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v3.20.2

Commitments and Contingencies (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 USD ($) ft² | Jun. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) ft² | Jun. 30, 2019 USD ($)
Product Warranty [Abstract] |  |  |  |
Period of warranty |  |  | 12 months |
Change in warranty accrual [Roll Forward] |  |  |  |
Beginning accrued product warranty | $ 362 | $ 325 | $ 387 | $ 236
Accruals for warranties issued | 128 | 115 | 189 | 242
Adjustments related to pre-existing warranties including expirations and changes in estimates | (42) | 55 | (72) | 148
Cost of warranty repair | (96) | (142) | (152) | (273)
Ending accrued product warranty | $ 352 | $ 353 | $ 352 | $ 353
Leases |  |  |  |
Area of property under long-term operating lease (in square feet) | ft² | 19,467 |  | 19,467 |
Cross License Agreement |  |  |  |
Preferred label sub abstract as Contractual Obligations |  |  |  |
Term of Agreement |  |  | 10 years |
Dingxing |  |  |  |
Leases |  |  |  |
Total investment agreement value | $ 90,000 |  | $ 90,000 |
Kazuo |  |  |  |
Leases |  |  |  |
Total investment agreement value | 15,000 |  | 15,000 |
Beijing BoYu Semiconductor Vessel Craftwork Technology Co., Ltd Investment | Kazuo |  |  |  |
Leases |  |  |  |
Total investment agreement value | $ 8,000 |  | $ 8,000 |

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