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Significant Accounting Policies (Exchange Rates) (Details) | Dec. 31, 2012 | Dec. 31, 2011
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Canadian Dollar [Member] |  |
Description Of Business And Basis Of Presentation [Line Items] |  |
Exchange rate | 0.9949 | 1.0170
Euros [Member] |  |
Description Of Business And Basis Of Presentation [Line Items] |  |
Exchange rate | 0.7584 | 0.7709
Polish Zloty [Member] |  |
Description Of Business And Basis Of Presentation [Line Items] |  |
Exchange rate | 3.0996 | 3.4174

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- Definition Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521 + Details
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