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Note 1 - Summary of Significant Accounting Policies - Inventories (Details) - USD ($)
$ in Thousands
Jun. 29, 2019
Dec. 29, 2018
Raw materials and purchased parts $ 68,125 $ 60,112
Work in process 52,769 57,953
Finished goods 16,335 21,249
Total inventories $ 137,229 $ 139,314 [1]
[1] Derived from December 29, 2018 audited financial statements