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v3.19.1

Segment and Geographic Information - External Revenue Allocated By Manufacturing Location (Details) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Thailand |  |  |
Disclosure of operating segments [line items] |  |  |
Percentage of entity's revenue | 32.00% | 34.00% | 36.00%
China |  |  |
Disclosure of operating segments [line items] |  |  |
Percentage of entity's revenue | 20.00% | 21.00% | 21.00%
Malaysia |  |  |
Disclosure of operating segments [line items] |  |  |
Percentage of entity's revenue | 12.00% | 12.00% | 13.00%

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