Shareholders' Equity - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Feb. 25, 2021
Class of Stock [Line Items]
Cash dividends received	$ 16,860	$ 7,058	$ 52,365	$ 23,197
Repurchase of common stock	$ 4,258	$ 1,114	26,844	3,675
Market value of shares repurchased under equity compensation plans			$ 2,444	$ 835
Employee Stock
Class of Stock [Line Items]
Company's common stock in lieu of cash to exercise options to purchase shares (in shares)	32,910	0	37,929	0
Other Share Based Awards
Class of Stock [Line Items]
Company's common stock in lieu of cash to exercise options to purchase shares (in shares)	13,833	9,683	27,840	19,413
2021 Stock Repurchase Plan
Class of Stock [Line Items]
Repurchase of common stock (in shares)					2,000,000
Stock repurchase program, percentage of common stock					6.70%
Repurchase of common stock (in shares)	45,132	17,963	571,881	63,317
Repurchase of common stock	$ 2,059	$ 730	$ 23,809	$ 2,831
Remaining shares available under repurchase program (in shares)	1,364,000		1,364,000
2019 Stock Repurchase Plan
Class of Stock [Line Items]
Cumulative number of shares repurchased (in shares)		223		223
Common Stock
Class of Stock [Line Items]
Repurchase of common stock (in shares)	91,875	27,646	637,650	82,953
Repurchase of common stock	$ 1,918	$ 494	$ 13,304	$ 1,482
Market value of shares repurchased under equity compensation plans	$ 2,199	$ 384	$ 3,029	$ 836