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Basic and Diluted Earnings per Share - Additional Information (Detail) - shares
shares in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Stock Options, SARs, RSUs, and RSAs [Member]      
Earnings Per Share [Line Items]      
Anti-dilutive shares not included in computation of diluted EPS 8.9 9.6 4.5