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

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Fair value amount of debt instrument that was repurchased.

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Face (par) amount of the original debt instrument that was repurchased.

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Amount, after accumulated amortization, of debt discount (premium).

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Amount, after accumulated amortization, of debt premium.

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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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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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The carrying value as of the balance sheet date of the current and noncurrent portions 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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The effective interest rate at the end of the reporting period.

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

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Debt - Narrative (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
Debt - Narrative (Details) - USD ($) $ in Millions	Apr. 02, 2020	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Debt Instrument [Line Items]
Premium percentage	102.625%
Loss on redemption	$ 10.4	$ 10.4	$ 0.0	$ 10.4	$ 0.0
Write offs of unamortized discount	1.9
Unamortized premium	0.6
Accrued interest	$ 4.6
U.S. Notes
Debt Instrument [Line Items]
Borrowings outstanding		531.0		531.0
U.K. Notes
Debt Instrument [Line Items]
Borrowings outstanding		77.7		77.7
Brazil Note
Debt Instrument [Line Items]
Borrowings outstanding		$ 11.9		$ 11.9
5.25% Senior Notes
Debt Instrument [Line Items]
Interest rate (as a percentage)	5.25%	5.25%		5.25%
Fully redeemed aggregate principal amount	$ 300.0
Principal amount of notes redeemed plus associated premium	$ 307.9
Acquisition Line
Debt Instrument [Line Items]
Acquisition line		$ 136.6		$ 136.6		$ 72.5
Interest rate (as a percentage)		1.60%		1.60%