Operating Segment Information (Contract Assets By Operating Segments) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Total contract assets	$ 42,223	$ 38,853
Advanced Electronics Solutions
Segment Reporting Information [Line Items]
Total contract assets	37,025	33,736
Elastomeric Material Solutions
Segment Reporting Information [Line Items]
Total contract assets	1,551	1,584
Other
Segment Reporting Information [Line Items]
Total contract assets	$ 3,647	$ 3,533