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Commitments and Contingencies (Tables) | 9 Months Ended
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Sep. 30, 2018
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 nine months ended September 30, 2018 and 2017 (in thousands):
|  | Three Months Ended |  | Nine Months Ended |
|  | September 30, |  | September 30, |
|  | 2018 |  | 2017 |  | 2018 |  | 2017 |
Beginning accrued product warranty |  | $ | 178 |  | $ | 130 |  | $ | 133 |  | $ | 251 |
Accruals for warranties issued |  |  | 125 |  |  | 7 |  |  | 258 |  |  | 77 |
Adjustments related to pre-existing warranties including expirations and changes in estimates |  |  | (10) |  |  | 18 |  |  | (33) |  |  | (114) |
Cost of warranty repair |  |  | (65) |  |  | (17) |  |  | (130) |  |  | (76) |
Ending accrued product warranty |  | $ | 228 |  | $ | 138 |  | $ | 228 |  | $ | 138 |
Outstanding contractual obligations | The following table summarizes our contractual obligations as of September 30, 2018 (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 |  | $ | 452 |  | $ | 193 |  | $ | 233 |  | $ | 26 |  | $ | — |
Royalty agreement |  |  | 144 |  |  | 144 |  |  | — |  |  | — |  |  | — |
Total |  | $ | 596 |  | $ | 337 |  | $ | 233 |  | $ | 26 |  | $ | — |

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- Definition Tabular disclosure of the aggregate amount of payments due on known contractual obligations for the five years following the date of the latest balance sheet and the combined aggregate amount of maturities of known contractual obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 303 -Paragraph a -Subparagraph 5 + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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