractual |  |  | Money |
|  | Shares |  |  | Share |  |  | Life |  |  | Options |
|  | (In thousands, except share and per share data) |
Options outstanding at beginning of period |  |  | 329,970 |  |  | $ | 37.43 |  |  |  | 7.5 years |  |  | $ | 1,015 | (1)
Options granted |  |  | 305,000 |  |  | $ | 16.43 |  |  |  | 9.9 years |  |  |  |  |
Options exercised |  |  | (38,437 | ) |  | $ | 11.18 |  |  |  | 7.7 years |  |  |  |  |
Options forfeited |  |  | (16,125 | ) |  | $ | 12.46 |  |  |  | 9.0 years |  |  |  |  |
Options expired |  |  | (8,750 | ) |  | $ | 45.28 |  |  |  | 4.7 years |  |  |  |  |
Options outstanding at end of period |  |  | 571,658 |  |  | $ | 28.58 |  |  |  | 8.6 years |  |  | $ | 636 | (2)
Options exercisable at end of period |  |  | 124,220 |  |  | $ | 76.83 |  |  |  | 4.9 years |  |  | $ | 258 | (2)
(1) | Intrinsic value represents the excess of the closing stock price on the last trading day of the period, which was $17.67 as of June 30, 2013, 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 $16.57 as of September 30, 2013, over the exercise price, multiplied by the number of options.
The table below provides stock option information for the nine months ended September 30, 2013:
|  |  |  |  |  |  |  |  |  |  | Aggregate |
|  |  |  |  | Weighted- |  |  | Weighted |  |  | Intrinsic |
|  |  |  |  | Average |  |  | Average |  |  | Value of |
|  |  |  |  | Exercise |  |  | Remaining |  |  | In-the- |
|  | Number of |  |  | Price Per |  |  | Contractual |  |  | Money |
|  | Shares |  |  | Share |  |  | Life |  |  | Options |
|  | (In thousands, except share and per share data) |
Options outstanding at beginning of period |  |  | 342,950 |  |  | $ | 37.44 |  |  |  | 8.0 years |  |  | $ | 359 | (1)
Options granted |  |  | 305,000 |  |  | $ | 16.43 |  |  |  | 9.9 years |  |  |  |  |
Options exercised |  |  | (40,678 | ) |  | $ | 11.25 |  |  |  | 7.7 years |  |  |  |  |
Options forfeited |  |  | (22,501 | ) |  | $ | 12.48 |  |  |  | 9.1 years |  |  |  |  |
Options expired |  |  | (13,113 | ) |  | $ | 59.36 |  |  |  | 4.3 years |  |  |  |  |
Options outstanding at end of period |  |  | 571,658 |  |  | $ | 28.58 |  |  |  | 8.6 years |  |  | $ | 636 | (2)
Options exercisable at end of period |  |  | 124,220 |  |  | $ | 76.83 |  |  |  | 4.9 years |  |  | $ | 258 | (2)
(1) | Intrinsic value represents the excess of the closing stock price on the last trading day of the period, which was $13.59 as of December 31, 2012, 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 $16.57 as of September 30, 2013, over the exercise price, multiplied by the number of options.
Schedule of Restricted Stock Awards | The table below provides information for restricted stock awards for the three and nine months ended September 30, 2013:
|  | Three Months Ended |  |  | Nine Months Ended |
|  |  |  |  | Weighted- |  |  |  |  |  | Weighted- |
|  |  |  |  | Average |  |  |  |  |  | Average |
|  |  |  |  | Grant Date |  |  |  |  |  | Grant Date |
|  | Number of |  |  | Fair Value |  |  | Number of |  |  | Fair Value |
|  | Shares |  |  | Per Share |  |  | Shares |  |  | Per Share |
Restricted stock at beginning of period |  |  | 3,500 |  |  | $ | 10.99 |  |  |  | 10,500 |  |  | $ | 10.83 |
Restricted stock granted |  |  | 111,332 |  |  | $ | 16.43 |  |  |  | 111,332 |  |  | $ | 16.43 |
Restricted stock vested |  |  | — |  |  |  | — |  |  |  | (7,000 | ) |  | $ | 10.75 |
Restricted stock forfeited |  |  | (750 | ) |  | $ | 10.80 |  |  |  | (750 | ) |  | $ | 10.80 |
Restricted stock at end of period |  |  | 114,082 |  |  | $ | 16.30 |  |  |  | 114,082 |  |  | $ | 16.30 |

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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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