Note 2 - Revisions of Previously Issued Financial Statements (Details) - Impact on the Interim Consolidated Statement of Changes in Shareholders’ Equity - USD ($) $ in Thousands |
Jun. 28, 2015 |
Dec. 28, 2014 |
Jun. 29, 2014 |
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|---|---|---|---|---|---|---|---|
| Error Corrections and Prior Period Adjustments Restatement [Line Items] | |||||||
| Shareholders’ equity – deficit (3) | $ (238,051) | $ (238,596) | $ (235,410) | [1] | |||
| Scenario, Previously Reported [Member] | |||||||
| Error Corrections and Prior Period Adjustments Restatement [Line Items] | |||||||
| Shareholders’ equity – deficit (3) | [1] | (234,072) | |||||
| Restatement Adjustment [Member] | |||||||
| Error Corrections and Prior Period Adjustments Restatement [Line Items] | |||||||
| Shareholders’ equity – deficit (3) | [1] | $ (1,338) | |||||
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