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Note 9 - Restructuring Charges (Details) - Changes in Restructuring Accrual (USD $)
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3 Months Ended | 9 Months Ended | 3 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Sep. 28, 2014
|
Sep. 29, 2013
|
Sep. 28, 2014
|
Sep. 29, 2013
|
Sep. 28, 2014
2014 Plan [Member]
Employee Severance [Member]
|
Jun. 29, 2014
2014 Plan [Member]
Employee Severance [Member]
|
Mar. 30, 2014
2014 Plan [Member]
Employee Severance [Member]
|
Sep. 28, 2014
2014 Plan [Member]
Facility Closing [Member]
|
Sep. 28, 2014
2014 Plan [Member]
|
Jun. 29, 2014
2014 Plan [Member]
|
Mar. 30, 2014
2014 Plan [Member]
|
|
| 2014 Plan | |||||||||||
| Charges | $ 187,000 | $ 289,000 | $ 1,366,000 | $ 1,443,000 | $ 187,000 | $ 509,000 | $ 670,000 | $ 187 | $ 187,000 | $ 509,000 | $ 670,000 |
| Payments | (275,000) | (397,000) | (670,000) | (275,000) | (397,000) | (670,000) | |||||
| Balance at period end | $ 24,000 | $ 112,000 | $ 24,000 | $ 112,000 | |||||||