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Capital Transactions (Details 3) (USD $) In Thousands, except Per Share data, unless otherwise specified | 0 Months Ended | 9 Months Ended |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Aug. 29, 2013 | Sep. 30, 2013 Stock options | Dec. 31, 2012 Stock options | Sep. 30, 2013 RSUs | Sep. 30, 2012 RSUs | Sep. 30, 2013 RSUs | Sep. 30, 2012 RSUs | Dec. 31, 2012 RSUs
Share Based Compensation |  |  |  |  |  |  |  |
Outstanding options to purchase (in shares) |  | 1,797 | 1,784 |  |  |  |  |
Exercisable (in shares) |  | 839 | 1,011 |  |  |  |  |
Expected to vest (net of expected forfeitures) (in shares) |  | 777 | 644 |  |  |  |  |
Aggregate Intrinsic value, outstanding |  | $ 12,565 | $ 5,315 |  |  |  |  |
Aggregate Intrinsic value, exercisable |  | 7,497 | 5,016 |  |  |  |  |
Aggregate Intrinsic value, expected to vest |  | 4,066 | 281 |  |  |  |  |
Number of Shares |  |  |  |  |  |  |  |
Units outstanding at the beginning of the period (in shares) |  |  |  |  |  | 18 |  |
Granted (in shares) |  |  |  |  |  | 17 |  |
Issued (in shares) |  |  |  |  |  | (3) |  |
Units outstanding at the end of the period (in shares) |  |  |  | 32 |  | 32 |  |
Weighted Average Grant Date Fair Value |  |  |  |  |  |  |  |
Units outstanding at the beginning of the period (in dollars per share) |  |  |  |  |  | $ 12.07 |  |
Granted (in dollars per share) |  |  |  |  |  | $ 12.90 |  |
Issued (in dollars per share) |  |  |  |  |  | $ 12.07 |  |
Units outstanding at the end of the period (in dollars per share) |  |  |  | $ 12.47 |  | $ 12.47 |  |
Share-based compensation, additional disclosures |  |  |  |  |  |  |  |
Special one-time cash dividend paid per common share (in dollars per share) | $ 1.50 |  |  |  |  |  |  |
Share-based compensation expense |  | 0 |  | 49 | 50 | 176 | 50 |
Related tax benefits |  |  |  | 19 | 20 | 70 | 20 |
Unrecognized share-based compensation expense |  |  |  | $ 108 |  | $ 108 |  | $ 99
Weighted-average period over which the remaining compensation expense is expected to be recognized |  |  |  |  |  | 8 months 12 days |  |

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: 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 2: 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 3: 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 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)(i) -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 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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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- Definition The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. + 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)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(a) -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. + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + 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)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(d) -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. + Details
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