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Description Of Business And Basis Of Presentation (Tables) | 6 Months Ended
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Jun. 30, 2018
Description Of Business And Basis Of Presentation [Abstract] |
Average Exchange Rates |
﻿ |  |  |  |
﻿ |  | June 30, |  | December 31,
﻿Ending Rates |  | 2018 |  | 2017
﻿Canadian dollar (CAD) |  | 1.3168 |  | 1.2545
﻿Euros (EUR) |  | 0.8573 |  | 0.8334
﻿Polish zloty (PLN) |  | 3.7425 |  | 3.4841
﻿British pound (GBP) |  | 0.7587 |  | 0.7396
﻿ The average exchange rates to the U.S. dollar used to translate balances during each reported period are as follows: ﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | For the three months |  |  |  | For the six months |  |
﻿ |  | ended June 30, |  |  |  | ended June 30, |  |
﻿Average Rates |  | 2018 |  | 2017 |  | % Change |  | 2018 |  | 2017 |  | % Change
﻿Canadian dollar (CAD) |  | 1.2912 |  | 1.3451 |  | 4.0% |  | 1.2778 |  | 1.3343 |  | 4.2%
﻿Euros (EUR) |  | 0.8393 |  | 0.9096 |  | 7.7% |  | 0.8264 |  | 0.9240 |  | 10.6%
﻿Polish zloty (PLN) |  | 3.5769 |  | 3.8354 |  | 6.7% |  | 3.4881 |  | 3.9459 |  | 11.6%
﻿British pound (GBP) |  | 0.7353 |  | 0.7822 |  | 6.0% |  | 0.7270 |  | 0.7947 |  | 8.5%
﻿Source: Pacific Exchange Rate Service |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿

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