Amortization Percentage, Equal Quarterly Installments, Year Five

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Amortization Percentage, Equal Quarterly Installments, Year Four

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Amortization Percentage, Equal Quarterly Installments, Year One

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Amortization Percentage, Equal Quarterly Installments, Year Three

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Amortization Percentage, Equal Quarterly Installments, Year Two

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Interest and fees paid on total indebtedness

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Line of Credit Facility, Accordion Feature, Higher Borrowing Capacity Option

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Line of Credit Facility Covenants Maximum Debt to Capitalization Percentage

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Proceeds from Issuance of Long term Debt Net Of Issuance Costs and Discounts

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Short-Term Debt Supporting International Operations, China

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Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Fair value amount of debt instrument that was repurchased.

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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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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Amount of unrealized gain (loss) related to the increase or decrease in fair value of interest rate derivatives designated as cash flow hedging instruments, which was recorded in accumulated other comprehensive income to the extent that the cash flow hedge was determined to be effective.

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Debt - Narrative (Details) - USD ($)	1 Months Ended							12 Months Ended
Debt - Narrative (Details) - USD ($)	Dec. 31, 2019	Feb. 28, 2018	Jan. 31, 2018	Sep. 30, 2017	Aug. 31, 2017	Mar. 31, 2016	Nov. 30, 2010	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Feb. 02, 2018
Debt Instrument [Line Items]
Issuance of long-term debt								$ 0	$ 947,500,000	$ 297,600,000
Repayment of term loan								225,000,000.0	168,800,000	300,000,000.0
Loss on extinguishment of debt								0	0	10,100,000
Short-term debt	$ 65,400,000							65,400,000	56,100,000
Commercial paper	26,000,000.0							26,000,000.0	26,000,000
Term loan, current portion	34,400,000							34,400,000
Borrowings to support international operations in China	5,000,000.0							5,000,000.0	5,100,000
Interest and fees paid								62,800,000	59,500,000	47,900,000
Other LOC
Debt Instrument [Line Items]
Line of credit	23,000,000.0							23,000,000.0	54,800,000
Letters of Credit \| Other LOC
Debt Instrument [Line Items]
Line of credit	$ 15,700,000							$ 15,700,000	$ 20,300,000
Notes 2022 Term Interest Rate Lock
Debt Instrument [Line Items]
Loss on forward interest rate lock, recorded in accumulated other comprehensive loss							$ 1,600,000
Senior Notes \| Notes 2028 Term
Debt Instrument [Line Items]
Face amount		$ 450,000,000									$ 450,000,000
Interest rate, stated percentage	3.50%	3.50%						3.50%	3.50%		3.50%
Issuance of long-term debt		$ 442,600,000
Senior Notes \| Notes 2027 Term
Debt Instrument [Line Items]
Face amount					$ 300,000,000
Interest rate, stated percentage	3.15%				3.15%			3.15%	3.15%
Proceeds from debt, net of issuance costs					$ 294,600,000
Senior Notes \| Notes 2018 Term
Debt Instrument [Line Items]
Interest rate, stated percentage				5.95%
Debt instrument, repurchase amount				$ 300,000,000
Loss on extinguishment of debt				$ 10,100,000
Make whole payment for extinguishment of debt										$ 9,900,000
Senior Notes \| Notes 2026 Term
Debt Instrument [Line Items]
Face amount						$ 400,000,000
Interest rate, stated percentage	3.35%					3.35%		3.35%	3.35%
Proceeds from issuance of long-term debt						$ 393,400,000
Senior Notes \| Notes 2022 Term
Debt Instrument [Line Items]
Face amount							$ 300,000,000
Interest rate, stated percentage	3.625%						3.625%	3.625%	3.625%
Term Loan \| Term Loan Agreement
Debt Instrument [Line Items]
Face amount			$ 500,000,000								$ 500,000,000
Amortization percentage, equal quarterly installments, year one											5.00%
Amortization percentage, equal quarterly installments, year two											5.00%
Amortization percentage, equal quarterly installments, year three											7.50%
Amortization percentage, equal quarterly installments, year four											10.00%
Amortization percentage, equal quarterly installments, year five											10.00%
Repayment of term loan	$ 200,000,000
Line of credit facility covenants maximum debt to capitalization percentage								65.00%
Term loan, current portion	$ 34,400,000							$ 34,400,000	$ 25,000,000.0
Line of Credit \| Term Loan Agreement
Debt Instrument [Line Items]
Line of credit, maximum borrowing capacity											$ 500,000,000
Line of Credit \| Revolving Credit Facility \| Credit Agreement
Debt Instrument [Line Items]
Line of credit facility covenants maximum debt to capitalization percentage			65.00%
Line of credit, maximum borrowing capacity			$ 750,000,000
Line of credit facility, accordion feature, higher borrowing capacity option			$ 1,250,000,000