Business Segment Information - Segment Assets (Details) - USD ($) $ in Thousands	Apr. 02, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total Assets	$ 959,331	$ 978,735
Goodwill and Intangibles	341,810	345,458
Operating Segments | Electronic Systems
Segment Reporting Information [Line Items]
Total Assets	516,865	490,814
Goodwill and Intangibles	189,467	191,789
Operating Segments | Structural Systems
Segment Reporting Information [Line Items]
Total Assets	413,955	408,118
Goodwill and Intangibles	152,343	153,669
Corporate Administration
Segment Reporting Information [Line Items]
Total Assets	$ 28,511	$ 79,803