Income Taxes - Additional Information (Details) - USD ($) $ in Millions		9 Months Ended	12 Months Ended
	Aug. 16, 2022	Mar. 31, 2023	Jun. 30, 2022
Income Tax [Line Items]
Federal net operating loss and capital loss carryforwards			$ 821
Federal net operating loss carryforwards retained			154
Expire From 2023 Through 2025
Income Tax [Line Items]
Federal net operating loss carryforwards retained			139
Expire on June 30, 2023
Income Tax [Line Items]
Federal net operating loss carryforwards retained			131
Operating loss carryforwards expiration date		Jun. 30, 2023
Fiscal Year 2018 or Later
Income Tax [Line Items]
Federal net operating loss carryforwards retained			7
Carried Forward Through 2027
Income Tax [Line Items]
Capital loss carryforwards			$ 8
Inflation Reduction Act
Income Tax [Line Items]
Corporate alternative minimum tax	15.00%
Excise tax on repurchases of stock	1.00%
Minimum | Expire From 2023 Through 2025
Income Tax [Line Items]
Operating loss carryforwards expiration period			2023
Maximum | Expire From 2023 Through 2025
Income Tax [Line Items]
Operating loss carryforwards expiration period			2025