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Non-operating income (Tables)
9 Months Ended
Oct. 02, 2021
Nonoperating Income (Expense) [Abstract]  
Schedule of Other Nonoperating Income (Expense)
Non-operating (loss) income consists of the following (in thousands):
Three Months EndedNine Months Ended
October 2,
2021
September 26,
2020
October 2,
2021
September 26,
2020
Interest income$242 $797 $677 $5,120 
Interest expense(87)(84)(259)(250)
Realized and unrealized foreign currency (losses) gains(233)647 (1,153)1,246 
Other — (3)— (8)
Total
$(78)$1,357 $(735)$6,108