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Other Income, Net (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 28, 2019 | Dec. 29, 2018 | Dec. 30, 2017
Other Income, Net |  |  |
Interest income | $ 9,509 | $ 8,070 | $ 3,879
Gains (losses) on marketable equity investments | 713 | (551) | 520
Gains (losses) on non-marketable equity investments | (4,802) | 3,300 | 8,934
Gains (losses) on securities in NQDC trust | 5,402 | (1,471) | 6,145
Losses on foreign exchange | (4,111) | (5,557) | (2,920)
Other income (loss), net | (710) | (471) | 197
Total other income, net | $ 6,001 | $ 3,320 | $ 16,755

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