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Employee Benefit Plans - Schedule of Activity for the Restricted Stock Component of the Plan (Detail) - Restricted Stock [Member]
12 Months Ended
Dec. 31, 2022
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Restricted Stock Beginning Balance | shares 504,868
Restricted Stock, Granted | shares 201,147
Restricted Stock, Vested | shares (127,532)
Restricted Stock, Forfeited | shares (900)
Restricted Stock, Dividend reinvestment | shares 19,197
Restricted Stock Ending Balance | shares 596,780
Weighted Average Grant Date Fair Value Per Share Beginning Balance | $ / shares $ 29.42
Weighted Average Grant Date Fair Value Per Share, Granted | $ / shares 32.33
Weighted Average Grant Date Fair Value Per Share, Vested | $ / shares 38.12
Weighted Average Grant Date Fair Value Per Share, Forfeited | $ / shares 34.04
Weighted Average Grant Date Fair Value Per Share, Dividend reinvestment | $ / shares 33.83
Weighted Average Grant Date Fair Value Per Share Ending Balance | $ / shares $ 28.67