Revenue And Contract Liabilities (Schedule Of Other Revenue) (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 27, 2020 |
Jun. 29, 2019 |
Jun. 27, 2020 |
Jun. 29, 2019 |
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| Revenue And Contract Liabilities [Abstract] | ||||
| Other Revenue | $ 978 | $ 784 | $ 1,977 | $ 1,657 |
| X | ||||||||||
- Definition Amount of revenue and income classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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