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Fair Value Measurements - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2019	Jun. 30, 2020	Feb. 28, 2018
Derivative [Line Items]
Contingent consideration	$ 14	$ 11
Accrued Liabilities
Derivative [Line Items]
Contingent consideration	$ 7	$ 1
Cash Flow Hedging \| Designated as Hedging Instrument \| Interest rate swap
Derivative [Line Items]
Derivative average fixed interest rate	2.4418%
Derivative, Notional Amount	$ 800
Derivative, Notional Amount	800
Senior Secured Notes, Maturing 2025
Derivative [Line Items]
Debt interest rate			2.946%
Senior Secured Notes, Maturing 2025 \| Senior Notes
Derivative [Line Items]
Debt interest rate		5.00%
Senior Secured Notes, Maturing 2025 \| Senior Notes \| Cross-currency interest rate swaps
Derivative [Line Items]
Long-term debt			$ 460
Senior Secured Euro Notes, Maturing 2026 \| Net Investment Hedging \| Designated as Hedging Instrument
Derivative [Line Items]
Designated as net investment non-derivative hedge	$ 116
Senior Secured Euro Notes, Maturing 2026 \| Senior Notes
Derivative [Line Items]
Debt interest rate		3.375%