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Note 5 - Fair Value Measurements (Details) - Fair Value of Long-lived Non-financial Assets (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 30, 2012
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Dec. 28, 2014
|
Dec. 29, 2013
|
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| Note 5 - Fair Value Measurements (Details) - Fair Value of Long-lived Non-financial Assets [Line Items] | |||
| Long-lived assets held and used | $ 395 | ||
| Income Approach Valuation Technique [Member] | Fair Value, Inputs, Level 3 [Member] | |||
| Note 5 - Fair Value Measurements (Details) - Fair Value of Long-lived Non-financial Assets [Line Items] | |||
| Long-lived assets held for sale | 11,320 | ||
| Income Approach Valuation Technique [Member] | |||
| Note 5 - Fair Value Measurements (Details) - Fair Value of Long-lived Non-financial Assets [Line Items] | |||
| Long-lived assets held for sale | 11,320 | ||
| Long-lived assets held for sale | 9,809 | ||
| Long-lived assets held and used | $ 2,112 | ||