Stockholders' Equity - Summary of the Companys Change in the Common Stock (Detail) - shares	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Class of Stock [Line Items]
Outstanding shares of voting common stock at the beginning of year	37,899,688
Exercise of stock options	22,044	5,653	28,758
Outstanding shares of voting common stock at the end of year	37,646,374	37,899,688
Voting Common Stock [Member]
Class of Stock [Line Items]
Outstanding shares of voting common stock at the beginning of year	37,900,000	37,648,000	37,919,000
Exercise of stock options	16,000	6,000	29,000
Issuance of restricted stock and performance shares, net of cancellations	125,000	97,000	66,000
Shares withheld for withholding tax payments	(61,000)	(81,000)	(86,000)
Repurchases	(342,000)	0	(280,000)
Reissuance of treasury stock	8,000	5,000	0
Treasury stock used for acquisition	0	225,000	0
Outstanding shares of voting common stock at the end of year	37,646,000	37,900,000	37,648,000