The threshold amount to meet minimum liquidity regulations under the debt instrument covenant.

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Represents applicable margin on term loans.

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Percentage of consolidated EBITDA to be maintained per the modified term loan agreement.

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Debt Instrument, Covenant, Interest Coverage Ratio, Minimum

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Maximum amount of indebtedness that subsidiaries may incur per the modified term loan agreement.

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The threshold amount transferred to (or secured in favor of) any provider of settlement or custody services under the debt instrument arrangement.

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The amount of threshold net worth on each drawdown and delivery of compliance certificates under the debt instrument covenant.

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Percentage of the up-front fee that accompanies borrowing money under the debt instrument.

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Period from the date of agreement the amount borrowed becomes due and payable on termination of the arrangement.

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

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Line of Credit Facility, Accordion Feature, Increase Limit

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The number of subsidiaries designated as additional borrowers.

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The number of subsidiaries that may be designated as additional borrowers.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

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No definition available.

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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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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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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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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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DEBT (Details) € in Millions, $ in Millions						3 Months Ended
DEBT (Details) € in Millions, $ in Millions	Mar. 29, 2022 USD ($)	Feb. 25, 2022 USD ($) subsidiary	Jun. 25, 2021 USD ($)	Jul. 01, 2020 USD ($)	Mar. 22, 2018 USD ($)	Mar. 31, 2022 USD ($) subsidiary	Mar. 31, 2021 USD ($)	Mar. 31, 2022 EUR (€) subsidiary	Mar. 28, 2022	Mar. 16, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jul. 01, 2021 EUR (€)	Dec. 15, 2020 USD ($)	Jul. 01, 2020 EUR (€)	Jan. 12, 2017 USD ($)
Debt Instrument
Repayments of outstanding indebtedness							$ 20.0
Proceeds from long-term debt						$ 298.6
Borrowings outstanding						$ 1,593.6					$ 1,299.3
Floor Rate
Debt Instrument
Interest rate margin (as a percent)						1.00%
Dollars SFOR
Debt Instrument
Interest rate margin (as a percent)						0.10%
Sterling SONIA
Debt Instrument
Interest rate margin (as a percent)						0.0326%
Euros EURIBOR
Debt Instrument
Interest rate margin (as a percent)						0.00%
Term Loan Agreement
Debt Instrument
Repayments of outstanding indebtedness					$ 300.0
Debt instrument face amount					$ 300.0
Up-front fee (as percent)						0.05		0.05
Indebtedness subsidiaries may incur			$ 250.0
Consolidated EBITDA (Percentage)			35.00%
Minimum consolidated interest ratio	4.00
Maximum consolidated leverage ratio	3.50				3.50				3.50
Borrowings outstanding						$ 159.5					159.5
Term Loan Agreement \| Minimum
Debt Instrument
Maximum consolidated leverage ratio	4.00
Term Loan Agreement \| Maximum
Debt Instrument
Maximum consolidated leverage ratio	4.25
Term Loan Agreement \| LIBOR \| Minimum
Debt Instrument
Interest rate margin (as a percent)						1.00%
Term Loan Agreement \| LIBOR \| Maximum
Debt Instrument
Interest rate margin (as a percent)						1.50%
Term Loan Agreement \| Prime Rate \| Minimum
Debt Instrument
Interest rate margin (as a percent)						0.00%
Term Loan Agreement \| Prime Rate \| Maximum
Debt Instrument
Interest rate margin (as a percent)						0.50%
Amended term loan agreement
Debt Instrument
Proceeds from long-term debt	$ 400.0		$ 110.0
Applicable margin on loans			0.65
Indebtedness subsidiaries may incur			$ 350.0
Consolidated EBITDA (Percentage)			35.00%
Maximum consolidated leverage ratio			4.00
Amended term loan agreement \| Minimum
Debt Instrument
Maximum consolidated leverage ratio	4.00
Amended term loan agreement \| Maximum
Debt Instrument
Proceeds from long-term debt	$ 400.0
Maximum consolidated leverage ratio	4.25
Amended Revolving Credit Agreement
Debt Instrument
Credit facility, maximum borrowing capacity		$ 150.0
Senior Notes
Debt Instrument
Redemption price						101.00%
3.000% Senior Notes due March 2032
Debt Instrument
Debt instrument face amount						$ 300.0				$ 300.0
Interest rate (as a percent)						3.00%		3.00%		3.00%
Borrowings outstanding						$ 295.8
1.625% Senior Notes due December 2030
Debt Instrument
Debt instrument face amount						$ 500.0					$ 500.0		$ 500.0
Interest rate (as a percent)						1.625%		1.625%		1.625%	1.625%		1.625%
Borrowings outstanding						$ 493.5					$ 493.3
3.650% Senior Notes due January 2027
Debt Instrument
Debt instrument face amount						$ 650.0					$ 650.0				$ 650.0
Interest rate (as a percent)						3.65%		3.65%		3.65%	3.65%				3.65%
Borrowings outstanding						$ 646.7					$ 646.5
Revolving Credit Agreement
Debt Instrument
Minimum consolidated interest ratio						4.00
Maximum consolidated leverage ratio						3.50		3.50
Credit facility, maximum borrowing capacity		$ 400.0
Term of facility		3 years
Maximum borrowing capacity, increase limit		$ 200.0
Maximum borrowing capacity, total with increase		$ 600.0
Number of subsidiaries designated as additional borrowers \| subsidiary						0		0
Borrowings outstanding						$ 0.0
Borrowing capacity available						$ 400.0
Revolving Credit Agreement \| Minimum
Debt Instrument
Interest rate margin (as a percent)						0.75%
Minimum consolidated interest ratio						4.00
Number of subsidiaries that may be designated as additional borrowers \| subsidiary		1
Revolving Credit Agreement \| Maximum
Debt Instrument
Interest rate margin (as a percent)						1.25%
Minimum consolidated interest ratio						4.25
Revolving Credit Agreement \| Prime Rate \| Minimum
Debt Instrument
Interest rate margin (as a percent)						0.00%
Revolving Credit Agreement \| Prime Rate \| Maximum
Debt Instrument
Interest rate margin (as a percent)						0.25%
Revolving Credit Agreement \| Swing Line Sub-Facility
Debt Instrument
Credit facility, maximum borrowing capacity		$ 25.0
EuroCCP \| Credit Facility
Debt Instrument
Debt instrument face amount \| €														€ 1,500
Maximum borrowing capacity, increase limit \| €														500
Maximum borrowing capacity, total with increase \| €														2,000
Borrowings outstanding \| €								€ 0
Borrowing capacity available \| €								€ 1,500
Debt instrument, threshold amount transferred to provider of settlement or custody services \| €														500
Percentage of commitment fee				0.30%
Facility payable				364 days
Debt instrument, threshold net worth on each drawdown				$ 1,750.0
Debt instrument, amount to meet minimum liquidity regulations \| €												€ 20		€ 24
EuroCCP \| Credit Facility \| Base Rate
Debt Instrument
Interest rate margin (as a percent)				1.75%
EuroCCP \| Credit Facility \| Federal Funds Effective Rate
Debt Instrument
Interest rate margin (as a percent)				0.50%