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Stock-Based Compensation (Detail) - (Table 6) - $ / shares
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]    
Non-vested at January 1 2,111,000 2,849,000
Non-vested at January 1 (in Dollars per share) $ 28.45 $ 23.80
Granted 284,000 323,000
Granted (in Dollars per share) $ 33.69 $ 41.82
Vested (229,000) (201,000)
Vested (in Dollars per share) $ 34.58 $ 31.67
Forfeited (5,000) (1,000)
Non-vested at March 31 2,161,000 2,970,000
Non-vested at March 31 (in Dollars per share) $ 28.47 $ 25.22
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value $ 38.15 $ 32.13