Business Combination	3 Months Ended
Apr. 02, 2022
Business Combinations [Abstract]
Business Combination	NOTE 2. Business Combination Inspectrology, LLC During the first quarter of 2021, the Company acquired Inspectrology, LLC (“Inspectrology”), a supplier of overlay metrology for controlling lithography and etch processes in the compound semiconductor market for $24,015 in cash and an earnout subject to achievement of certain revenue targets earned for fiscal year 2021 and fiscal year 2022. As of January 1, 2022, $2,287 of the earnout has been achieved and was recorded in operating expenses. There is potential earnout for up to an additional payment of $5,000 based on fiscal 2022 results. As of April 2, 2022, the Company has accrued $1,873 for the potential earnout. Certain payments, including the earnout, are subject to the principals remaining with the Company for a period of one to three years.

Business Combination

3 Months Ended

Apr. 02, 2022

NOTE 2. Business Combination

Inspectrology, LLC

During the first quarter of 2021, the Company acquired Inspectrology, LLC (“Inspectrology”), a supplier of overlay metrology for controlling lithography and etch processes in the compound semiconductor market for $24,015 in cash and an earnout subject to achievement of certain revenue targets earned for fiscal year 2021 and fiscal year 2022. As of January 1, 2022, $2,287 of the earnout has been achieved and was recorded in operating expenses.

There is potential earnout for up to an additional payment of $5,000 based on fiscal 2022 results. As of April 2, 2022, the Company has accrued $1,873 for the potential earnout. Certain payments, including the earnout, are subject to the principals remaining with the Company for a period of one to three years.