Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2021

Commitments And Contingencies Disclosure [Abstract]

Summary of Principal Contractual Obligations, Excluding Operating Leases

The following table summarizes the Company’s principal contractual commitments, excluding operating leases, as of June 30, 2021 (in thousands):

	Purchase Commitments		Other Contractual Commitments		Total
2021 (remaining six months)	$	22,950	$	227	$	23,177
2022		8,698		—		8,698
2023		112		—		112
Total	$	31,760	$	227	$	31,987

Summary of Warranty Accrual Account Activity

The following table summarizes the Company’s warranty accrual account activity during the three and six months ended June 30, 2021 and 2020:

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021			2020
Balance at beginning of period	$	335	$	386	$	321		$	407
Accruals for warranties charged to expense		17		15		33			24
Cost of warranty claims		—		—		(2	)		(30	)
Balance at end of period	$	352	$	401	$	352		$	401