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Consolidated Statements of Comprehensive Earnings (Loss) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 02, 2021
Sep. 26, 2020
Oct. 02, 2021
Sep. 26, 2020
Statement of Comprehensive Income [Abstract]        
Loss from continuing operations $ (3,034) $ (3,875) $ (2,280) $ (12,972)
Earnings from discontinued operations 0 3,964 0 17,429
Net earnings (loss) (3,034) 89 (2,280) 4,457
Currency translation adjustment 0 893 0 1,001
Comprehensive earnings (loss) $ (3,034) $ 982 $ (2,280) $ 5,458