Debt	9 Months Ended
Oct. 02, 2011
Debt Disclosure [Abstract]
Debt	Debt Senior Unsecured Revolving Credit Facility. The Company has a senior unsecured revolving credit facility which provides $650.0 million of revolving loans and has an initial maturity of August 13, 2012. Since the facility expires within the next twelve months, outstanding borrowings under the facility have been classified as short-term debt in the consolidated balance sheet included in this quarterly report on Form 10-Q. As of October 2, 2011, undrawn letters of credit in the aggregate amount of $13.0 million are treated as issued and outstanding under the senior unsecured revolving credit facility. The Company uses the senior unsecured revolving credit facility for general corporate purposes, which may include working capital, refinancing existing indebtedness, capital expenditures, share repurchases, acquisitions and strategic alliances. The interest rates under the senior unsecured revolving credit facility are based on the Eurocurrency rate at the time of borrowing plus a margin, or the base rate from time to time. The base rate is the higher of (i) the corporate base rate announced from time to time by Bank of America, N.A. or (ii) the Federal Funds rate plus 50 basis points. The Eurocurrency margin as of October 2, 2011 was 40 basis points. The weighted average Eurocurrency interest rate as of October 2, 2011 was 0.23%, resulting in a weighted average effective Eurocurrency rate, including the margin, of 0.63%. The Company had $358.0 million of borrowings in U.S. Dollars outstanding under the senior unsecured revolving credit facility as of October 2, 2011, with interest based on the above described Eurocurrency rate. The credit agreement for the facility contains affirmative, negative and financial covenants and events of default customary for financings of this type. 6% Senior Unsecured Notes due 2015. On May 30, 2008, the Company issued $150.0 million aggregate principal amount of unsecured senior notes due 2015 (the “2015 Notes”) in a private placement and received $150.0 million of gross proceeds from the issuance. The 2015 Notes mature in May 2015 and bear interest at an annual rate of 6%. Interest on the 2015 Notes is payable semi-annually on May 30th and November 30th each year. The Company may redeem some or all of the 2015 Notes at any time, at its option, at a make-whole redemption price plus accrued and unpaid interest. The indenture governing the 2015 Notes includes financial covenants similar to those in the senior unsecured revolving credit facility. 5% Senior Unsecured Notes due 2021. On October 25, 2011, the Company issued $500.0 million aggregate principal amount of unsecured senior notes due 2021 (the “2021 Notes”) in a registered public offering and received approximately $496.9 million of net proceeds from the issuance. The 2021 Notes were issued at 99.372% of the principal amount, which resulted in a discount of $3.1 million. The 2021 Notes mature in November 2021 and bear interest at an annual rate of 5%. Interest on the 2021 Notes is payable semi-annually on May 15th and November 15th each year. Prior to August 15, 2021 (three months prior to their maturity date), the Company may redeem the 2021 Notes in whole or in part, at its option, at a make-whole redemption price, plus accrued and unpaid interest. At any time on or after August 15, 2021 (three months prior to their maturity date), the Company may redeem the 2021 Notes, at its option, at a redemption price equal to 100% of the principal amount of the 2021 Notes to be redeemed plus accrued and unpaid interest. Upon a change of control (as defined in the indenture governing the 2021 Notes ) and a contemporaneous downgrade of the 2021 Notes below investment grade, each holder of 2021 Notes will have the right to require the Company to repurchase such holder's 2021 Notes for 101% of their principal amount, plus accrued and unpaid interest.

Debt

Senior Unsecured Revolving Credit Facility. The Company has a senior unsecured revolving credit facility which provides $650.0 million of revolving loans and has an initial maturity of August 13, 2012. Since the facility expires within the next twelve months, outstanding borrowings under the facility have been classified as short-term debt in the consolidated balance sheet included in this quarterly report on Form 10-Q. As of October 2, 2011, undrawn letters of credit in the aggregate amount of $13.0 million are treated as issued and outstanding under the senior unsecured revolving credit facility. The Company uses the senior unsecured revolving credit facility for general corporate purposes, which may include working capital, refinancing existing indebtedness, capital expenditures, share repurchases, acquisitions and strategic alliances. The interest rates under the senior unsecured revolving credit facility are based on the Eurocurrency rate at the time of borrowing plus a margin, or the base rate from time to time. The base rate is the higher of (i) the corporate base rate announced from time to time by Bank of America, N.A. or (ii) the Federal Funds rate plus 50 basis points. The Eurocurrency margin as of October 2, 2011 was 40 basis points. The weighted average Eurocurrency interest rate as of October 2, 2011 was 0.23%, resulting in a weighted average effective Eurocurrency rate, including the margin, of 0.63%. The Company had $358.0 million of borrowings in U.S. Dollars outstanding under the senior unsecured revolving credit facility as of October 2, 2011, with interest based on the above described Eurocurrency rate. The credit agreement for the facility contains affirmative, negative and financial covenants and events of default customary for financings of this type.

6% Senior Unsecured Notes due 2015. On May 30, 2008, the Company issued $150.0 million aggregate principal amount of unsecured senior notes due 2015 (the “2015 Notes”) in a private placement and received $150.0 million of gross proceeds from the issuance. The 2015 Notes mature in May 2015 and bear interest at an annual rate of 6%. Interest on the 2015 Notes is payable semi-annually on May 30th and November 30th each year. The Company may redeem some or all of the 2015 Notes at any time, at its option, at a make-whole redemption price plus accrued and unpaid interest. The indenture governing the 2015 Notes includes financial covenants similar to those in the senior unsecured revolving credit facility.

5% Senior Unsecured Notes due 2021. On October 25, 2011, the Company issued $500.0 million aggregate principal amount of unsecured senior notes due 2021 (the “2021 Notes”) in a registered public offering and received approximately $496.9 million of net proceeds from the issuance. The 2021 Notes were issued at 99.372% of the principal amount, which resulted in a discount of $3.1 million. The 2021 Notes mature in November 2021 and bear interest at an annual rate of 5%. Interest on the 2021 Notes is payable semi-annually on May 15th and November 15th each year. Prior to August 15, 2021 (three months prior to their maturity date), the Company may redeem the 2021 Notes in whole or in part, at its option, at a make-whole redemption price, plus accrued and unpaid interest. At any time on or after August 15, 2021 (three months prior to their maturity date), the Company may redeem the 2021 Notes, at its option, at a redemption price equal to 100% of the principal amount of the 2021 Notes to be redeemed plus accrued and unpaid interest. Upon a change of control (as defined in the indenture governing the 2021 Notes ) and a contemporaneous downgrade of the 2021 Notes below investment grade, each holder of 2021 Notes will have the right to require the Company to repurchase such holder's 2021 Notes for 101% of their principal amount, plus accrued and unpaid interest.