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Debt - Redemption of 4.125% and 4.875% Senior Secured Notes (Detail) € in Millions, $ in Millions	Jun. 30, 2020 USD ($)	Jun. 30, 2020 EUR (€)	Oct. 12, 2018 EUR (€)	Jun. 30, 2019	Oct. 09, 2018
4.125% Senior Secured Notes due 2024
Debt Instrument [Line Items]
Interest rate	4.125%	4.125%		4.125%
4.125% Senior Secured Notes due 2024 | Acquisition Corp.
Debt Instrument [Line Items]
Interest rate	4.125%	4.125%	4.125%		4.125%
Redemptions of senior notes | €		€ 311.0	€ 34.5
4.875% Senior Secured Notes due 2024
Debt Instrument [Line Items]
Interest rate	4.875%	4.875%		4.875%
4.875% Senior Secured Notes due 2024 | Acquisition Corp.
Debt Instrument [Line Items]
Interest rate	4.875%	4.875%			4.875%
Redemptions of senior notes | $	$ 220

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Name Accounting Standards Codification
-Topic 210
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- Definition

The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

+ References

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-Topic 230
-SubTopic 10
-Section 45
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