Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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Segment And Geographic Information (Operating Segments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended												12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Net sales	$ 709,547us-gaap_SalesRevenueNet	$ 731,302us-gaap_SalesRevenueNet	$ 716,868us-gaap_SalesRevenueNet	$ 639,344us-gaap_SalesRevenueNet	$ 756,843us-gaap_SalesRevenueNet	$ 599,658us-gaap_SalesRevenueNet	$ 607,522us-gaap_SalesRevenueNet	$ 542,444us-gaap_SalesRevenueNet	$ 633,933us-gaap_SalesRevenueNet	$ 610,769us-gaap_SalesRevenueNet	$ 630,031us-gaap_SalesRevenueNet	$ 593,417us-gaap_SalesRevenueNet	$ 2,797,061us-gaap_SalesRevenueNet	$ 2,506,467us-gaap_SalesRevenueNet	$ 2,468,150us-gaap_SalesRevenueNet
Depreciation and amortization													46,449	40,942	35,713
Income from operations													100,144us-gaap_OperatingIncomeLoss	116,524us-gaap_OperatingIncomeLoss	75,559us-gaap_OperatingIncomeLoss
Capital expenditures													45,389	28,737	49,035
Total assets	1,678,889us-gaap_Assets				1,657,371us-gaap_Assets				1,501,477us-gaap_Assets				1,678,889us-gaap_Assets	1,657,371us-gaap_Assets	1,501,477us-gaap_Assets
Americas [Member]
Segment Reporting Information [Line Items]
Net sales													1,699,110	1,490,954	1,440,298
Depreciation and amortization													21,810	17,142	14,755
Income from operations													58,813	55,147	60,320
Capital expenditures													33,968	19,256	19,437
Total assets	712,588				702,378				569,212				712,588	702,378	569,212
Asia [Member]
Segment Reporting Information [Line Items]
Net sales													1,066,885	957,162	978,093
Depreciation and amortization													17,351	17,270	15,180
Income from operations													78,643	93,463	51,978
Capital expenditures													6,633	5,110	25,636
Total assets	666,717				658,668				636,481				666,717	658,668	636,481
Europe [Member]
Segment Reporting Information [Line Items]
Net sales													152,558	142,508	139,684
Depreciation and amortization													2,739	2,732	2,544
Income from operations													9,535	8,517	1,117
Capital expenditures													3,932	2,316	2,274
Total assets	239,274				255,644				200,563				239,274	255,644	200,563
Corporate And Other [Member]
Segment Reporting Information [Line Items]
Total assets	60,310				40,681				95,221				60,310	40,681	95,221
Elimination Of Intersegment Sales [Member]
Segment Reporting Information [Line Items]
Net sales													(121,492)	(84,157)	(89,925)
Corporate [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization													4,549	3,798	3,234
Capital expenditures													856	2,055	1,688
Corporate And Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Income from operations													$ (46,847)	$ (40,603)	$ (37,856)