Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2018

Accounting Policies [Abstract]

Reconciliation of Changes in Deferred Revenue

A reconciliation of the changes in the Company’s deferred revenue balance for the six months ended June 30, 2018 and July 1, 2017 is as follows:

	Six Months Ended
	June 30, 2018			July 1, 2017
Balance, beginning of period	$	2,520		$	1,383
Additions to deferral		1,142			590
Revenue recognized		(1,346	)		(628	)
Balance, end of period	$	2,316		$	1,345

Reconciliation of Changes in Warranty Liability

A reconciliation of the changes in the Company’s warranty liability for the six months ended June 30, 2018 and July 1, 2017 is as follows:

	Six Months Ended
	June 30, 2018			July 1, 2017
Balance, beginning of period	$	1,735		$	603
Accruals for product warranties		(345	)		203
Cost of warranty claims		(464	)		(140	)
Balance, end of period	$	926		$	666