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v3.20.2

Description Of Business And Basis Of Presentation (Average Exchange Rates) (Details) | 3 Months Ended | 9 Months Ended
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Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Canadian Dollar (CAD) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 1.3325 | 1.3205 | 1.3539 | 1.3292
Average Rates % Change | (0.90%) |  | (1.90%) |
Euros (EUR) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 0.8557 | 0.8997 | 0.8905 | 0.8901
Average Rates % Change | 4.90% |  |  |
Polish Zloty (PLN) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 3.8013 | 3.8850 | 3.9397 | 3.8270
Average Rates % Change | 2.20% |  | (2.90%) |
British Pound (GBP) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 0.7745 | 0.8111 | 0.7874 | 0.7859
Average Rates % Change | 4.50% |  | (0.20%) |

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