Fair Value Measurements (Details) - USD ($) $ / shares in Units, $ in Millions	Dec. 31, 2022	Jun. 30, 2022	Apr. 22, 2021
7.750% Senior Secured Notes due 2026
Debt Instrument [Line Items]
Interest rate (as a percent)	7.75%	7.75%	7.75%
Estimated fair value of loan	$ 79	$ 140
Stock price (in dollars per share)	$ 0.52
4.50% Convertible Senior Notes due 2026
Debt Instrument [Line Items]
Interest rate (as a percent)	4.50%	4.50%
Estimated fair value of loan	$ 13	$ 25
Initial conversion price (in dollars per share)	$ 15.29
Second Lien Facility
Debt Instrument [Line Items]
Estimated fair value of loan	$ 43	$ 76

The price per share of the conversion feature embedded in the debt instrument.

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Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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