Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2017

Commitments and Contingencies

Product warranty accrued liability

The following table reflects the change in our warranty accrual which is included in “Accrued liabilities” on the condensed consolidated balance sheets, during the three and six months ended June 30, 2017 and 2016 (in thousands):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Beginning accrued warranty and related costs	$	133	$	431	$	251	$	497
Accruals for warranties issued		37		4		70		23
Adjustments related to pre-existing warranties including expirations and changes in estimates		(27)		(64)		(132)		(131)
Cost of warranty repair		(13)		(41)		(59)		(59)
Ending accrued warranty and related costs	$	130	$	330	$	130	$	330

Outstanding contractual obligations

The following table summarizes our contractual obligations as of June 30, 2017 (in thousands):

	Payments due by period
					1-3		4-5		More than
Contractual Obligations	Total		Less than 1 year		years		years		5 years
Operating leases	$	670	$	221	$	351	$	92	$	6
Royalty agreement		862		575		287		—		—
Total	$	1,532	$	796	$	638	$	92	$	6