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Note 10 - Income Taxes (Details Textual) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 30, 2017 | Dec. 29, 2018 | Dec. 30, 2017 | Dec. 31, 2016 | Jan. 02, 2016 | Dec. 30, 2016
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent |  |  | 35.00% | 35.00% | 35.00% |
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability | $ 47,000 |  |  |  |  |
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability, Toll Charge | 49,000 |  | $ 49,000 |  |  |
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability, Other Than Toll Charge | (2,000) |  | (1,962) |  |  |
Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Amount |  |  | 13,000 |  |  |
Income Tax Expense (Benefit) |  |  | 84,518 | 18,786 | 26,082 |
Income Taxes Paid |  |  | 31,800 | 35,600 | 23,300 |
Proceeds from Income Tax Refunds |  |  | 13,700 |  |  |
Undistributed Earnings of Foreign Subsidiaries | 680,000 |  | 680,000 |  |  |
Deferred Tax Liabilities, Undistributed Foreign Earnings | 12,000 |  | 12,000 | 1,750 |  | $ 1,800
Income Tax Examination, Interest Expense |  |  | 900 | 900 | 200 |
Income Tax Examination, Interest Accrued | 3,300 |  | 3,300 | 2,400 | 1,500 |
Unrecognized Tax Benefits | 7,660 |  | 7,660 | 8,617 | 3,532 |
CHINA |  |  |  |  |  |
Income Tax Holiday, Aggregate Dollar Amount |  |  | $ 5,700 |  |  |
Income Tax Holiday Expense (Benefit) Amount Per Diluted Share |  |  | $ 0.25 |  |  |
Foreign Tax Authority [Member] |  |  |  |  |  |
Deferred Tax Liabilities, Undistributed Foreign Earnings | 11,800 |  | $ 11,800 |  |  |
Foreign Tax Authority [Member] | Federal Ministry of Finance, Germany [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Examination, Year under Examination |  |  | 2011 |  |  |
Foreign Tax Authority [Member] | Federal Ministry of Finance, Germany [Member] | Latest Tax Year [Member] |  |  |  |  |  |
Income Tax Examination, Year under Examination |  |  | 2014 |  |  |
Domestic Tax Authority [Member] |  |  |  |  |  |
Deferred Tax Liabilities, Undistributed Foreign Earnings | 200 |  | $ 200 |  |  |
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Examination, Year under Examination |  |  | 2015 |  |  |
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | Latest Tax Year [Member] |  |  |  |  |  |
Income Tax Examination, Year under Examination |  |  | 2016 |  |  |
Accumulated Defined Benefit Plans Adjustment Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  | $ (11,700) |
Carry-back of U.S. Federal Net Operating Loss [Member] |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  | $ (3,000) |  |
Other Long-term Liabilities [Member] |  |  |  |  |  |
Accrued Income Taxes, Noncurrent | $ 32,000 |  | $ 32,000 |  |  |
Scenario, Forecast [Member] |  |  |  |  |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent |  | 21.00% |  |  |  |

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- Definition The amount of income taxes from which a reporting entity is exempt or for which it will receive a reduction in income taxes as a result of the income tax holiday granted by the taxing jurisdiction. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 11.C) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330215-122817 + Details
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