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Earnings (Loss) Per Share (Tables)
12 Months Ended
Dec. 31, 2021
Earnings Per Share [Abstract]  
Schedule of Weighted-Average Number of Shares Outstanding The following table summarizes the basic and diluted weighted average common shares outstanding and the weighted average common shares excluded from the calculation of diluted weighted average common shares outstanding due to the anti-dilutive effect for the periods presented (in thousands):
SuccessorPredecessor
 Year Ended December 31, 2021Period from November 20, 2020 through
December 31, 2020
Period from January 1, 2020 through
November 19, 2020
Year Ended December 31, 2019
 
Weighted average common shares outstanding:
Basic19,79219,991317,644315,002
Dilutive effect of equity-classified awards856 — — — 
Dilutive effect of warrants— — — — 
Diluted20,648 19,991 317,644 315,002 
Anti-dilutive weighted average common shares:
Potential common shares2,144 1,631 5,216 9,242