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Share Repurchase Program - Additional Information (Detail) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2023	May 18, 2023	Sep. 19, 2022	May 06, 2021
Equity, Class of Treasury Stock [Line Items]
Common stock repurchase program, number of shares repurchased (in shares)	720,175	1,633,620
Repurchase program, approximate dollar value of shares purchased	$ 99,980,000	$ 217,108,000
Repurchase program, average price paid per share (in usd per share)	$ 138.83	$ 132.90
September 14, 2022 Stock Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Common stock repurchase program, authorized amount				$ 300,000,000
Common stock repurchase program, authorized remaining amount	$ 200,020,373	$ 200,020,373		$ 50,000,000
May 6, 2021 Stock Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Common stock repurchase program, authorized amount			$ 300,000,000
Common stock repurchase program, authorized remaining amount					$ 100,000,000

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Amount of stock repurchase plan authorized.

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Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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Total cost of shares repurchased divided by the total number of shares repurchased.

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