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Goodwill - Summary of Goodwill Identified by Segment (Detail) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Goodwill [Line Items]        
Goodwill, Beginning balance   $ 67,000,000 $ 0  
Additions   49,000,000 67,000,000  
Impairment $ (230,000,000)   0 $ (230,000,000)
Goodwill, Ending balance   116,000,000 67,000,000 0
United States [Member]        
Goodwill [Line Items]        
Goodwill, Beginning balance   67,000,000 0  
Additions   49,000,000 67,000,000  
Goodwill, Ending balance   116,000,000 67,000,000 0
Canada [Member]        
Goodwill [Line Items]        
Goodwill, Beginning balance   0 0  
Additions   0 0  
Goodwill, Ending balance   0 0 0
International [Member]        
Goodwill [Line Items]        
Goodwill, Beginning balance   0 0  
Additions   0 0  
Goodwill, Ending balance   $ 0 $ 0 $ 0