Segment Information and Operations By Geographic Area (Schedule Of Long-Lived Asset By Geographic Areas) (Details) - USD ($) $ in Thousands |
Jun. 28, 2015 |
Dec. 31, 2014 |
---|---|---|
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Long-lived assets | $ 25,591 | $ 29,694 |
United States [Member] | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Long-lived assets | 10,730 | 12,453 |
CANADA | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Long-lived assets | 4,258 | 4,375 |
EMEA [Member] | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Long-lived assets | 559 | 657 |
China [Member] | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Long-lived assets | 8,682 | 10,786 |
APAC Excluding China [Member] | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Long-lived assets | $ 1,362 | $ 1,423 |