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Debt - Senior Notes (Details) - USD ($)	1 Months Ended	9 Months Ended
	May 31, 2019	Sep. 28, 2019	Sep. 29, 2018	Dec. 31, 2018
Debt Instrument [Line Items]
Loss on extinguishment of debt		$ 10,600,000	$ 0
Payments of related issuance costs		$ 6,500,000	$ 0
Senior notes
Debt Instrument [Line Items]
Proceeds from offering	$ 693,300,000
Senior notes | 2029 Notes
Debt Instrument [Line Items]
Aggregate principal amount	$ 375,000,000.0
Stated coupon rate	4.25%	4.25%
Redemption price	99.691%
Yield to maturity	4.288%	4.288%
Long-term debt, gross		$ 375,000,000.0
Loss on extinguishment of debt		10,600,000
Payments of related issuance costs		$ 6,500,000
Senior notes | 2049 Notes
Debt Instrument [Line Items]
Aggregate principal amount	$ 325,000,000.0
Stated coupon rate	5.25%	5.25%
Redemption price	98.32%
Yield to maturity	5.363%	5.363%
Long-term debt, gross		$ 325,000,000.0
Senior notes | 2024 Notes
Debt Instrument [Line Items]
Stated coupon rate				5.375%
Redemption price	102.688%
Long-term debt, gross	$ 325,000,000.0			$ 325,000,000.0

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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