Net Sales and Income Before Income Taxes - Net Sales and Income (Loss) Before Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation Of Revenue [Line Items]
Net sales	$ 102,218	$ 99,647	$ 314,232	$ 296,655
Income before income taxes	1,311	2,398	3,757	5,682
U.S. [Member]
Disaggregation Of Revenue [Line Items]
Net sales	63,118	56,535	182,247	164,167
Income before income taxes	350	(857)	(3,119)	1,422
Foreign [Member]
Disaggregation Of Revenue [Line Items]
Net sales	39,100	43,112	131,985	132,488
Income before income taxes	$ 961	$ 3,255	$ 6,876	$ 4,260