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Stock Options (Schedule Of Options Issued) (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 87,500 | 186,745 | 396,000 |
Exercise Price | $ 0.61 | $ 0.61 | $ 0.60 | $ 0.42
$0.75 [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 25,000 |  |  |
Exercise Price | $ 0.75 |  |  |
Grant Date | Jan. 03, 2012 |  |  |
Expiration Date | Jan. 02, 2017 |  |  |
$0.75 [Member] | Non-Executive Director [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 6,250 |  |  |
$1.07 [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 25,000 |  |  |
Exercise Price | $ 1.07 |  |  |
Grant Date | Apr. 02, 2012 |  |  |
Expiration Date | Apr. 01, 2017 |  |  |
$1.07 [Member] | Non-Executive Director [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 6,250 |  |  |
$0.81 [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 18,750 |  |  |
Exercise Price | $ 0.81 |  |  |
Grant Date | Jul. 02, 2012 |  |  |
Expiration Date | Jul. 01, 2017 |  |  |
$0.81 [Member] | Non-Executive Director [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 6,250 |  |  |
$0.73 [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 18,750 |  |  |
Exercise Price | $ 0.73 |  |  |
Grant Date | Oct. 01, 2012 |  |  |
Expiration Date | Sep. 30, 2017 |  |  |
$0.73 [Member] | Non-Executive Director [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options Issued | 6,250 |  |  |

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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Grant Date + References No definition available. + Details
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- Definition Date the equity-based award expires, in CCYY-MM-DD format. + 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 (a)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + 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 Weighted average price at which grantees can acquire the shares reserved for issuance under 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)(i) -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)(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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