Segment Information - Net Sales to Customers by Geographic Area (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales, Total	$ 229,963	$ 297,488	$ 263,427
Unaffiliated Customers by Geographic Area [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales, Total	229,963	297,488	263,427
United States [Member] | Unaffiliated Customers by Geographic Area [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales, Total	175,045	223,528	188,904
United Kingdom [Member] | Unaffiliated Customers by Geographic Area [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales, Total	24,379	31,197	36,189
Other International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales, Total	76,011	107,591	101,067
Other International [Member] | Unaffiliated Customers by Geographic Area [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales, Total	$ 30,539	$ 42,763	$ 38,334