Revenues (Tables)

12 Months Ended

Dec. 31, 2022

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):


	Year Ended December 31, 2022
	Brick Products		Advanced Products		Total
United States	$	76,306	$	53,116	$	129,422
Europe		27,856		10,522		38,378
Asia Pacific		49,076		179,259		228,335
All other		2,520		424		2,944

	$	155,758	$	243,321	$	399,079


	Year Ended December 31, 2021
	Brick Products		Advanced Products		Total
United States	$	74,280	$	44,360	$	118,640
Europe		32,762		5,145		37,907
Asia Pacific		80,344		120,459		200,803
All other		1,758		256		2,014

	$	189,144	$	170,220	$	359,364


	Year Ended December 31, 2020
	Brick Products		Advanced Products		Total
United States	$	80,065	$	25,493	$	105,558
Europe		23,491		6,641		30,132
Asia Pacific		83,985		73,899		157,884
All other		2,715		287		3,002

	$	190,256	$	106,320	$	296,576

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):


	Year Ended December 31, 2022
	Brick Products		Advanced Products		Total
Direct customers, contract manufacturers and non-stocking distributors	$	102,905	$	216,685	$	319,590
Stocking distributors, net of sales allowances		51,819		13,831		65,650
Non-recurring e ngineering		1,034		9,933		10,967
Royalties		—		2,801		2,801
Other		—		71		71

	$	155,758	$	243,321	$	399,079


	Year Ended December 31, 2021
	Brick Products		Advanced Products		Total
Direct customers, contract manufacturers and non-stocking distributors	$	139,099	$	144,180	$	283,279
Stocking distributors, net of sales allowances		49,359		14,123		63,482
Non-recurring engineering		686		10,027		10,713
Royalties		—		1,819		1,819
Other		—		71		71

	$	189,144	$	170,220	$	359,364


	Year Ended December 31, 2020
	Brick Products		Advanced Products		Total
Direct customers, contract manufacturers and non-stocking distributors	$	160,004	$	91,405	$	251,409
Stocking distributors, net of sales allowances		29,411		8,510		37,921
Non-recurring engineering		841		6,181		7,022
Royalties		—		152		152
Other		—		72		72

	$	190,256	$	106,320	$	296,576

Summary of Changes in Contract Assets And Liabilities

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


	December 31, 2022			December 31, 2021			Change
Short-term deferred revenue and customer prepayments	$	(13,197	)	$	(7,912	)	$	(5,285	)
Long-term deferred revenue		(145	)		(413	)		268
Deferred expenses		577			560			17
Sales allowances		(1,661	)		(1,464	)		(197	)