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Note 12 - Restructuring Charges - Restructuring Activities (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended | 24 Months Ended
--- | --- | --- | ---
Apr. 02, 2017 | Jan. 01, 2017 | Dec. 31, 2017 | Jan. 01, 2017 | Dec. 31, 2017
Total restructuring charge | $ 7,300 | $ 19,800 |  |  |
Employee Severance [Member] |  |  |  |  |
Total restructuring charge |  |  |  |  | $ 10,652
Cost incurred |  |  | $ 6,633 | $ 1,451 |
Balance |  |  | 2,568 |  | 2,568
Fixed Asset Impairment [Member] |  |  |  |  |
Total restructuring charge |  |  |  |  | 11,319
Cost incurred |  |  | 3,300 | 8,019 |
Balance |  |  | 0 |  | 0
Other Restructuring [Member] |  |  |  |  |
Total restructuring charge |  |  |  |  | 5,116
Cost incurred |  |  | 5,089 | $ 27 |
Balance |  |  | $ 0 |  | $ 0

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- Definition Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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