STRATEGIC PARTNERSHIP AGREEMENT WITH ADVANTEST AND RELATED PARTY TRANSACTIONS (Details) - Advantest America, Inc. - USD ($)	1 Months Ended	12 Months Ended
	Jul. 31, 2020	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Related party receivables		$ 0	$ 300,000
Analytics
Related party revenue		9,000,000.0	10,300,000	$ 10,600,000
Related party deferred revenue		$ 9,400,000	$ 7,100,000
Securities Purchase Agreement
Common stock shares issued	3,306,924
Proceeds from Issuance of Common Stock	$ 65,200,000
Term of cloud-based subscription for Exensio analytics software	5 years