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Performance Measurement Amount In Assets

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The risk-free interest rate assumption that is used in valuing an option on its own shares.

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Stock Based Compensation - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Apr. 27, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	6 years
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period	10 years
Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit	$ 16.95
Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit	$ 48.91
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used	Black-Scholes options pricing model
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate	4.39%	2.92%	0.76%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	2.44%	1.44%	1.23%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term	5 years 9 months 21 days	6 years 7 days	6 years 5 months 1 day
Percentage of Option Vesting Rate	20.00%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate	30.58%	28.72%	30.11%
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 8.41	$ 13.3	$ 12.99
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value	$ 1,585,000	$ 9,131,000	$ 9,486,000
Share-based Payment Arrangement, Expense	1,763,000	1,440,000	1,316,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	$ 5,215,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition	1 year 6 months 21 days
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value	$ 2,121,000	1,750,000	1,648,000
DIVIDENDS PAYABLE	25,712,000	24,278,000
Other Liabilities [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
DIVIDENDS PAYABLE	$ 124,000	74,000
Two Thousand Twenty One Omnibus Stock and Incentive Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common Stock, Capital Shares Reserved for Future Issuance	1,580,195			2,500,000
Two Thousand Twenty One Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of Option Vesting Rate	20.00%
Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance Measurement Amount In Assets	$ 50,000,000,000
Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance Measurement Amount In Assets	$ 10,000,000,000
Employee Stock Option [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	2 years
Percentage of Option Vesting Rate	20.00%
Restricted Stock Units [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	$ 3,258,000	$ 3,422,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition	1 year 2 months 8 days	1 year 1 month 17 days
Restricted Stock Units [Member] \| Officers [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based Payment Arrangement, Expense	$ 1,826,000	$ 1,887,000	1,329,000
Restricted Stock Units [Member] \| Directors [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based Payment Arrangement, Expense	667,000	631,000	600,000
Restricted Stock [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value	$ 1,082,000	$ 1,861,000	$ 2,947,000
Performance Shares [Member] \| Executives And Other Officers [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based Compensation Arrangement , Award Requisite Service Period	3 years
Vesting period	3 years
Share Based Compensation, Number of Shares Average Adjusted Earnings Per Share Growth Percentage	50.00%
Performance Shares [Member] \| Maximum [Member] \| Executives And Other Officers [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share Based Compensation, Number Of Shares Issued Upon Vesting Based On Core Return Percentage	200.00%
Performance Shares [Member] \| Minimum [Member] \| Executives And Other Officers [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share Based Compensation, Number Of Shares Issued Upon Vesting Based On Core Return Percentage	0.00%