Debt - Narrative (Details)	3 Months Ended
Sep. 30, 2021 USD ($)
Debt Instrument [Line Items]
Aggregate principal amount	$ 3,000,000,000
Fair value of notes issued	$ 3,048,900,000
Notes due on 2028
Debt Instrument [Line Items]
Debt instrument, term	7 years
Notes due on 2025 an 2030
Debt Instrument [Line Items]
Debt instrument, term	10 years

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

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Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant