Stockholders' Equity - Summary of the Companys Change in the Common Stock (Detail) - shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Outstanding shares of voting common stock at the beginning of year	37,918,956
Exercise of stock options	28,758	91,900	176,901
Outstanding shares of voting common stock at the end of year	37,648,148	37,918,956
Voting Common Stock [Member]
Class of Stock [Line Items]
Outstanding shares of voting common stock at the beginning of year	37,919,000	38,005,000	37,936,000
Exercise of stock options	29,000	92,000	177,000
Issuance of restricted stock, net of cancellations	66,000	48,000	56,000
Shares withheld for withholding tax payments	(86,000)	(75,000)	(125,000)
Repurchases	(280,000)	(151,000)	(39,000)
Outstanding shares of voting common stock at the end of year	37,648,000	37,919,000	38,005,000