Stockholders' Equity - Stockholder's Equity (Detail) - shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Equity [Abstract]
Common Stock, Beginning balance	29,554,500	29,554,500	29,554,500
Common Stock, Ending balance	29,554,500	29,554,500	29,554,500
Treasury Stock, Beginning balance	4,788,966	4,781,000	4,959,000
Exercise of options, Treasury Stock	(113,000)	(55,000)	(185,000)
Stock purchases, Treasury Stock	11,000	63,000	7,000
Treasury Stock, ending balance	4,686,511	4,788,966	4,781,000