Equity and Redeemable Preferred Stock - Narrative (Details) $ / shares in Units, $ in Millions				1 Months Ended	12 Months Ended
	Jul. 01, 2022 USD ($) $ / shares shares	Jun. 08, 2021 USD ($)	Mar. 31, 2021 USD ($) d $ / shares shares	Jul. 31, 2020 y d $ / shares shares	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2021 USD ($) $ / shares shares	Jul. 02, 2020
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)					5,000,000	5,000,000
Series A Mandatory Convertible Preferred Stock | Expected Term
Class of Stock [Line Items]
Measurement input | y				3
Series A Mandatory Convertible Preferred Stock | Risk Free Interest Rate
Class of Stock [Line Items]
Measurement input				0.002
Series A Mandatory Convertible Preferred Stock | Dividend Yield
Class of Stock [Line Items]
Measurement input				0			0
Series A Mandatory Convertible Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares issued (in shares)					2,300,000	2,300,000
Preferred stock, par value (in usd per share) | $ / shares					$ 0	$ 0
Convertible preferred stock, right to convert, into common stock (in shares)				1
Mandatory convertible preferred stock, holder, days after effective date of change | d				20
Series A Mandatory Convertible Preferred Stock | Dividend Declared
Class of Stock [Line Items]
Accrued preferred stock dividends | $					$ 28	$ 27
Series A Mandatory Convertible Preferred Stock | Underwritten Public Offering
Class of Stock [Line Items]
Preferred stock, par value (in usd per share) | $ / shares				$ 0
Shares issued and sold (in shares)				2,300,000
Preferred stock, dividend rate, percentage				6.00%
Series A Mandatory Convertible Preferred Stock | Underwritten Public Offering | Minimum
Class of Stock [Line Items]
Convertible preferred stock, shares issued upon conversion (in shares)				3.8760
Series A Mandatory Convertible Preferred Stock | Underwritten Public Offering | Maximum
Class of Stock [Line Items]
Convertible preferred stock, shares issued upon conversion (in shares)				4.6512
Series B Redeemable Preferred Stock
Class of Stock [Line Items]
Redeemable convertible preferred stock, shares authorized (in shares)					215,000	215,000
Redeemable convertible preferred stock, par value (in usd per share) | $ / shares					$ 0	$ 0
Redeemable convertible preferred stock, shares issued (in shares)					75,000	75,000
Convertible preferred stock shares issued (in shares)						75,000
Series B-1 Convertible Preferred Stock
Class of Stock [Line Items]
Redeemable convertible preferred stock, par value (in usd per share) | $ / shares			$ 0
Shares issued and sold (in shares)			75,000
Preferred stock, dividend rate, percentage			5.00%
Equity per share price (in usd per share) | $ / shares			$ 10,000
Aggregate purchase price of stock sold | $			$ 750
Debt instrument conversion, conversion price per share | $ / shares			$ 85.00
Common stock , conversion, if volume weighted average price, percentage exceeds applicable conversion price			150.00%
Trading days | d			20
Consecutive trading days | d			30
Default on payment obligation, cure period			30 days
Default on payment obligation, dividend rate, quarterly increase, percentage			2.00%
Preferred stock, accretion of redemption value, period			10 years
Series B-1 Convertible Preferred Stock | Minimum
Class of Stock [Line Items]
Preferred stock, default on payment obligation, dividend rate, percentage			8.00%
Series B-1 Convertible Preferred Stock | Maximum
Class of Stock [Line Items]
Preferred stock, default on payment obligation, dividend rate, percentage			14.00%
Preferred Stock
Class of Stock [Line Items]
Accrued preferred stock dividends | $					$ 41
Series B-2 Convertible Preferred Stock
Class of Stock [Line Items]
Redeemable convertible preferred stock, par value (in usd per share) | $ / shares					$ 0
Aggregate purchase price of stock sold | $					$ 1,050
Convertible preferred stock shares issued (in shares)					105,000
Series B-2 Convertible Preferred Stock | Subsequent Event
Class of Stock [Line Items]
Shares issued and sold (in shares)	140,000
Equity per share price (in usd per share) | $ / shares	$ 10,000
Aggregate purchase price of stock sold | $	$ 1,400
Series B-2 Convertible Preferred Stock | Over-Allotment Option
Class of Stock [Line Items]
Shares issued and sold (in shares)					35,000
Aggregate purchase price of stock sold | $		$ 2,150			$ 350