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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, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | $ 514,964 | $ 602,820 |
Long-lived assets | 360,990 |  | $ 367,402
United States [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 336,367 | 418,364 |
Long-lived assets | 242,210 |  | 247,074
Singapore [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 54,621 | 42,717 |
Other Asia [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 38,319 | 43,907 |
Asia [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-lived assets | 73,948 |  | 76,507
Europe [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 66,523 | 73,345 |
Long-lived assets | 19,890 |  | 20,258
Other Foreign [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Geographic net sales | 19,134 | $ 24,487 |
Long-lived assets | $ 24,942 |  | $ 23,563

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