XML 24 R25.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Share-Based Compensation (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2013
Share-Based Compensation [Abstract] |
Summary of share-based compensation expense |
|  | 2013 |  |  | 2012 |
|  | (in thousands) |
Performance unit incentive plan (“PUP”) |  | $ | 863 |  |  | $ | 238 |
Restricted stock |  |  | 773 |  |  |  | 747 |
Stock options |  |  | 95 |  |  |  | 145 |
Restricted stock units |  |  | 88 |  |  |  | 87 |
Total share-based compensation before income tax benefit |  |  | 1,819 |  |  |  | 1,217 |
Income tax benefit |  |  | (654 | ) |  |  | (436 | )
Total share-based compensation, net of income tax benefit |  | $ | 1,165 |  |  | $ | 781 |
Summary of activity of the outstanding share-based compensation awards |
|  | Restricted Stock |  |  | Restricted Stock Units |  |  | PUP Awards |
|  | Shares |  |  | Weighted- Average Grant Date Fair Value |  |  | Units |  |  | Weighted- Average Grant Date Fair Value |  |  | Units |  |  | Weighted- Average Grant Date Fair Value |
Balance at January 1, 2013 |  |  | 516,351 |  |  | $ | 21.25 |  |  |  | 40,500 |  |  | $ | 20.82 |  |  |  | 210,600 |  |  | $ | 21.70 |
Granted |  |  | 99,400 |  |  |  | 27.35 |  |  |  | 8,600 |  |  |  | 27.35 |  |  |  | 93,100 |  |  |  | 27.35 |
Vested |  |  | (145,506 | ) |  |  | 20.71 |  |  |  | (11,300 | ) |  |  | 19.10 |  |  |  | — |  |  |  | — |
Forfeited |  |  | (636 | ) |  |  | 20.53 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Balance at March 31, 2013 |  |  | 469,609 |  |  |  | 22.71 |  |  |  | 37,800 |  |  |  | 22.82 |  |  |  | 303,700 |  |  |  | 23.43 |
Summary of stock option activity |
|  |  |  |  | Weighted- |  |  |  |
|  |  |  |  | Average |  |  | Options |
|  | Shares |  |  | Exercise Price |  |  | Exercisable |
Options outstanding at January 1, 2013 |  |  | 363,896 |  |  | $ | 22.03 |  |  |  | 276,009 |
Exercised |  |  | (47,343 | ) |  |  | 19.48 |  |  |  |  |
Forfeited or expired |  |  | (27,086 | ) |  |  | 28.28 |  |  |  |  |
Options outstanding at March 31, 2013 |  |  | 289,467 |  |  |  | 21.87 |  |  |  | 287,467 |

X
- Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration