Revenue

3 Months Ended

Mar. 28, 2020

Revenue From Contract With Customer [Abstract]

Revenue

NOTE 10. Revenue

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

	Three Months Ended
	March 28,		March 31,
	2020		2019
Point-in-time	$	133,745	$	56,591
Over-time		6,183		4,301
Total revenue	$	139,928	$	60,892

See Note 16 of the Notes to the Condensed 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. These amounts are recorded as deferred revenue in the Condensed Consolidated Balance Sheets.  

Changes in deferred revenue were as follows:

	Three Months Ended
	March 28,			March 31,
	2020			2019
Balance, beginning of the period	$	15,093		$	8,080
Deferral of revenue		14,434			1,805
Recognition of deferred revenue		(11,495	)		(1,198	)
Balance, end of the period	$	18,032		$	8,687