Revenue

6 Months Ended

Jun. 26, 2021

Revenue From Contract With Customer [Abstract]

Revenue

NOTE 9. Revenue

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

	Three Months Ended				Six Months Ended
	June 26,		June 27,		June 26,		June 27,
	2021		2020		2021		2020
Point-in-time	$	182,133	$	131,796	$	343,294	$	265,541
Over-time		11,254		3,152		19,372		9,335
Total revenue	$	193,387	$	134,948	$	362,666	$	274,876

See Note 15 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. These amounts are recorded as deferred revenue in the Condensed Consolidated Balance Sheets.  

Changes in deferred revenue were as follows:

	Three Months Ended						Six Months Ended
	June 26,			June 27,			June 26,			June 27,
	2021			2020			2021			2020
Balance, beginning of the period	$	22,429		$	18,032		$	15,626		$	15,093
Deferred revenue assumed in acquisition		—			—			386			—
Deferral of revenue		15,117			8,818			34,348			23,252
Recognition of deferred revenue		(14,640	)		(8,956	)		(27,454	)		(20,451	)
Balance, end of the period	$	22,906		$	17,894		$	22,906		$	17,894