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Stock Options (Tables) | 12 Months Ended
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Dec. 31, 2012
Stock Options [Abstract] |
Schedule Of Stock Option Activity |
| 2012 | 2011 | 2010
|  |  |  | Weighted |  |  |  | Weighted |  |  |  | Weighted
|  |  |  | Average |  |  |  | Average |  |  |  | Average
|  |  |  | Exercise |  |  |  | Exercise |  |  |  | Exercise
| Shares |  |  | Price | Shares |  |  | Price | Shares |  |  | Price
Outstanding, |  |  |  |  |  |  |  |  |  |  |  |
beginning of year | 1,471,000 |  | $ | 0.61 | 1,571,000 |  | $ | 0.60 | 3,021,000 |  | $ | 0.42
Granted | 87,500 |  | $ | 0.85 | 186,745 |  | $ | 1.01 | 396,000 |  | $ | 0.44
Exercised | (105,000 | ) | $ | 0.50 | (50,000 | ) | $ | 0.57 | (1,831,000 | ) | $ | 0.27
Expired/cancelled | (81,250 | ) | $ | 1.12 | (236,745 | ) | $ | 0.82 | (15,000 | ) | $ | 0.58
Outstanding, end of |  |  |  |  |  |  |  |  |  |  |  |
year | 1,372,250 |  | $ | 0.61 | 1,471,000 |  | $ | 0.61 | 1,571,000 |  | $ | 0.60
Exercisable, end of |  |  |  |  |  |  |  |  |  |  |  |
year | 1,212,250 |  | $ | 0.62 | 1,231,000 |  | $ | 0.63 | 795,000 |  | $ | 0.70
Schedule Of Stock Options Outstanding And Exercisable |
| Weighted Average | Options Outstanding | Weighted Average | Options
| Exercise Price | (shares) | Remaining Contractual | Exercisable
|  |  | Life (years) | (shares)
$ | 0.57 | 400,000 | 0.1 | 400,000
$ | 1.44 | 50,000 | 0.4 | 50,000
$ | 0.70 | 50,000 | 1.0 | 50,000
$ | 0.50 | 400,000 | 2.8 | 240,000
$ | 0.43 | 50,000 | 2.1 | 50,000
$ | 0.44 | 241,000 | 2.7 | 241,000
$ | 1.08 | 50,000 | 3.3 | 50,000
$ | 1.16 | 18,750 | 3.3 | 18,750
$ | 0.84 | 18,750 | 3.5 | 18,750
$ | 0.72 | 18,750 | 3.8 | 18,750
$ | 0.75 | 18,750 | 4.0 | 18,750
$ | 1.07 | 18,750 | 4.2 | 18,750
$ | 0.81 | 18,750 | 4.5 | 18,750
$ | 0.73 | 18,750 | 4.7 | 18,750
|  | 1,372,250 |  | 1,212,250
Schedule Of Options Issued |
Options Issued to | Total Options Issued to |  |  |  |
Each Non-executive | Non-executive Directors |  | Exercise Price | Grant Date | Expiration Date
Director |  |  |  |  |
6,250 | 25,000 | $ | 0.75 | 1/3/2012 | 1/2/2017
6,250 | 25,000 | $ | 1.07 | 4/2/2012 | 4/1/2017
6,250 | 18,750 | $ | 0.81 | 7/2/2012 | 7/1/2017
6,250 | 18,750 | $ | 0.73 | 10/1/2012 | 9/30/2017

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- Definition Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -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 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 Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64, 65, A240 -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 Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + 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) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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