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Restructuring, Impairment and Other Charges (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 27, 2021	Mar. 28, 2020	Dec. 26, 2020
Restructuring Cost and Reserve
Total restructuring charges	$ 437	$ 1,725
Impairment charges	0	2,237
Restructuring costs	437	3,962
Restructuring reserves	2,600		$ 4,200
Employee terminations
Restructuring Cost and Reserve
Total restructuring charges	420	1,601
Other restructuring charges
Restructuring Cost and Reserve
Total restructuring charges	17	124
Electronics
Restructuring Cost and Reserve
Total restructuring charges	257	882
Impairment charges	0	0
Restructuring costs	257	882
Electronics \| Employee terminations
Restructuring Cost and Reserve
Total restructuring charges	257	881
Electronics \| Other restructuring charges
Restructuring Cost and Reserve
Total restructuring charges	0	1
Automotive
Restructuring Cost and Reserve
Total restructuring charges	17	519
Impairment charges	0	0
Restructuring costs	17	519
Automotive \| Employee terminations
Restructuring Cost and Reserve
Total restructuring charges	0	399
Automotive \| Other restructuring charges
Restructuring Cost and Reserve
Total restructuring charges	17	120
Industrial
Restructuring Cost and Reserve
Total restructuring charges	163	324
Impairment charges	0	2,237
Restructuring costs	163	2,561
Industrial \| Employee terminations
Restructuring Cost and Reserve
Total restructuring charges	163	321
Industrial \| Other restructuring charges
Restructuring Cost and Reserve
Total restructuring charges	$ 0	3
Industrial \| Facility Closing
Restructuring Cost and Reserve
Impairment charges		$ 2,200