Restructuring Activities - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		42 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 27, 2025	Sep. 28, 2024	Sep. 27, 2025	Dec. 31, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 583	$ 1,924	$ 1,617	$ 4,548
Severance and benefits | Electronic Systems
Restructuring Cost and Reserve [Line Items]
Restructuring charges					$ 9,600
Property and equipment accelerated depreciation due to restructuring | Electronic Systems
Restructuring Cost and Reserve [Line Items]
Restructuring charges					300
Inventory write down | Electronic Systems
Restructuring Cost and Reserve [Line Items]
Restructuring charges					300
Other restructuring | Electronic Systems
Restructuring Cost and Reserve [Line Items]
Restructuring charges					300
2022 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges, net of change in estimates	600		1,600
Cumulative restructuring charges					30,800
Cumulative cost of sales					2,100
Restructuring charges			1,828
Restructuring reserve	980		980		980	$ 1,932
2022 Restructuring Plan | Severance and benefits
Restructuring Cost and Reserve [Line Items]
Restructuring charges			127
Restructuring reserve	591		591		591	1,543
2022 Restructuring Plan | Severance and benefits | Electronic Systems
Restructuring Cost and Reserve [Line Items]
Other restructuring charges			100
2022 Restructuring Plan | Severance and benefits | Structural Systems
Restructuring Cost and Reserve [Line Items]
Other restructuring charges			(200)
Restructuring charges					7,400
2022 Restructuring Plan | Property and equipment accelerated depreciation due to restructuring | Structural Systems
Restructuring Cost and Reserve [Line Items]
Restructuring charges					2,000
2022 Restructuring Plan | Inventory write down | Structural Systems
Restructuring Cost and Reserve [Line Items]
Restructuring charges					1,800
2022 Restructuring Plan | Other restructuring
Restructuring Cost and Reserve [Line Items]
Restructuring charges			1,701
Restructuring reserve	389		389		389	$ 389
2022 Restructuring Plan | Other restructuring | Electronic Systems
Restructuring Cost and Reserve [Line Items]
Other restructuring charges	100		100
2022 Restructuring Plan | Other restructuring | Structural Systems
Restructuring Cost and Reserve [Line Items]
Other restructuring charges	600		1,600
Restructuring charges					9,000
2022 Restructuring Plan | Minimum
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs	$ 500		$ 500		$ 500