Revenues (Tables)

3 Months Ended

Mar. 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):

	Three Months Ended March 31, 2022
	Brick Products		Advanced Products		Total
United States	$	14,061	$	10,626	$	24,687
Europe		7,042		2,768		9,810
Asia Pacific		13,521		39,495		53,016
All other		733		36		769
	$	35,357	$	52,925	$	88,282

	Three Months Ended March 31, 2021
	Brick Products		Advanced Products		Total
United States	$	18,583	$	8,549	$	27,132
Europe		8,196		995		9,191
Asia Pacific		27,328		24,653		51,981
All other		352		140		492
	$	54,459	$	34,337	$	88,796

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 March 31, 2022
	Brick Products		Advanced Products		Total
Direct customers, contract manufacturers and non-stocking distributors	$	24,401	$	47,471	$	71,872
Stocking distributors, net of sales allowances		10,764		3,744		14,508
Non-recurring engineering		192		1,386		1,578
Royalties		—		306		306
Other		—		18		18
	$	35,357	$	52,925	$	88,282

	Three Months Ended March 31, 2021
	Brick Products		Advanced Products		Total
Direct customers, contract manufacturers and non-stocking distributors	$	43,808	$	29,057	$	72,865
Stocking distributors, net of sales allowances		10,547		4,138		14,685
Non-recurring engineering		104		1,071		1,175
Royalties		—		53		53
Other		—		18		18
	$	54,459	$	34,337	$	88,796

Summary of Changes in Contract Assets And Liabilities

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

	March 31, 2022			December 31, 2021			Change
Short-term deferred revenue and customer prepayments	$	(8,384	)	$	(7,912	)	$	(472	)
Long-term deferred revenue		(332	)		(413	)		81
Deferred expenses		610			560			50
Sales allowances		(1,605	)		(1,464	)		(141	)