Fresh Start Accounting - Additional Information (Detail) $ / shares in Units, $ in Thousands	Apr. 23, 2021 USD ($) $ / shares
Reorganization, Chapter 11 [Line Items]
Voting share of percentage	50.00%
Value of enterprise	$ 1,130,000
Percentage of economic obsolescence adjustment	80.00%
Weighted average incremental borrowing rate	6.70%
Percentage of estimated fair value of effective date	101.00%
Contractual strike price | $ / shares	$ 29.22
Warrants term	5 years
Expected volatility assumption	70.00%
Warrants risk-free rate assumption	0.83%
Minimum [Member]
Reorganization, Chapter 11 [Line Items]
Value of enterprise	$ 805,000
Maximum [Member]
Reorganization, Chapter 11 [Line Items]
Value of enterprise	1,520,000
Mid-point
Reorganization, Chapter 11 [Line Items]
Value of enterprise	$ 1,130,000