Long-Term Debt (Long-Term Debt) (Details) (USD $)	6 Months Ended
	Jun. 29, 2012		Dec. 31, 2011
Debt Instrument [Line Items]
Long-term debt, including current maturities	$ 1,070,300,000		$ 1,207,000,000
Less: Current maturities	(265,300,000)		(370,100,000)
Long-term debt	805,000,000		836,900,000
Senior Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term debt	0		0
Credit facility, maximum borrowing capacity	325,000,000		325,000,000
Loan With A Japanese Company Due 2012 Through 2018, Interest Payable Quarterly At 2.33% [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	320,900,000	[1]	339,800,000	[1]
Debt instrument, interest rate	2.21%		2.33%
Debt instrument maturity year, start	2012
Debt instrument maturity year, end	2018
Zero Coupon Convertible Senior Subordinated Notes Due 2024 [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	0	[2]	94,200,000	[2]
Debt instrument, maturity year	2024
Debt instrument, interest rate	0.00%		0.00%
Debt instrument, discount	0		2.0
One Point Eight Seven Five Percentage Convertible Senior Subordinated Notes Due Two Thousand Twenty Five [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	91,700,000	[3]	88,400,000	[3]
Debt instrument, maturity year	2025
Debt instrument, interest rate	1.875%		1.88%
Debt instrument, discount	3.3		6.6
2.625% Convertible Senior Subordinated Notes Due 2026 [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	213,800,000	[4]	207,900,000	[4]
Debt instrument, maturity year	2026
Debt instrument, interest rate	2.625%		2.63%
Debt instrument, discount	18.6		24.5
2.625% Convertible Senior Subordinated Notes Due 2026, Series B [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	178,600,000	[5]	176,600,000	[5]
Debt instrument, maturity year	2026
Debt instrument, interest rate	2.625%		2.63%
Debt instrument, discount	20.0		22.0
Loan With Hong Kong Bank, Interest Payable Weekly [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	33,000,000		40,000,000
Debt instrument, interest rate	2.00%		2.04%
Loans With Philippine Banks Due 2012 Through 2015, Interest Payable Monthly And Quarterly At An Average Rate Of 2.01% And 1.80% [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	62,800,000		68,200,000
Debt instrument, interest rate	1.99%		2.01%
Debt instrument maturity year, start	2012
Debt instrument maturity year, end	2015
Loans With Chinese Banks Due 2013, Interest Payable Quarterly [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	7,000,000		7,000,000
Debt instrument, maturity year	2013
Debt instrument, interest rate	4.32%		4.44%
Loans With Japanese Banks Due Through 2013, Interest Payable Monthly And Semi-Annually [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	1,400,000		3,500,000
Debt instrument, maturity year	2013
Debt instrument, interest rate	1.58%		1.71%
Loan With Singapore Bank, Interest Payable Weekly [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	20,000,000		25,000,000
Debt instrument, interest rate	1.97%		1.97%
Loan With British Finance Company, Interest Payable Monthly [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	5,200,000		13,100,000
Debt instrument, interest rate	1.79%		2.42%
U.S. Real Estate Mortgages Payable Monthly Through 2016 At An Average Rate Of 4.86% [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	30,700,000		31,600,000
Debt instrument, maturity year	2016
Debt instrument, interest rate	4.86%		4.86%
U.S. Equipment Financing Payable Monthly Through 2015 At 3.23% [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	9,600,000		10,800,000
Debt instrument, maturity year	2015
Debt instrument, interest rate	3.23%		3.23%
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Long-term debt, including current maturities	$ 95,600,000		$ 100,900,000

[1] This loan represents Semiconductor Component Industries, LLC ("SCI LLC") unsecured loan with SANYO Electric, which is guaranteed by the Company.

[2] The Zero Coupon Convertible Senior Subordinated Notes due 2024 were repaid on April 16, 2012. See below for further discussion of the retirement of the Zero Coupon Convertible Senior Subordinated Notes due 2024.

[3] The 1.875% Convertible Senior Subordinated Notes due 2025 may be put back to the Company at the option of the holders of the notes on December 15 of 2012, 2015 and 2020 or called at the option of the Company on or after December 20, 2012.

[4] The 2.625% Convertible Senior Subordinated Notes due 2026 may be put back to the Company at the option of the holders of the notes on December 15 of 2013, 2016 and 2021 or called at the option of the Company on or after December 20, 2013.

[5] The 2.625% Convertible Senior Subordinated Notes due 2026, Series B may be put back to the Company at the option of the holders of the notes on December 15 of 2016 and 2021 or called at the option of the Company on or after December 20, 2016.