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Additional Paid-In Capital (Summary Of The Status Of Unvested Stock Options) (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Additional Paid-In Capital [Abstract] |  |  |
Unvested, Number of options (in shares) | 300,000 | 597,500 | 82,500
Granted, Number of options (in shares) | 600,000 | 1,246,000 |
Vested, Number of options (in shares) | (897,000) | (693,000) |
Forfeited, Number of options (in shares) |  | (38,000) |
Unvested, Weighted average grant-date fair value per option (in dollars per share) | $ 1.47 | $ 1.60 | $ 1.36
Granted, Weighted average grant-date fair value per option (in dollars per share) | $ 1.47 | $ 1.60 |
Vested, weighted average grant-date fair value per option (in dollars per share) | $ 1.56 | $ 1.57 |
Forfeited, Weighted average grant-date fair value per option (in dollars per share) |  | $ 1.51 |

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- Definition The combined weighted average of the accumulated differences between the fair values on underlying shares and exercises prices to acquire such shares as of the grant date on options that were either forfeited or lapsed. + 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 (d)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock 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)(iv)(3) -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of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(f) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(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 FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of non-vested stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options outstanding as of the balance sheet date as calculated by applying the disclosed option pricing methodology. + References No definition available. + Details
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- Definition Non vested options at the beginning of the period that vest during the period. + References No definition available. + Details
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- Definition Nov vested options at the beginning of the period that vest during the period, price per option. + References No definition available. + Details
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