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Note 1 - Summary of Significant Accounting Policies and Other Information - Revenue Disaggregation (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Apr. 01, 2017
Revenue | $ 417,813 | $ 285,441
Electronics - Passive Products and Sensors [Member] |  |
Revenue | 114,495 |
Electronics - Semiconductor [Member] |  |
Revenue | 149,916 |
Passenger Car Products [Member] |  |
Revenue | 63,580 |
Automotive Sensors [Member] |  |
Revenue | 31,323 |
Commercial Vehicle Products [Member] |  |
Revenue | 31,228 |
Industrial Products [Member] |  |
Revenue | 27,271 |
Electronics [Member] |  |
Revenue | 264,411 | 153,767
Electronics [Member] | Electronics - Passive Products and Sensors [Member] |  |
Revenue | 114,495 |
Electronics [Member] | Electronics - Semiconductor [Member] |  |
Revenue | 149,916 |
Electronics [Member] | Passenger Car Products [Member] |  |
Revenue |  |
Electronics [Member] | Automotive Sensors [Member] |  |
Revenue |  |
Electronics [Member] | Commercial Vehicle Products [Member] |  |
Revenue |  |
Electronics [Member] | Industrial Products [Member] |  |
Revenue |  |
Automotive [Member] |  |
Revenue | 126,131 | 107,839
Automotive [Member] | Electronics - Passive Products and Sensors [Member] |  |
Revenue |  |
Automotive [Member] | Electronics - Semiconductor [Member] |  |
Revenue |  |
Automotive [Member] | Passenger Car Products [Member] |  |
Revenue | 63,580 |
Automotive [Member] | Automotive Sensors [Member] |  |
Revenue | 31,323 |
Automotive [Member] | Commercial Vehicle Products [Member] |  |
Revenue | 31,228 |
Automotive [Member] | Industrial Products [Member] |  |
Revenue |  |
Industrial [Member] |  |
Revenue | 27,271 | $ 23,835
Industrial [Member] | Electronics - Passive Products and Sensors [Member] |  |
Revenue |  |
Industrial [Member] | Electronics - Semiconductor [Member] |  |
Revenue |  |
Industrial [Member] | Passenger Car Products [Member] |  |
Revenue |  |
Industrial [Member] | Automotive Sensors [Member] |  |
Revenue |  |
Industrial [Member] | Commercial Vehicle Products [Member] |  |
Revenue |  |
Industrial [Member] | Industrial Products [Member] |  |
Revenue | $ 27,271 |

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