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Segment And Geographic Information (Schedule Of Geographic Net Sales And Long-Lived Assets) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2016 | Mar. 31, 2015 | Dec. 31, 2015
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | $ 549,225 | $ 620,925 |
Long-lived assets | 283,619 |  | $ 290,945
United States [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 384,988 | 447,325 |
Long-lived assets | 169,870 |  | 172,958
Asia [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 71,462 | 82,391 |
Long-lived assets | 75,028 |  | 77,237
Europe [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 64,944 | 52,707 |
Long-lived assets | 9,384 |  | 9,704
Other Foreign [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 27,831 | $ 38,502 |
Long-lived assets | $ 29,337 |  | $ 31,046

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