NET REVENUE (Tables)

3 Months Ended

Mar. 31, 2022

Revenue from Contracts with Customers [Abstract]

Schedule of disaggregation of revenue

The following table presents the Company’s revenue disaggregated based on revenue source and timing of revenue recognition. The Company believes these categories best depict how the nature, timing, and uncertainty of revenue cash flows are affected by economic factors.

	Three Months Ended March 31,
	2021		2022
Type of goods and services:
Wafer fabrication	$	1,328	$	1,825
Engineering and other pre-fabrication services	90		115
	$	1,418	$	1,940
Timing of revenue recognition:
Revenue recognized over time	$	82	$	127
Revenue recognized at a point in time	1,336		1,813
	$	1,418	$	1,940