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Stock Options and Stock-Based Compensation Stock Options and Stock-Based Compensation Narrative (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 12 Months Ended |
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Mar. 31, 2014 | Mar. 31, 2013 | Dec. 31, 1995 | Dec. 31, 2010 Plan 2010 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Capital shares reserved for future issuance (shares) |  |  |  | 400,000
Total share based compensation cost | $ 1,178 |  |  |
Allocated Share-based Compensation Expense | 102 | 54 |  |
Share-based compensation expense not yet recognized | $ 741 | $ 594 |  |
Shares granted, net of forfeitures (shares) | 0 |  | 600,000 |
Percentage of options vesting two years | 50.00% |  |  |
Percentage of options vesting five years | 50.00% |  |  |

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- Definition Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Recognized And Not yet Recognized + References No definition available. + Details
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- Definition The percentage of options vesting five years to total option plan as of the balance sheet date if other than 100 percent. + References No definition available. + Details
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- Definition The percentage of options vesting two years to total option plan as of the balance sheet date if other than 100 percent. + References No definition available. + Details
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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 Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: 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 4: 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 Aggregate number of common shares reserved for future issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Unrecognized cost of unvested share-based compensation awards. + 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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- Definition Net number of share options (or share units) granted during the 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)(1)(iv)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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