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Stock-Based Compensation (Stock Options Plans by Exercise Price Range) (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |
Options Outstanding | 919,848 | 1,164,848 | 1,175,961
Options Exercisable | 895,348 | 1,128,848 | 1,125,961
Intrinsic Value of Options Outstanding | $ 63 |  |
Intrinsic Value of Options Exercisable | 50 |  |
Weighted-Average Life of Options Outstanding | 1 year 7 months 6 days |  |
Weighted-Average Life of Options Exercisable | 1 year 4 months 24 days |  |
$0.91 [Member] |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |
Exercise Price | $ 0.91 |  |
Options Outstanding | 11,526 |  |
Options Exercisable | 11,526 |  |
Intrinsic Value of Options Outstanding | 22 |  |
Intrinsic Value of Options Exercisable | 22 |  |
Weighted-Average Life of Options Outstanding | 5 years 10 months 24 days |  |
Weighted-Average Life of Options Exercisable | 5 years 10 months 24 days |  |
$0.93 [Member] |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |
Exercise Price | $ 0.93 |  |
Options Outstanding | 11,612 |  |
Options Exercisable | 11,612 |  |
Intrinsic Value of Options Outstanding | 22 |  |
Intrinsic Value of Options Exercisable | 22 |  |
Weighted-Average Life of Options Outstanding | 5 years 10 months 24 days |  |
Weighted-Average Life of Options Exercisable | 5 years 10 months 24 days |  |
$2.30 [Member] |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |
Exercise Price | $ 2.30 |  |
Options Outstanding | 35,000 |  |
Options Exercisable | 10,500 |  |
Intrinsic Value of Options Outstanding | 19 |  |
Intrinsic Value of Options Exercisable | 6 |  |
Weighted-Average Life of Options Outstanding | 7 years 4 months 24 days |  |
Weighted-Average Life of Options Exercisable | 7 years 4 months 24 days |  |
$2.93 [Member] |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |
Exercise Price | $ 2.93 |  |
Options Outstanding | 849,210 |  |
Options Exercisable | 849,210 |  |
Intrinsic Value of Options Outstanding | 0 |  |
Intrinsic Value of Options Exercisable | 0 |  |
Weighted-Average Life of Options Outstanding | 1 year 1 month 6 days |  |
Weighted-Average Life of Options Exercisable | 1 year 1 month 6 days |  |
$9.00 [Member] |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |
Exercise Price | $ 9.00 |  |
Options Outstanding | 12,500 |  |
Options Exercisable | 12,500 |  |
Intrinsic Value of Options Outstanding | 0 |  |
Intrinsic Value of Options Exercisable | $ 0 |  |
Weighted-Average Life of Options Outstanding | 4 years 6 months |  |
Weighted-Average Life of Options Exercisable | 4 years 6 months |  |

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- Definition Exercise price of the option. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Footnote 5 + Details
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- Definition Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + 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)(iii) -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(1)(c), d(2) -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 Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of options outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 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 d(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. + Details
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- Definition The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(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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