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Commitments And Contingencies (Narrative) (Details) $ in Thousands, PLN in Millions | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2015 PLN | Sep. 30, 2015 USD ($) | Sep. 30, 2014 PLN | Sep. 30, 2014 USD ($) | Sep. 30, 2015 USD ($) | Dec. 31, 2014 USD ($)
Commitments and Contingencies [line items] |  |  |  |  |  |
Contingent liability | PLN 12.0 |  |  |  | $ 3,153 | $ 3,560
Number of days to appeal | 30 days | 30 days |  |  |  |
Review Of Tax Year 2011 [Member] |  |  |  |  |  |
Commitments and Contingencies [line items] |  |  |  |  |  |
Paid to Polish IRS | PLN 0.1 | $ 100 |  |  |  |
Review Of Tax Period December 2007 To December 2008 [Member] |  |  |  |  |  |
Commitments and Contingencies [line items] |  |  |  |  |  |
Paid to Polish IRS | PLN 3.5 | $ 1,200 |  |  |  |
Review Of Tax Year 2009 [Member] |  |  |  |  |  |
Commitments and Contingencies [line items] |  |  |  |  |  |
Paid to Polish IRS |  |  | PLN 2.8 | $ 900 |  |

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- Definition Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=51675352&loc=d3e28446-109314 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=51675352&loc=d3e28511-109314 + Details
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