Industry Segments - Additional Information (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($) Segment	Sep. 30, 2020 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | Segment			2
Net sales	$ 200,058	$ 132,258	$ 561,856	$ 372,902
Foreign Countries [Member]
Segment Reporting Information [Line Items]
Net sales	$ 11,700	$ 9,800	$ 34,800	$ 28,000