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Note 15 - Employee Benefit Plans (Details) - Foreign Defined Benefit Plan Assets by Asset Allocation and Fair Value Hierarchy (Details) - USD ($) $ in Thousands	Jan. 01, 2017	Jan. 03, 2016
Fair value of plan assets	$ 258,365	$ 239,280
Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	153,090	165,766
Fair Value, Inputs, Level 1 [Member] | Equity Securities [Member]
Fair value of plan assets	110,738	117,889
Fair Value, Inputs, Level 1 [Member] | Debt Securities [Member]
Fair value of plan assets	37,175	45,953
Fair Value, Inputs, Level 1 [Member] | Other Securities [Member]
Fair value of plan assets	5,177	1,924
Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	50,364	59,228
Fair Value, Inputs, Level 2 [Member] | Equity Securities [Member]
Fair value of plan assets	0	0
Fair Value, Inputs, Level 2 [Member] | Debt Securities [Member]
Fair value of plan assets	36,378	41,725
Fair Value, Inputs, Level 2 [Member] | Other Securities [Member]
Fair value of plan assets	13,986	17,503
Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	54,911	14,286
Fair Value, Inputs, Level 3 [Member] | Equity Securities [Member]
Fair value of plan assets	0	0
Fair Value, Inputs, Level 3 [Member] | Debt Securities [Member]
Fair value of plan assets	19,224	9,576
Fair Value, Inputs, Level 3 [Member] | Other Securities [Member]
Fair value of plan assets	$ 35,687	$ 4,710

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- Definition

Fair value of assets that have been segregated and restricted to provide pension or postretirement benefits. Assets include, but are not limited to, stocks, bonds, other investments, earnings from investments, and contributions by the employer and employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 30
-Section 35
-Paragraph 50
-URI http://asc.fasb.org/extlink&oid=64937038&loc=d3e12355-114930

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Plan Assets
-URI http://asc.fasb.org/extlink&oid=6749337

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Plan Assets
-URI http://asc.fasb.org/extlink&oid=6520858

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