Summary of Significant Accounting Policies (Tables)

12 Months Ended

Jan. 02, 2021

Accounting Policies [Abstract]

Reconciliation of Changes in Allowance for Doubtful Accounts

A reconciliation of the changes in our allowance for doubtful accounts balances for the years ended January 2, 2021 and December 28, 2019 are as follows (in thousands):

	Balance at							Balance
	Beginning of							at End of
Description	the period		Additions		(Deductions)			the period
Allowance for doubtful accounts Years ended
January 2, 2021		187		181		(124	)		244
December 28, 2019		213		25		(51	)		187

Reconciliation of Changes in Deferred Revenue

A reconciliation of the changes in our deferred revenue balances for the years ended January 2, 2021 and December 28, 2019 are as follows (in thousands):

FY 2018: Balance as of December 29, 2018	$	2,225
Additions to deferral		2,168
Revenue recognized		(2,564	)
Deductions from reserves		(19	)
FY 2019: Balance as of December 28, 2019		1,810
Additions to deferral		1,610
Revenue recognized		(2,190	)
Deductions from reserves		(3	)
FY 2020: Balance as of January 2, 2021	$	1,227

Reconciliation of Changes in Warranty Liability

A reconciliation of the changes in our warranty liability for the years ended January 2, 2021 and December 28, 2019 are as follows (in thousands):

FY 2018: Balance as of December 29, 2018	$	860
Accruals for product warranties		283
Cost of warranty claims		(296	)
Adjustment to pre-existing warranties		(311	)
FY 2019: Balance as of December 28, 2019		536
Accruals for product warranties		128
Cost of warranty claims		(108	)
Adjustment to pre-existing warranties		(309	)
FY 2020: Balance as of January 2, 2021	$	247