Liabilities Subject to Compromise (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Schedule of Liabilities Subject to Compromise [Line Items]
Liabilities subject to compromise	$ 0.0	$ 6,397.7
Long-term Debt
Schedule of Liabilities Subject to Compromise [Line Items]
Liabilities subject to compromise	$ 0.0	$ 3,750.8

Total amount of liabilities subject to compromise.

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