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Note 15 - Employee Benefit Plans (Details Textual) $ in Thousands | 12 Months Ended
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Jan. 01, 2017 USD ($) | Jan. 03, 2016 USD ($) | Dec. 28, 2014 USD ($)
Defined Contribution Plan Eligibility Period | 180 days |  |
Normal Retirement Age | 65 |  |
Early Retirement Age | 55 |  |
Minimum Period Of Service For Entitlement In Plan | 15 years |  |
Minimum Period Under Death Benefit Feature | 10 years |  |
Maximum Period For Death Benefits Payable To Designated Beneficiary | 10 years |  |
Foreign Pension Plan [Member] |  |  |
Pension Expense | $ 1,200 | $ 2,100 | $ 100
Pension and Other Postretirement Defined Benefit Plans, Net Liabilities | 19,400 |  |
Unfunded Status Net Of Amounts Recognized In Other Comprehensive Income | $ 48,900 |  |
Number of Defined Benefit Plans | 2 |  |
Defined Benefit Plan, Indexation Benefit | $ 32,200 |  |
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year | 1,300 |  |
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax | 21,100 |  |
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), Net of Tax | (21,800) |  |
Other Comprehensive (Income) Loss, Amortization Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Prior Service Cost (Credit), Net of Tax | (700) |  |
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year | 3,000 |  |
Deferred Compensation, Excluding Share-based Payments and Retirement Benefits [Member] |  |  |
Deferred Compensation Liability, Current and Noncurrent | 28,300 |  |
Investment in Insurance Instruments | 25,300 |  |
Domestic SCP [Member] |  |  |
Defined Benefit Plan, Contributions by Employer | 1,000 |  |
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year | 400 |  |
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax | 1,400 |  |
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), Net of Tax | (1,900) |  |
Defined Benefit Plan, Accumulated Benefit Obligation | 29,700 | 23,600 |
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, Net of Tax | (500) |  |
The 401(k) Plan [Member] |  |  |
Defined Benefit Plan, Contributions by Employer | 3,100 | 2,900 | 2,700
Defined Contribution Plan, Employer Discretionary Contribution Amount | $ 0 | $ 0 | $ 0

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- Definition The defined contribution plan eligibility period. + References No definition available. + Details
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- Definition Maximum Period For Death Benefits Payable To Designated Beneficiary + References No definition available. + Details
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- Definition Minimum period of service for entitlement in plan + References No definition available. + Details
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- Definition Number of defined benefit plans. + References No definition available. + Details
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- Definition This represents the entire net liability recognized in the balance sheet that is associated with the defined benefit plans. + References No definition available. + Details
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- Definition For defined benefit pension plans, the actuarial present value of benefits (whether vested or nonvested) attributed by the pension benefit formula to employee service rendered before a specified date and based on employee service and compensation (if applicable) before that date. The accumulated benefit obligation differs from the projected benefit obligation in that it includes no assumption about future compensation levels. For plans with flat-benefit or nonpay-related pension benefit formulas, the accumulated benefit obligation and the projected benefit obligation are the same. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Accumulated Benefit Obligation -URI http://asc.fasb.org/extlink&oid=6503844 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition Amount included in accumulated other comprehensive income (AOCI) expected to be recognized as components of net periodic benefit cost for the fiscal year that follows the most recent annual statement of financial position, including gain (loss), prior service cost (credit), and transition asset (obligation). + References No definition available. + Details
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