INDEBTEDNESS - Senior Unsecured Notes Narrative (Details) - Senior Notes $ in Millions	May 20, 2021 USD ($)
Senior Unsecured Notes
Debt Instrument [Line Items]
Aggregate principal amount	$ 2,000.0
Redemption price, percentage	100.00%
Redemption price, premium rate	1.00%
Debt repurchase, percentage	101.00%
Debt default, percentage of interest by trustee or holders (at least)	25.00%
Discounts and commissions payable	$ 22.5
Third party offering costs	$ 5.7
Senior Unsecured Notes \| US Treasury (UST) Interest Rate
Debt Instrument [Line Items]
Redemption price, premium, basis spread on variable rate	0.50%
2026 Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount	$ 1,000.0
Interest rate	2.75%
Effective interest rate	3.06%
2031 Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount	$ 1,000.0
Interest rate	3.50%
Effective interest rate	3.69%

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Debt Instrument, Redemption Price, Premium, Basis Spread On Variable Rate

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Debt Instrument, Redemption Price, Premium Rate

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Debt Instrument, Repurchase, Percentage

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Debt Instrument, Unamortized Discount (Premium) And Commissions Payable, Net

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

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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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