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Non-operating income Non-operating income (Tables) | 3 Months Ended
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Mar. 30, 2019
Nonoperating Income (Expense) [Abstract] |
Schedule of Other Nonoperating Income (Expense) | Non-operating income consists of the following (in thousands):
| March 30, 2019 |  | March 31, 2018
Interest income | $ | 3,433 |  |  | $ | 1,133 |
Realized and unrealized foreign currency gain | 534 |  |  | 1,113 |
Interest expense | (80 | ) |  | (627 | )
Other | (1 | ) |  | 28 |
Total | $ | 3,886 |  |  | $ | 1,647 |

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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