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Note 9 - Fair Value Measurement (Details) - Financial Instruments Not Carried at Fair Value (Parentheticals)
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Mar. 30, 2014
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Mar. 31, 2013
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Mar. 30, 2014
Senior Convertible Notes [Member]
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Dec. 29, 2013
Senior Convertible Notes [Member]
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Mar. 30, 2014
Senior Unsecured Notes [Member]
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Dec. 29, 2013
Senior Unsecured Notes [Member]
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| Note 9 - Fair Value Measurement (Details) - Financial Instruments Not Carried at Fair Value (Parentheticals) [Line Items] | ||||||
| Carrying Value | 7.875% | 7.875% | 2.00% | 2.00% | 7.875% | 7.875% |
| Estimated Fair Value | 7.875% | 7.875% | 2.00% | 2.00% | 7.875% | 7.875% |