Restructuring Charges (Schedule Of Accrued Restructuring) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 3,511	$ 4,454	$ 3,956
Restructuring Charges	5,710	9,345	12,900
Cash Payment	(5,030)	(9,555)	(9,715)
Severance Costs	2,428	4,130	7,010
Lease Facility Cost	1,261	2,745	3,716
Other exit costs	2,021	2,470	2,174
Non-Cash Activity	(410)	(733)	(2,687)
Ending Balance	3,781	3,511	4,454
Americas [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	5,580	9,135	11,633
Severance Costs	2,298	4,084	5,829
Lease Facility Cost	1,261	2,581	3,716
Other exit costs	2,021	2,470	2,088
Asia [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	130	210	1,267
Severance Costs	130	46	1,181
Lease Facility Cost	0	164	0
Other exit costs	0	0	86
Europe [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	0	0
Severance Costs	0	0	0
Lease Facility Cost	0	0	0
Other exit costs	0	0	0
Severance [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	3,257	3,996	3,956
Restructuring Charges	2,428	4,130	7,010
Cash Payment	(1,713)	(4,685)	(6,666)
Non-Cash Activity	(289)	(184)	(304)
Ending Balance	3,683	3,257	3,996
Lease Facility Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	17	50	0
Restructuring Charges	1,261	2,745	3,716
Cash Payment	(1,261)	(2,618)	(2,394)
Non-Cash Activity	0	(160)	(1,272)
Ending Balance	17	17	50
Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	237	408	0
Restructuring Charges	2,021	2,470	2,174
Cash Payment	(2,056)	(2,252)	(655)
Non-Cash Activity	(121)	(389)	(1,111)
Ending Balance	$ 81	$ 237	$ 408