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Balance Sheet Details | 9 Months Ended
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Sep. 30, 2020
Balance Sheet Related Disclosures [Abstract] |
Balance Sheet Details | Note 4. Balance Sheet Details Inventory and other deferred costs consist of the following (in thousands):
|  | September 30, |  |  | December 31, |
|  | 2020 |  |  | 2019 |
Raw materials |  | $ | 2,635 |  |  | $ | 1,424 |
Other deferred costs |  |  | 3,633 |  |  |  | 3,182 |
Total inventory and other deferred costs |  | $ | 6,268 |  |  | $ | 4,606 |
Property and equipment. Depreciation and amortization expense for the three months ended September 30, 2020 and 2019 was $1.5 million and $1.2 million, respectively, and for the nine months ended September 30, 2020 and 2019 was $4.3 million and $3.4 million, respectively. Accumulated depreciation and amortization was $13.1 million and $9.1 million as of September 30, 2020 and December 31, 2019, respectively. Accrued and other current liabilities consist of the following (in thousands):
|  | September 30, |  |  | December 31, |
|  | 2020 |  |  | 2019 |
Accrued compensation |  | $ | 5,432 |  |  | $ | 4,147 |
Operating lease liabilities |  |  | 2,302 |  |  |  | 1,361 |
Accrued liabilities |  |  | 343 |  |  |  | 689 |
Accrued taxes |  |  | 46 |  |  |  | 210 |
Other current liabilities |  |  | 674 |  |  |  | 241 |
Total accrued and other current liabilities |  | $ | 8,797 |  |  | $ | 6,648 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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