Revenues - Summary of Net Revenues Disaggregated by Category (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 106,747	$ 102,186	$ 204,563	$ 190,468
Brick Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	39,234	34,523	85,759	69,880
Advanced Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	67,513	67,663	118,804	120,588
Direct Customers, Contract Manufacturers and Non-stocking Distributors [Member]
Disaggregation of Revenue [Line Items]
Revenue	79,991	85,545	152,490	157,417
Direct Customers, Contract Manufacturers and Non-stocking Distributors [Member] | Brick Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	24,435	23,566	54,921	47,967
Direct Customers, Contract Manufacturers and Non-stocking Distributors [Member] | Advanced Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	55,556	61,979	97,569	109,450
Stocking distributors, net of sales allowances [Member]
Disaggregation of Revenue [Line Items]
Revenue	20,683	14,010	41,472	28,518
Stocking distributors, net of sales allowances [Member] | Brick Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	14,338	10,908	30,075	21,672
Stocking distributors, net of sales allowances [Member] | Advanced Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	6,345	3,102	11,397	6,846
Non-recurring engineering [Member]
Disaggregation of Revenue [Line Items]
Revenue	3,257	1,957	5,687	3,535
Non-recurring engineering [Member] | Brick Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	461	49	763	241
Non-recurring engineering [Member] | Advanced Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	2,796	1,908	4,924	3,294
Royalties [Member]
Disaggregation of Revenue [Line Items]
Revenue	2,456	656	4,476	962
Royalties [Member] | Advanced Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	2,456	656	4,476	962
Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	360	18	438	36
Other [Member] | Advanced Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 360	$ 18	$ 438	$ 36