Annual report pursuant to Section 13 and 15(d)

Fresh Start Accounting - Narrative (Details)

v3.20.4
Fresh Start Accounting - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
Sep. 01, 2019
Dec. 31, 2020
Dec. 31, 2019
Aug. 31, 2019
Aug. 30, 2019
Fresh-Start Adjustment [Line Items]          
Enterprise value $ 1,373.4        
Common stock, shares issued (in shares) 22,500,000 22,500,000 22,500,000 22,500,000 22,500,000
Common stock, shares outstanding (in shares) 22,500,000 22,500,000 22,500,000 0  
Common stock, par value (in dollars per share) $ 0.01 $ 0.01 $ 0.01   $ 0.01
Successor Dealer Network          
Fresh-Start Adjustment [Line Items]          
Successor dealer network, useful life 6 years        
Minimum          
Fresh-Start Adjustment [Line Items]          
Enterprise value       $ 1,350.0  
Maximum          
Fresh-Start Adjustment [Line Items]          
Enterprise value       $ 1,550.0