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Stock-based Compensation (Narrative) (Details) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2014 | Mar. 31, 2013 | Dec. 31, 2013 | Dec. 31, 2012
Options, Outstanding (in shares) | 2,180,000 | 4,048,000 | 2,130,000 | 3,898,198
Options, Granted (in shares) | 50,000 | 150,000 |  |
Officer [Member] |  |  |  |
Options, Granted (in shares) |  | 150,000 |  |
Directors [Member] |  |  |  |
Options, Granted (in shares) | 50,000 |  |  |

X
- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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Period Type: | duration

X
- Definition Number of options outstanding, including both vested and non-vested options. + 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 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 + Details
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