Segment Information, Operations By Geographic Area And Customer Concentration (Schedule Of Net Revenue By Geography Periods) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Sep. 28, 2014
|
Sep. 29, 2013
|
Sep. 28, 2014
|
Sep. 29, 2013
|
|
Segment Reporting Information [Line Items] | ||||
Total net revenues | $ 353,338 | $ 361,895 | $ 1,040,333 | $ 1,013,013 |
United States [Member]
|
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Segment Reporting Information [Line Items] | ||||
Total net revenues | 188,569 | 214,755 | 561,067 | 564,604 |
Americas Excluding United States [Member]
|
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Segment Reporting Information [Line Items] | ||||
Total net revenues | 5,335 | 5,732 | 15,150 | 13,407 |
United Kingdom [Member]
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Segment Reporting Information [Line Items] | ||||
Total net revenues | 38,933 | 34,094 | 122,707 | 116,924 |
EMEA Excluding United Kingdom [Member]
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Segment Reporting Information [Line Items] | ||||
Total net revenues | 69,488 | 63,126 | 192,943 | 195,788 |
APAC [Member]
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Segment Reporting Information [Line Items] | ||||
Total net revenues | $ 51,013 | $ 44,188 | $ 148,466 | $ 122,290 |