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Debt - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Senior Secured Borrowings | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (as a percent)	1.35%	1.35%
Senior Secured Borrowings | EURIBOR
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (as a percent)	1.25%	1.25%
Fair Value, Inputs, Level 2
Debt Instrument [Line Items]
Long-term debt fair value	$ 7,441	$ 7,484

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

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