Fresh-Start Accounting (Details) $ in Millions	Jun. 16, 2022 USD ($)
Reorganizations [Abstract]
Enterprise Value	$ 5,223.0
Reorganization, Chapter 11 [Line Items]
Enterprise Value	5,223.0
Minimum
Reorganizations [Abstract]
Enterprise Value	5,200.0
Reorganization, Chapter 11 [Line Items]
Enterprise Value	5,200.0
Minimum | Equity
Reorganizations [Abstract]
Enterprise Value	563.0
Reorganization, Chapter 11 [Line Items]
Enterprise Value	563.0
Maximum
Reorganizations [Abstract]
Enterprise Value	5,700.0
Reorganization, Chapter 11 [Line Items]
Enterprise Value	5,700.0
Maximum | Equity
Reorganizations [Abstract]
Enterprise Value	1,063.0
Reorganization, Chapter 11 [Line Items]
Enterprise Value	1,063.0
Median
Reorganizations [Abstract]
Enterprise Value	5,450.0
Reorganization, Chapter 11 [Line Items]
Enterprise Value	5,450.0
Median | Equity
Reorganizations [Abstract]
Enterprise Value	813.0
Reorganization, Chapter 11 [Line Items]
Enterprise Value	$ 813.0