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Debt - Additional Information (Details)	Sep. 30, 2020	Aug. 12, 2020	Jun. 30, 2020	Jun. 29, 2020	Sep. 30, 2019	Apr. 30, 2019	Oct. 12, 2018	Oct. 09, 2018	Sep. 30, 2018	Mar. 14, 2018
3.625% Senior Secured Notes
Debt Instrument [Line Items]
Interest rate	3.625%				3.625%				3.625%
3.625% Senior Secured Notes | Acquisition Corp.
Debt Instrument [Line Items]
Interest rate	3.625%					3.625%	3.625%	3.625%
5.500% Senior Notes due 2026
Debt Instrument [Line Items]
Interest rate	5.50%				5.50%				5.50%
5.500% Senior Notes due 2026 | Acquisition Corp.
Debt Instrument [Line Items]
Interest rate	5.50%									5.50%
2.750% Senior Secured Notes due 2028 | Acquisition Corp.
Debt Instrument [Line Items]
Interest rate	2.75%		2.75%	2.75%
3.875% Senior Secured Notes due 2030 | Acquisition Corp.
Debt Instrument [Line Items]
Interest rate	3.875%		3.875%	3.875%
3.000% Senior Secured Notes due 2031 | Acquisition Corp.
Debt Instrument [Line Items]
Interest rate	3.00%	3.00%			3.00%

X

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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+ References

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