Restructuring Charges (Schedule Of Components Of Restructuring Charges) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Restructuring Cost and Reserve [Line Items]
Total restructuring charges	$ 1,049	$ 7,084
2014 [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs	876
Other exit costs	3
Total restructuring charges	879
2014 [Member] | Americas [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs	827
Other exit costs	0
Total restructuring charges	827
2014 [Member] | Asia [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs	49
Other exit costs	3
Total restructuring charges	52
2013 [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs		2,202
Facility lease costs		142
Other exit costs		3,246
Total restructuring charges		5,590
2013 [Member] | Americas [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs		2,202
Facility lease costs		142
Other exit costs		2,118
Total restructuring charges		4,462
2013 [Member] | Asia [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs		0
Facility lease costs		0
Other exit costs		1,128
Total restructuring charges		1,128
2012 [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs			1,529
Facility lease costs			55
Other exit costs			209
Total restructuring charges			1,793
2012 [Member] | Americas [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs			494
Facility lease costs			0
Other exit costs			0
Total restructuring charges			494
2012 [Member] | Europe [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs			531
Facility lease costs			0
Other exit costs			176
Total restructuring charges			707
2012 [Member] | Asia [Member]
Restructuring Cost and Reserve [Line Items]
Severance costs			504
Facility lease costs			55
Other exit costs			33
Total restructuring charges			$ 592