Revenue

12 Months Ended

Jan. 01, 2022

Revenue From Contract With Customer [Abstract]

Revenue

10. Revenue

The following table represents a disaggregation of revenue by timing of revenue:

	Year Ended
	January 1, 2022		December 26, 2020
Point-in-time	$	749,276	$	527,677
Over-time		39,623		28,819
Total revenue	$	788,899	$	556,496

See Note 15 of the Notes to the Consolidated Financial Statements for additional discussion of the Company’s disaggregated revenue in detail.

Contract Liabilities

The Company records contract liabilities when the customer has been billed in advance of the Company completing its performance obligations primarily related to service contracts and installation.  For contracts that have a duration of one year or less, these amounts are recorded as current deferred revenue in the Consolidated Balance Sheets.  As of January 1, 2022 and December 26, 2022, the Company carried a long-term deferred revenue balance of $1,693 and $1,292, respectively, in “other non-current liabilities” on the Consolidated Balance Sheets.

Changes in deferred revenue were as follows:

	Year Ended
	January 1, 2022			December 26, 2020
Balance, beginning of the period	$	15,627		$	15,093
Deferred revenue assumed from Inspectrology acquisition (Note 3)		386			—
Deferral of revenue		69,656			43,398
Recognition of deferred revenue		(53,997	)		(42,864	)
Balance, ending of the period	$	31,672		$	15,627