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Commitments and Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2021
Commitments and Contingencies |
Summary of maturities of our operating lease liabilities | As of December 31, 2021, the maturities of our operating lease liabilities (excluding short-term leases) are as follows (in thousands):
​ | ​ | ​
Maturity of Lease Liabilities |  | ​
2022 | $ | 591
2023 | ​ | 581
2024 | ​ | 292
2025 | ​ | 293
2026 | ​ | 292
Thereafter | ​ | 755
Total minimum lease payments | ​ | 2,804
Less: Interest | ​ | (381)
Present value of lease obligations | ​ | 2,423
Less: Current portion, included in accrued liabilities | ​ | (488)
Long-term portion of lease obligations | $ | 1,935
Schedule of weighted-average remaining lease term and the weighted-average discount rate of operating leases | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ | December 31, | ​
​ | ​ | 2021 | ​ | 2020 | ​
Weighted-average remaining lease term (years) | ​ | 6.44 | ​ | 7.15 | ​
Weighted-average discount rate | ​ | 4.61 | % | 4.61 | %
Schedule of supplemental cash flow information related to leases | Supplemental cash flow information related to leases where we are the lessee is as follows (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended | ​
​ | ​ | December 31, | ​
​ | ​ | 2021 | ​ | 2020 | ​
Cash paid for amounts included in the measurement of lease liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating cash flows from operating leases | ​ | $ | 570 | ​ | $ | 456 | ​
Summary of components of lease expense | The components of lease expense are as follows (in thousands) within our consolidated statements of operations:
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended
​ | ​ | December 31,
​ | ​ | 2021 | ​ | 2020
Operating lease | ​ | $ | 533 | ​ | $ | 512
Short-term lease expense | ​ | ​ | 119 | ​ | ​ | 89
Total | ​ | $ | 652 | ​ | $ | 601
Product warranty accrued liability |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended |
​ | ​ | December 31, |
​ |  | 2021 |  | 2020 |
Beginning accrued product warranty | ​ | $ | 609 | ​ | $ | 387 | ​
Accruals for warranties issued | ​ |  | 711 | ​ |  | 510 | ​
Adjustments related to pre-existing warranties including expirations and changes in estimates | ​ |  | (100) | ​ |  | 186 | ​
Cost of warranty repair | ​ |  | (477) | ​ |  | (474) | ​
Ending accrued product warranty | ​ | $ | 743 | ​ | $ | 609 | ​

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- Definition Tabular disclosure of weighted-average remaining lease term and the weighted-average discount rate for our operating leases. + References No definition available. + Details
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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 + 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=123368208&loc=d3e12565-110249 + Details
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