Segment And Geographic Information (Operating Segments) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Segment Reporting Information [Line Items]
Net sales	$ 579,342	$ 664,038	$ 1,128,567	$ 1,284,963
Depreciation and amortization	13,993	12,342	27,900	24,480
Income from operations	17,740	26,208	34,008	44,916
Capital expenditures	8,366	8,179	16,203	25,006
Total assets	1,900,149		1,900,149		$ 1,893,878
Elimination Of Intersegment Sales [Member]
Segment Reporting Information [Line Items]
Net sales	(19,342)	(28,142)	(38,316)	(54,118)
Corporate And Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Income from operations	(17,895)	(12,885)	(33,516)	(24,323)
Americas [Member]
Segment Reporting Information [Line Items]
Net sales	395,354	413,642	748,168	794,624
Depreciation and amortization	5,842	6,234	11,608	12,129
Income from operations	21,434	19,523	39,479	32,012
Capital expenditures	5,387	3,412	9,596	10,340
Total assets	832,224		832,224		867,858
Asia [Member]
Segment Reporting Information [Line Items]
Net sales	162,825	242,989	336,195	473,209
Depreciation and amortization	4,129	4,332	8,249	8,802
Income from operations	11,665	17,742	22,557	33,927
Capital expenditures	1,464	1,506	4,573	9,396
Total assets	630,164		630,164		604,554
Europe [Member]
Segment Reporting Information [Line Items]
Net sales	40,505	35,549	82,520	71,248
Depreciation and amortization	692	600	1,396	1,246
Income from operations	2,536	1,828	5,488	3,300
Capital expenditures	491	1,657	672	3,296
Total assets	325,231		325,231		305,833
Corporate And Other [Member]
Segment Reporting Information [Line Items]
Total assets	112,530		112,530		$ 115,633
Corporate [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization	3,330	1,176	6,647	2,303
Capital expenditures	$ 1,024	$ 1,604	$ 1,362	$ 1,974