Revenues (Tables)

9 Months Ended

Sep. 30, 2024

Revenue from Contract with Customer [Abstract]

Summary of Net Revenues Based On Geography Location

The following tables present the Company’s net revenues disaggregated by geography based on the location of the customer, by product line (in thousands):

	Three Months Ended September 30, 2024
	Brick Products		Advanced Products		Total
United States	$	24,943	$	22,579	$	47,522
Europe		7,906		3,044		10,950
Asia Pacific		10,777		23,433		34,210
All other		138		346		484
	$	43,764	$	49,402	$	93,166

	Nine Months Ended September 30, 2024
	Brick Products		Advanced Products		Total
United States	$	71,348	$	72,996	$	144,344
Europe		21,322		10,474		31,796
Asia Pacific		30,265		55,087		85,352
All other		907		493		1,400
	$	123,842	$	139,050	$	262,892

	Three Months Ended September 30, 2023
	Brick Products		Advanced Products		Total
United States	$	21,279	$	18,889	$	40,168
Europe		10,392		5,808		16,200
Asia Pacific		17,024		33,623		50,647
All other		737		92		829
	$	49,432	$	58,412	$	107,844

	Nine Months Ended September 30, 2023
	Brick Products		Advanced Products		Total
United States	$	60,764	$	48,426	$	109,190
Europe		24,893		15,869		40,762
Asia Pacific		46,998		112,686		159,684
All other		2,536		235		2,771
	$	135,191	$	177,216	$	312,407

Summary of Net Revenues Disaggregated by Geography

The following tables present the Company’s net revenues disaggregated by the category of revenue, by product line (in thousands):

	Three Months Ended September 30, 2024
	Brick Products		Advanced Products			Total
Direct customers, contract manufacturers and    non-stocking distributors	$	25,854	$	29,405		$	55,259
Stocking distributors, net of sales allowances		17,724		6,367			24,091
Non-recurring engineering		186		(100	)		86
Royalties		—		13,370			13,370
Other		—		360			360
	$	43,764	$	49,402		$	93,166

	Nine Months Ended September 30, 2024
	Brick Products		Advanced Products		Total
Direct customers, contract manufacturers and    non-stocking distributors	$	66,902	$	78,758	$	145,660
Stocking distributors, net of sales allowances		56,289		24,368		80,657
Non-recurring engineering		651		4,023		4,674
Royalties		—		30,821		30,821
Other		—		1,080		1,080
	$	123,842	$	139,050	$	262,892

	Three Months Ended September 30, 2023
	Brick Products		Advanced Products		Total
Direct customers, contract manufacturers and    non-stocking distributors	$	27,748	$	37,384	$	65,132
Stocking distributors, net of sales allowances		21,461		9,673		31,134
Non-recurring engineering		223		6,726		6,949
Royalties		—		4,269		4,269
Other		—		360		360
	$	49,432	$	58,412	$	107,844

	Nine Months Ended September 30, 2023
	Brick Products		Advanced Products		Total
Direct customers, contract manufacturers and    non-stocking distributors	$	82,669	$	134,953	$	217,622
Stocking distributors, net of sales allowances		51,536		21,070		72,606
Non-recurring engineering		986		11,650		12,636
Royalties		—		8,745		8,745
Other		—		798		798
	$	135,191	$	177,216	$	312,407

Summary of Changes in Contract Liabilities

The following table presents the changes in certain contract liabilities (in thousands):

	September 30, 2024			December 31, 2023			Change
Short-term deferred revenue and customer prepayments	$	(4,198	)	$	(3,157	)	$	(1,041	)
Long-term deferred revenue		—			(1,020	)		1,020
Sales allowances		(2,640	)		(3,482	)		842