CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Net sales (from related parties $253 and $1,000 for the three months ended June 30, 2024 and June 30, 2023, respectively, $453 and $2,100 for the six months ended June 30, 2024 and June 30, 2023, respectively)	$ 110,586	$ 121,865	$ 205,826	$ 238,334
Cost of sales (from related parties $176 and $600 for the three months ended June 30, 2024 and June 30, 2023, respectively, and $329 and $1,500 for the six months ended June 30, 2024 and June 30, 2023, respectively)	75,398	94,911	144,882	187,911
Gross profit	35,188	26,954	60,944	50,423
Operating expenses:
Research and development expenses	4,959	4,662	10,156	9,266
Selling, general and administrative expenses	4,520	10,550	14,052	20,455
Amortization of intangible assets	365	437	730	873
Total operating expenses	9,844	15,649	24,938	30,594
Operating income	25,344	11,305	36,006	19,829
Interest expense (from related parties $2,216 and $1,816 for the three months ended June 30, 2024 and 2023, respectively, and $4,438 and $3,799 for the six months ended June 30, 2024 and June 30, 2023, respectively)	2,909	4,645	6,255	9,310
Income before income taxes	22,435	6,660	29,751	10,519
Income tax expense	895	243	1,096	378
Net income	$ 21,540	$ 6,417	$ 28,655	$ 10,141
Weighted-average common shares outstanding:
Basic (in shares)	22,973	22,952	22,971	22,952
Diluted (in shares)	22,993	22,966	22,983	22,967
Earnings per common share:
Basic (in dollars per share)	$ 0.94	$ 0.28	$ 1.25	$ 0.44
Diluted (in dollars per share)	$ 0.94	$ 0.28	$ 1.25	$ 0.44