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Nature of Operations and Summary of Significant Accounting Policies - Warranty Obligations (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Changes in the carrying amount of accrued warranty costs [Roll Forward]    
Balance at Beginning of Year $ 6,467 $ 5,726
Provision charged to expense 1,270 1,076
Usage (1,365) (925)
Acquisition 0 295
Currency translation (162) (3)
Balance at End of Period $ 6,210 $ 6,169