Segment Information and Enterprise-wide Disclosures (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Segment Reporting, Revenue Reconciling Item [Line Items]
Segment Reporting Information, Revenue for Reportable Segment									$ 891,353	$ 825,407	$ 556,761
Revenues From Transactions Within Same Entity									(256,102)	(212,521)	(122,404)
Net sales	143,313	160,577	169,806	161,555	163,767	163,120	149,153	136,847	635,251	612,886	434,357
Property, plant and equipment	225,393				200,745				225,393	200,745	162,988
Assets	793,064				846,550				793,064	846,550	1,021,898
Segment Reporting, Disclosure of Major Customers									Major customers – No customer accounted for 10% or greater of the Company’s total net sales in 2011, 2010 and 2009.
Asia [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Segment Reporting Information, Revenue for Reportable Segment									559,109	499,315	354,906
Revenues From Transactions Within Same Entity									(82,958)	(54,782)	(27,337)
Net sales									476,151	444,533	327,569
Property, plant and equipment	162,022				137,225				162,022	137,225	97,142
Assets	494,375				444,729				494,375	444,729	380,497
North America [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Segment Reporting Information, Revenue for Reportable Segment									137,789	149,029	85,498
Revenues From Transactions Within Same Entity									(61,907)	(54,909)	(25,752)
Net sales									75,882	94,120	59,746
Property, plant and equipment	33,684				33,115				33,684	33,115	30,123
Assets	112,863				178,018				112,863	178,018	339,518
Europe [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Segment Reporting Information, Revenue for Reportable Segment									194,455	177,063	116,357
Revenues From Transactions Within Same Entity									(111,237)	(102,830)	(69,275)
Net sales									83,218	74,233	47,082
Property, plant and equipment	29,687				30,405				29,687	30,405	35,723
Assets	$ 185,826				$ 223,803				$ 185,826	$ 223,803	$ 301,883