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Employer Share Plans (Tables) | 3 Months Ended
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Mar. 31, 2013
Employer Share Plans [Abstract] |
Schedule of share-based compensation awards | Compensation expense for stock-based awards recognized during the three months ended March 31, 2013 and 2012 was as follows (in thousands):
|  | Three Months Ended March 31, |
|  | 2013 |  |  | 2012 |
Stock options |  | $ | 719 |  |  | $ | 783 |
Restricted stock awards |  |  | 717 |  |  |  | 723 |
Total stock-based compensation expense |  | $ | 1,436 |  |  | $ | 1,506 |
Stock award activity | Stock award activity during the three months ended March 31, 2013 was as follows (in thousands, except per share data):
|  | Stock Options |  |  | Restricted Stock Awards |
|  | Number of Options |  |  | Weighted Average Exercise Price Per Share |  |  | Number of Shares |  |  | Weighted Average Grant-Date Fair Value (1) |
Outstanding at beginning of year |  |  | 7,541 |  |  | $ | 7.18 |  |  |  | 1,078 |  |  | $ | 6.66 |
Granted |  |  | — |  |  |  | — |  |  |  | 84 |  |  | $ | 6.01 |
Exercised or released |  |  | — |  |  |  | — |  |  |  | (70 | ) |  | $ | 6.83 |
Expired or canceled |  |  | (53 | ) |  | $ | 7.47 |  |  |  | (8 | ) |  | $ | 7.24 |
Outstanding at March 31, 2013 |  |  | 7,488 |  |  | $ | 7.18 |  |  |  | 1,084 |  |  | $ | 6.59 |
Exercisable at March 31, 2013 |  |  | 3,933 |  |  | $ | 7.64 |  |  |  |  |  |  |  |  |
| (1) | Represents weighted average market value of the shares; awards are granted at no cost to the recipients.

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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph g(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 4: 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 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=6793087&loc=d3e301413-122809 + 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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